Cerluten, Ventfort & Svetinorm: Khavinson's Complete Nervous System Peptide Protocol

When most people think about supporting brain health, they reach for a nootropic that targets one variable — a neurotransmitter booster here, a focus compound there. But the nervous system does not operate in isolation. It depends on healthy blood flow to deliver oxygen and nutrients, and on a properly functioning liver to keep the bloodstream clean enough for clear-headed cognition. Professor Vladimir Khavinson understood this decades ago, and the three-peptide protocol he identified for central nervous system support reflects it.

Under adverse conditions like chronic stress, poor sleep, advancing age — the central nervous system can start malfunctioning, leading to a cascade of effects felt across the whole body. Most supplements try to compensate for these effects at the surface level. Khavinson peptide bioregulators take a different approach entirely: addressing the root causes of reduced cellular function, organ by organ, through targeted peptide regulation.

This article explores each of the three peptide bioregulators in the Khavinson CNS protocol — Cerluten (A-5), Ventfort (A-3), and Svetinorm (A-7) — what published research has found, and why Qi Supplements has combined all three into Neuro-3 Plus, a single-capsule nervous system complex for those serious about long-term cognitive support.

What Are Khavinson Peptide Bioregulators?

Peptide bioregulators are short chain peptides, typically composed of just two to four amino acids — that occur naturally in every organ and tissue of the body. They function as molecular signals, facilitating communication between cells and helping to regulate protein synthesis and gene expression within specific tissues. As a class of dietary supplement, they represent one of the most targeted forms of cellular support available.

The theory underlying peptide regulation is straightforward: as the body ages, its natural production of these short chain peptides declines. This creates a peptide deficiency which is a gradual depletion of the molecular signals each organ needs to maintain healthy physiological function. Over time, this deficiency contributes to age-related decline in cellular performance across organs, including the brain, blood vessels, and liver.

What makes Khavinson's approach distinct is organ specificity. Rather than extracting peptides from a single general source, his team developed a method for obtaining tissue-specific peptide complexes from the corresponding organs of young animals — brain tissue for brain peptides, aortic tissue for vascular peptides, liver tissue for liver peptides, and so on across the full range of bioregulators he developed. The result is a range of natural peptides each formulated to interact selectively with corresponding cell types in the human body.

According to published research from the St. Petersburg Institute, ultrashort peptides may be transported into cells via dedicated carrier proteins (POT and LAT transporters), a mechanism that may underlie their tissue specificity and effectiveness as geroprotectors — compounds that may help support healthy organ function during aging. Based on research retrieved from PubMed, Khavinson et al. described this transport system in a 2022 review in the International Journal of Molecular Sciences, proposing that it explains why these peptides show selective activity in specific organ systems rather than acting broadly [DOI: 10.3390/ijms23147733].

An important characteristic of natural peptide bioregulators is their gradual mechanism of action. Unlike stimulants or fast-acting supplements, the initial phase of peptide supplementation may feel subtle. These compounds work by supporting protein synthesis and cellular metabolism at the genetic level — changes that build and compound over a one-month course, with effects that may continue for three to six months after a course ends.

Professor Vladimir Khavinson and the Saint Petersburg Institute

To understand why the Khavinson CNS protocol commands the attention it does in longevity and functional medicine circles, it helps to understand the scope of the work behind it.

Professor Vladimir Khavinson of the St. Petersburg Institute of Bioregulation and Gerontology began developing peptide bioregulators in the 1970s as part of research conducted under the auspices of Russian military and medical sciences. The original goal was to help military personnel maintain physiological function and physical capacity under extreme environmental conditions. What Khavinson developed over the following decades became one of the most extensive research programs into peptide regulation and aging in the world.

The impressive results documented across multiple studies and clinical trials gave the work unusual depth for the supplement space. Animal studies in long-lived rodent models showed that certain peptide bioregulators were associated with improvements in average lifespan and reductions in mortality rate among treated groups. One clinical study published in Mechanisms of Ageing and Development found that a synthetic pineal peptide was associated with increased mean survival and a reduction in spontaneous tumor incidence in treated female mice . These results the authors described as demonstrating geroprotector potential (PMID: 11163623).

Beyond lifespan research, the St. Petersburg Institute published research spanning topics including biological age assessment, telomere length and cell division dynamics, the role of the telomerase gene in aging tissues, and the behavior of stem cells in aging organ systems, including how peptide signals may influence stem cell renewal in various tissues. It bears emphasis that these areas of research represent the broader scientific program at the institute, and are not claims about Neuro-3 Plus or its specific ingredients. The CNS protocol, specifically, focuses on brain, vascular, and liver peptide support through the mechanisms described in this article.

What Khavinson developed over his career amounts to a systematic map of the body's biological reserve and the functional capacity each organ retains at a given biological age relative to chronological age. Peptide bioregulators were conceived as a means of maintaining that reserve by periodically replenishing the peptide signals that each organ needs to sustain healthy protein synthesis and cellular renewal.

Today, the body of published research from the St. Petersburg Institute spans over 700 scientific publications. The CNS protocol described in this article reflects one of the most studied and clinically applied areas within that program.

How Khavinson Peptides Differ from Most Supplements

Most supplements on the market address wellness through one of a few familiar mechanisms: providing missing nutrients, boosting a specific neurotransmitter, or delivering antioxidant protection. These approaches have value, but they share a common limitation: they address symptoms or compensatory factors rather than the underlying physiological function of the organs themselves.

Selecting bioregulators as a support strategy represents a different logic. Each Khavinson peptide complex is designed for targeted support of a specific organ. The peptides are extracted from that organ in young animals at peak function and concentrated into capsule or liquid form. When consumed as a dietary supplement, these natural peptides may interact with corresponding cell types in the same organ of the human body, supporting the protein synthesis and cellular renewal that define healthy organ function.

This organ-specific targeting is what makes the approach genuinely different from most supplements. Cerluten doesn't support overall health in a non-specific way — it delivers brain peptides to support brain function. Ventfort delivers vascular peptides for vascular health. Svetinorm delivers liver peptides for liver function. The specificity is structural, built into the composition of each peptide complex rather than asserted through marketing.

Another key distinction is the mechanism of delivery. Short chain peptides are small enough, typically under 5 kDa molecular weight, to survive digestion and be transported directly into target cells. This may enable a level of quick delivery to the cellular level that larger protein molecules cannot achieve. The tissue-specific carrier proteins identified in the St. Petersburg Institute's research suggest these peptides are actively guided toward their respective organs rather than simply diffusing broadly.

The Nervous System's Hidden Three-Part Dependency

Before exploring the individual peptides, it helps to understand why the Khavinson CNS protocol involves three organs, not just the brain.

The central nervous system is the primary, most important controller of the whole body. It is responsible for sending, receiving, and interpreting information from all parts of the body. It coordinates internal organ function and responds to changes in the environment. Due to adverse conditions — whether chronic stress, aging, or nutritional depletion the central nervous system may start malfunctioning, which can lead to serious disorders. This is why making sure it functions correctly is important.

But the CNS does not function correctly in isolation. The brain consumes roughly 20% of the body's total oxygen supply despite representing only 2% of its mass, making it uniquely dependent on consistent, high-quality blood delivery from healthy blood vessels. Any disruption to vascular health, reduced arterial elasticity, suboptimal circulation, sluggish microvascular flow. This directly affects how well brain cells can perform their role as the important controller of the whole body.

At the same time, the liver acts as the body's primary filtration organ, responsible for more than 500 biochemical functions. When liver function is suboptimal, the downstream effect can include reduced mental clarity, fatigue, and a general sense of cognitive sluggishness not because anything is "wrong" in a clinical sense, but because the blood supply reaching the brain carries a higher burden of metabolic byproducts than it otherwise would.

The Khavinson CNS protocol addresses all three systems simultaneously: the brain itself (Cerluten), the vascular infrastructure that feeds it (Ventfort), and the metabolic environment that the liver maintains (Svetinorm). Together, these three peptide bioregulators cover the physiological function of the entire CNS support axis.

Cerluten (A-5): The Brain Peptide Bioregulator

Cerluten is a dietary supplement containing Peptide Complex A-5 natural brain peptides extracted from the cerebral cortex of young animals using Khavinson's patented isolation process. It is the direct brain-targeting component of the CNS protocol.

The central nervous system is the primary, most important controller of the whole body. It is responsible for sending, receiving, and interpreting information from all parts of the body. It coordinates internal organ function and responds to changes in the environment. Due to adverse conditions or stress, the central nervous system may start malfunctioning, which can lead to serious disorders. Cerluten is formulated as a dietary supplement to help support this critical system.

What Cerluten May Support

Healthy brain cell metabolism: Cerluten's natural brain peptides are designed to interact selectively with neurons and glial cells, potentially supporting healthy protein synthesis within cerebral cortex tissue.
Memory and mental clarity: Supporting healthy cognitive function, concentration, and recall — particularly relevant for those managing sustained mental workloads.
Stress resilience: The CNS plays a central role in regulating the stress response. Cerluten is used in protocols designed to help the body maintain healthy neural-adrenal signaling under conditions of high cognitive demand.
Focus and mental endurance: Especially relevant for those engaged in intensive mental work who notice a decline in cognitive performance over the course of demanding days or periods.
Overall support for healthy nervous system function: By providing the specific peptides the brain uses in its own peptide regulation, Cerluten supports the natural mechanisms the body uses to maintain CNS health.

The Research Context for Brain Peptides

The neuroprotective potential of polypeptide complexes derived from brain tissue has been actively studied in Eastern European gerontology for several decades. A review published in Advances in Gerontology by Umnov, Lin'kova, and Khavinson examined polypeptide complexes derived from cerebral cortex tissue, documenting their application in elderly populations and describing proposed cellular and molecular mechanisms of neuroprotective activity, including their effects on protein synthesis in aging brain cells (PMID: 24738258).

Separately, research from the St. Petersburg Institute published in Molekuliarnaia biologiia examined how short peptides derived from a cerebral cortex polypeptide complex may influence the expression of the FKBP1b gene, which encodes a protein involved in calcium ion regulation within hippocampal pyramidal neurons — a process associated with healthy neuronal function during aging. The researchers proposed that these short chain peptides may support electrophysiological processes in aging brain cells via epigenetic mechanisms [DOI: 10.1134/S0026898419020095].

These findings are provided as educational context. They do not constitute evidence that Cerluten prevents, treats, or reverses any neurological condition.

Key details: Peptide Complex A-5 (natural brain peptides from cerebral cortex) | 20 mg per daily serving | Non-GMO | Available in 20-capsule packs for an introductory 10-day course.

Ventfort (A-3): The Vascular Peptide Bioregulator

Ventfort is a dietary supplement containing Peptide Complex A-3, derived from the aortic tissue of young animals. It is the vascular component of the CNS protocol — and its inclusion in a brain health stack is one of the most clinically grounded aspects of what Khavinson designed.

Why Vascular Health Is Central to Cognitive Support

The brain's dependence on consistent blood supply cannot be overstated. Healthy blood vessels are not a secondary concern for cognitive wellness — they are a prerequisite for it. As part of normal aging, arterial walls may gradually lose elasticity and the vascular system may become less efficient at delivering oxygenated blood to brain tissue and other organs. The result is a slow reduction in cerebral blood flow that can affect mental sharpness, reaction time, and cognitive endurance long before any clinical threshold is reached.

Ventfort's natural peptides are formulated to interact selectively with vascular endothelial cells and smooth muscle tissue — the cell types that make up arterial walls and regulate blood vessel tone. Its proposed mechanism involves supporting healthy vascular wall metabolism and the structural integrity of blood vessels, which may in turn support healthy circulation throughout the body and contribute to cardiovascular health at the cellular level.

What Ventfort May Support

Healthy blood vessel structure: Vascular peptides may support the metabolism of endothelial and smooth muscle cells, contributing to arterial wall health and flexibility.
Circulation and blood supply: By promoting healthy vascular function, Ventfort may contribute to the quality of blood supply reaching the brain and other organs.
Cardiovascular health as a foundation for cognitive health: Sustained vascular health supports the delivery of nutrients and oxygen required for healthy organ function across the whole body.
Synergy with other peptide bioregulators: Ventfort appears in nearly every Khavinson organ-support protocol because healthy blood supply is foundational to the functioning of every tissue the other peptides support.

Key details: Peptide Complex A-3 (natural aorta/vascular peptides) | 20 mg per daily serving | Available in 60-capsule packs for a one-month course.

Svetinorm (A-7): The Liver Peptide Bioregulator

Svetinorm is a dietary supplement containing Peptide Complex A-7, derived from liver tissue of young animals. Its role in the CNS protocol becomes clear once the liver's relationship to brain health and overall health is properly understood.

The Liver's Role in Neurological Wellness

The liver performs more than 500 distinct functions in the body. Among the most relevant to cognitive health: it filters and detoxifies the blood supply, regulates blood glucose (the brain's primary fuel source), synthesizes proteins essential for neurological signaling, and produces cholesterol which is a critical building block of myelin, the protective sheath surrounding nerve fibers. When liver function declines, the consequences touch virtually every other organ in the body.

A liver that is operating at reduced functional capacity affects the brain's environment in ways that may not register as "liver problems" but can manifest as reduced mental clarity, increased fatigue, and impaired cognitive endurance. Svetinorm supports the liver's natural peptide regulation, providing the specific organ peptides that hepatocyte cells use to maintain healthy metabolic activity and detoxification capacity.

What Svetinorm May Support

Healthy liver cell metabolism: Svetinorm's peptides are designed to interact with hepatocyte cells, potentially supporting protein synthesis and healthy function within liver tissue.
Detoxification processes: By supporting healthy liver function, Svetinorm may help maintain the body's natural filtration capacity, contributing to a cleaner metabolic environment for neural tissue.
Digestive function and nutrient absorption: The liver produces bile and enzymes critical to the digestion and absorption of nutrients, including those required for healthy brain chemistry.
Overall health of the internal environment: Because the liver is responsible for regulating blood chemistry that reaches every organ, supporting healthy liver function has wide-ranging implications for overall health and cognitive wellness.

For more background on how peptide bioregulators may support healthy liver function, see the Qi Supplements article on peptides and liver health.

Key details: Peptide Complex A-7 (natural liver peptides) | 20 mg per daily serving | Available in 60-capsule packs for a one-month course.

The Neuroendocrine Connection: Pineal Gland and Hormonal Balance

A fuller picture of Khavinson's approach to CNS support includes the neuroendocrine system. This is the network connecting the nervous system and the hormonal system. Within this network, the pineal gland holds a particularly significant position.

The pineal gland produces melatonin and a range of neuroactive compounds that regulate circadian rhythms, immune function, and the body's broader hormonal balance. Melatonin production from the pineal gland declines with age, and this decline has been linked in research to disrupted sleep, reduced immune resilience, and broader changes in the body's regulatory homeostasis.

Khavinson's team at the St. Petersburg Institute studied a pineal peptide complex (known as Epithalamin) and later developed a synthetic tetrapeptide equivalent for decades, publishing extensive research on what they described as the geroprotective activity of pineal peptide preparations. A review published in Fiziologiia cheloveka described how peptides from pineal gland tissue may support melatonin secretion and regulatory activity across the neuroimmunoendocrine system (PMID: 22567846).

While the pineal peptide is a separate product from the CNS trio covered in this article, understanding the neuroendocrine system helps explain why Neuro-3 Plus users sometimes combine it with Endoluten (the neuroendocrine bioregulator) for broader support of the hormonal-neural axis, or with Pinealon for additional CNS-targeted support. These combinations allow for targeted support of the specific organ systems involved, with each peptide bioregulator addressing a different piece of the neuroendocrine and CNS puzzle.

Immune Function, Adrenal Glands, and the Broader CNS Support Picture

Two other organ systems frequently appear alongside the Khavinson CNS protocol in broader wellness programs: the immune system and the adrenal glands.

Thymic Peptides and Immune Function

The immune system and the nervous system are deeply interconnected. Chronic immune activation — low-grade systemic inflammation — is recognized in the research literature as a contributor to reduced cognitive function and accelerated neurological aging. The thymus gland, which plays a central role in immune function by producing and maturing T-cells, is also subject to age-related decline.

Vladonix, the thymus peptide bioregulator from the Khavinson range, is formulated with thymic peptides to support healthy immune function and thymus cell activity. Unlike the CNS trio, Vladonix is not included in Neuro-3 Plus — but it is a common companion supplement for those who want to address immune system support alongside CNS support in a more comprehensive protocol. Thymic peptides and brain peptides are distinct in their cellular targets and applications, but both contribute to overall health and resilience.

Adrenal Glands and Stress Resilience

The adrenal glands sit at the intersection of the nervous system and the endocrine system. They produce cortisol, adrenaline, and other hormones that mediate the body's response to stress. Under sustained stress or during periods of high cognitive demand, the adrenal glands may become functionally depleted — a state that can manifest as mental fatigue, reduced physical capacity, and difficulty maintaining concentration.

Cerluten's inclusion in the CNS protocol is relevant here: the nervous system and adrenal glands communicate bidirectionally, and supporting healthy nervous system function may in turn support the body's ability to maintain healthy adrenal regulation. For those with a specific interest in adrenal health, Glandokort (the adrenal gland peptide bioregulator) is available separately as a targeted supplement.

Bone Marrow and Cellular Renewal

Bone marrow plays a foundational role in producing the red blood cells that carry oxygen throughout the body, including to the brain. The quality and quantity of blood supply reaching the CNS depends in part on healthy bone marrow function. While Neuro-3 Plus does not directly target bone marrow, understanding this system helps explain why comprehensive longevity protocols that include the Khavinson CNS trio often layer in Bonomarlot (the bone marrow bioregulator) for broader circulatory and cellular renewal support.

Why the Trio Works Better Together: The Synergy Behind the Protocol

Each of the three peptides in Neuro-3 Plus can be taken individually, and many Qi Supplements customers use them that way — Cerluten alone for brain support, Ventfort as part of a cardiovascular health protocol, Svetinorm alongside other digestive support peptides. But the reason Khavinson specifically identified this combination as the CNS protocol is that their effects are mutually reinforcing.

The logic of the combination follows the physiology:

Cerluten supports brain cells directly — but those cells depend on adequate nutrient and oxygen delivery. Without healthy vascular function, Ventfort, brain cells receive suboptimal inputs regardless of how well they are otherwise supported by peptide regulation.
Ventfort supports healthy blood vessels — but blood quality matters as much as blood volume. If the liver is not maintaining clean, well-regulated blood chemistry through healthy detoxification, even optimal circulation carries a compromised substrate to the brain.
Svetinorm supports liver function — improving the metabolic environment the entire nervous system operates within, and enhancing the effectiveness of the other two peptides by maintaining healthy blood filtration and internal organ function across the whole body.

Together, the three peptide bioregulators address CNS support from the cellular level (Cerluten), the circulatory infrastructure (Ventfort), and the metabolic environment (Svetinorm). This is a systems-level approach to cognitive wellness — addressing the real, physiological reasons that nervous system function may decline, rather than compensating for symptoms.

Get the Complete CNS Protocol in One Capsule

Instead of managing three separate products and three separate dosing schedules, Neuro-3 Plus delivers Cerluten (A-5), Ventfort (A-3), and Svetinorm (A-7) in a single 30 mg capsule — the complete Khavinson nervous system protocol, simplified into one dietary supplement.

60 capsules | 1-month course | Non-GMO Verified

Shop Neuro-3 →

How to Use the Khavinson CNS Peptide Protocol

Whether using the individual peptides or Neuro-3 Plus, the general approach follows standard Khavinson peptide bioregulator protocol guidelines.

Dosage

For Neuro-3 Plus: 1–2 capsules, twice daily, taken with meals. Each box contains 60 capsules — a complete one-month course.

If using the individual peptides separately (available as a bundle here): 1–2 capsules of each peptide complex, twice daily with meals. Individual products allow you to adjust the dose of a specific organ peptide independently — for example, increasing the brain peptide dose without increasing the vascular or liver peptide dose.

Course Duration and the Initial Phase

A standard course is one month (30 days). During the initial phase of supplementation, effects are subtle — these peptide preparations work by supporting protein synthesis and cellular renewal, not by stimulating acute responses. Changes accumulate over the course of the month and may continue developing for several months after the course ends, as the body's peptide-protein cycle completes and is gradually depleted again.

This gradual accumulation is a feature, not a limitation. The sustained nature of the effect means that a single course may provide benefit over a window of several months, unlike stimulant-based compounds that require daily use to maintain any effect.

Cycling and Maintenance

Most users follow a cycling protocol: one course per month, repeated every three to six months. Some individuals — particularly those with higher physiological demand due to elevated stress, intensive cognitive or physical work, or advancing age — may benefit from more frequent courses. Consult a qualified healthcare practitioner to determine the approach appropriate for your situation.

Combination Protocols and Selecting Bioregulators

Neuro-3 Plus can be paired with other peptide bioregulators from the Qi Supplements range for broader support. When selecting bioregulators to combine, the guiding principle is organ specificity: each addition targets a specific organ system that you want to support alongside the CNS trio. Common additions include:

Pinealon — additional brain and CNS peptide support, with specific relevance for sleep regulation and neuroprotection.
Endoluten — neuroendocrine system support via pineal peptide complex, for those who want to address the hormonal-neural axis.
Vladonix — thymus peptide bioregulator for immune function support alongside CNS support.
Individual Cerluten, Ventfort, or Svetinorm — to increase the dose of a specific peptide complex within the protocol.

These combinations can be layered according to individual health priorities. Explore the full Brain and Nervous System collection for additional options.

Who May Benefit from the CNS Peptide Protocol

Khavinson's research and clinical application history suggests the CNS peptide protocol may be most relevant for the following groups. These reflect common wellness goals that align with what these supplements are formulated to support — not medical indications.

Adults Over 35 Experiencing Age-Related Decline

Natural peptide bioregulator production declines with age. The research context for Cerluten in particular suggests relevance for adults in midlife and beyond who want to proactively maintain cognitive function, mental energy, and nervous system resilience as they age. Khavinson's concept of biological reserve — the functional capacity an organ retains relative to its chronological age — frames the goal: preserving the reserve rather than waiting for it to be depleted.

Those Under High Mental or Occupational Stress

Sustained cognitive demands — intensive work, high-pressure environments, sleep disruption — place significant strain on the central nervous system and on the organs that support it. The CNS protocol is frequently used by professionals engaged in demanding mental work, including those who notice a decline in concentration, recall, or mental stamina under sustained pressure. The protocol's inclusion of Svetinorm is particularly relevant here, as the liver bears an increased detoxification burden during periods of high stress.

Those Supporting Physical Capacity and Active Aging

Physical capacity and cognitive function are closely linked. The CNS governs motor coordination, response time, and the body's regulation of physical performance. Supporting healthy nervous system function through the CNS peptide protocol may contribute to maintaining physical performance and overall health alongside the cognitive benefits of the brain peptide component. Ventfort's vascular support is relevant here as well, given the role of healthy blood supply in both mental and physical endurance.

Those with Interest in Hormonal Balance and Reproductive Function

The neuroendocrine system — of which the nervous system is a central component — regulates hormonal balance throughout the body, including aspects of reproductive function. While Neuro-3 Plus is not a hormonal supplement, supporting healthy CNS and neuroendocrine function through the Khavinson approach is relevant to those seeking broad physiological wellness as part of a longevity-focused health practice.

Biohackers and Longevity-Focused Individuals

Peptide bioregulators have become prominent in longevity and biohacking communities as one of the most organ-targeted approaches to age-related support available in supplement form. The Khavinson CNS protocol, and Neuro-3 Plus as its simplified single-capsule delivery, fits naturally within a broader peptide supplementation stack. The depth of published research behind the St. Petersburg Institute program distinguishes these compounds from most supplements in the longevity category.

Ready to Start the Protocol?

Neuro-3 Plus is the most convenient way to experience the complete Khavinson CNS protocol. Cerluten, Ventfort, and Svetinorm — three natural peptides, one capsule, one product.

30 mg active peptide complex per capsule
60 capsules per box — a full one-month course
Non-GMO Verified | Free worldwide shipping on orders over $50
30-day return policy

Order Neuro-3→ Individual CNS Bundle →

Frequently Asked Questions

What is the Khavinson CNS peptide protocol?

The Khavinson CNS protocol is a combination of three peptide bioregulators — Cerluten (A-5, brain peptides), Ventfort (A-3, vascular peptides), and Svetinorm (A-7, liver peptides) — used together to support healthy nervous system function. Professor Vladimir Khavinson of the St. Petersburg Institute of Bioregulation and Gerontology identified this combination as the foundational support stack for central nervous system wellness.

What is Cerluten and what does it support?

Cerluten (Peptide Complex A-5) is a dietary supplement containing natural brain peptides derived from the cerebral cortex of young animals. It may support healthy brain cell metabolism, cognitive clarity, memory, concentration, and the body's response to mental stress. These statements have not been evaluated by the FDA.

Why does the CNS protocol include Ventfort, a vascular peptide?

The brain requires consistent blood supply to maintain healthy function. Ventfort (A-3) contains natural aorta peptides that may help support healthy blood vessel structure and vascular circulation. Because brain health depends on cardiovascular health and healthy blood supply, Ventfort is included alongside Cerluten in the CNS support protocol.

Why is Svetinorm, a liver peptide, included in a brain health protocol?

The liver filters metabolic waste from the bloodstream and regulates blood chemistry — processes with direct implications for cognitive clarity and overall health. Svetinorm (A-7) contains natural liver peptides that may help support healthy liver function and detoxification, contributing to a cleaner metabolic environment for the nervous system and all other organs.

What is Neuro-3 Plus?

Neuro-3 Plus is a dietary supplement by Qi Supplements that combines Cerluten (A-5), Ventfort (A-3), and Svetinorm (A-7) in a single capsule containing 30 mg of active peptides. It delivers the complete Khavinson CNS protocol in one product — 60 capsules per box for a full one-month course — rather than requiring three separate products and dosing schedules.

How long should I take the CNS peptide protocol?

Khavinson peptide bioregulators are typically used in one-month courses, repeated every three to six months. After the initial phase, effects are gradual and cumulative. The benefits of a course may persist for several months as the body's peptide-protein cycle completes naturally. Always consult a qualified healthcare provider before beginning any supplement protocol.

How do Khavinson peptides differ from most supplements?

Most supplements support general wellness or address a specific nutrient gap. Khavinson peptide bioregulators are designed for targeted support of a specific organ — each peptide complex is extracted from that organ in young animals at peak physiological function, and may interact selectively with corresponding cell types in the body. Rather than compensating for symptoms, the approach aims to support the root causes of reduced cellular efficiency in aging tissues through peptide regulation.

Can Neuro-3 Plus be combined with other peptide bioregulators?

Yes. Neuro-3 Plus can be combined with other Khavinson peptide bioregulators for additional organ-specific support. Common additions include Pinealon for additional CNS and neuroprotective support, Endoluten for neuroendocrine system support, or Vladonix (the thymus peptide bioregulator) for immune function support alongside the CNS protocol. Individual Cerluten, Ventfort, or Svetinorm products can also be added to increase the dose of any specific peptide.

Are Khavinson peptides safe?

Khavinson peptide bioregulators are dietary supplements derived from natural organ tissue of young animals. They are not intended to diagnose, treat, cure, or prevent any disease. As with any supplement, consult a qualified healthcare professional before use, especially if you are pregnant, nursing, or have a pre-existing health condition.

References

The following peer-reviewed research publications are referenced in this article. Retrieved from PubMed. These studies are provided for educational context and do not constitute evidence that Neuro-3 Plus or its ingredients prevent, treat, or cure any disease or medical condition.

Khavinson VKh, Lin'kova NS, Tarnovskaya SI. "Short Peptides Regulate Gene Expression." Bulletin of Experimental Biology and Medicine. 2016;162(2):288–292. DOI: 10.1007/s10517-016-3596-7
Khavinson V, Linkova N, Kozhevnikova E, et al. "Transport of Biologically Active Ultrashort Peptides Using POT and LAT Carriers." International Journal of Molecular Sciences. 2022;23(14):7733. DOI: 10.3390/ijms23147733
Kuznik BI, Davydov SO, Popravka ES, Lin'kova NS, Kozina LS, Khavinson VK. "Epigenetic Mechanisms of Peptide-Driven Regulation and Neuroprotective Protein FKBP1b." Molekuliarnaia biologiia. 2019;53(2):339–348. DOI: 10.1134/S0026898419020095
Umnov RS, Lin'kova NS, Khavinson VKh. "Neuroprotective effects of peptides bioregulators in people of various age." Advances in Gerontology. 2013;26(4):671–678. PMID: 24738258.
Anisimov VN, Khavinson VK, Mikhalski AI, Yashin AI. "Effect of synthetic thymic and pineal peptides on biomarkers of ageing, survival and spontaneous tumour incidence in female CBA mice." Mechanisms of Ageing and Development. 2001;122(1):41–68. PMID: 11163623. DOI: 10.1016/s0047-6374(00)00184-6
Khavinson VKh, Lin'kova NS. "Morphofunctional and molecular bases of pineal gland aging." Fiziologiia cheloveka. 2012;38(1):119–127. PMID: 22567846.

† These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. The information provided in this article is for educational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional before beginning any new supplement regimen.