CalcMyPeptide
Khavinson BioregulatorAlso known as: Blood Vessel Extract Bioregulator, Vascular Cytomax

Ventfort

Ventfort serves as the overarching natural biological solution to severe cardiovascular aging. This incredibly potent Cytomax complex utilizes peptide fractions harvested directly from juvenile blood vessels to enact extreme vascular regeneration. Prescribed as the foundational counterpart to Vesugen, it aims to forcefully reduce catastrophic arterial stiffness, aggressively pull back coronary atherosclerosis, and dramatically normalize soaring hypertensive markers.

Reviewed by CalcMyPeptide Editorial Team
Last updated: April 2026Evidence: Low1 peer-reviewed citation

Quick Stats

Half-LifeMixture (variable)
Dose Range1-2 capsules/day
Frequency1-2× daily for 10-30 day cycles
Vial SizesN/A (oral)
BioavailabilityOral capsules
Year Developed1980s

Scientific Data

Molecular Formula
Polypeptide extract (Vascular endothelial tissue <10 kDa)
Molecular Weight
Mixture (<10 kDa)
PubChem ID

Mechanism of Action

Ventfort (A-3) is a Cytomax natural polypeptide extract from the vascular endothelium of young calves — the third in Khavinson's A-Series, reflecting the cardiovascular system's centrality to every organ's function. Vascular aging is characterized by: progressive endothelial dysfunction (reduced nitric oxide bioavailability), arterial stiffening (increased pulse wave velocity), smooth muscle cell phenotype switching (from contractile to synthetic/inflammatory), and elevated oxidative stress in vessel walls. Endothelial dysfunction precedes atherosclerosis by decades and is detectable before any clinical cardiovascular event.

Ventfort delivers short peptide signals (<10 kDa) from bovine vascular endothelial tissue. These peptides enter endothelial cell and vascular smooth muscle cell nuclei to reactivate transcription of: eNOS (endothelial nitric oxide synthase — the primary source of vasodilatory NO), SIRT1 (sirtuin 1, which deacetylates and activates eNOS), VEGF receptor 2 (promoting neovascularization), and KLF2 (Kruppel-like factor 2, the endothelial shear stress transcription factor that maintains laminar flow protection). Together, these restore what Khavinson calls the "vascular gene program" lost with age.

Ventfort sits at the intersection of nearly every Khavinson organ bundle: it is paired with Chelohart (A-14) for the cardiovascular core, with Cerluten (A-5) and Svetinorm (A-7) for the CNS stack (since cerebrovascular perfusion is the rate-limiting factor for brain function), and with Suprefort (A-1) and Svetinorm (A-7) for the metabolic stack (since microvascular disease drives both pancreatic beta-cell failure and hepatic steatosis progression).

Source: PMID: 15677927

Background & History

Ventfort is the vascular Cytomax extract — natural counterpart to synthetic Vesugen.

Research Use Cases

  • Vascular health
  • Endothelial function
  • Atherosclerosis prevention

Dosing Protocol

Typical Dose1-2 capsules/day
Frequency1-2× daily for 10-30 day cycles
Half-Life~30 minutes (estimated)

Dosing Protocols

Mini-Course / General Preventive (1 box)

Dose
2 capsules (20 mg)
Frequency
Once daily for 10 days, 30 min before meals
Note: Standard Khavinson mini-course (20 caps). Repeat every 6 months from age 35. Combine with Chelohart (A-14) for core cardiovascular bundle.

Full Monthly Course (Cardiovascular / Vascular Health)

Dose
2 capsules (20 mg)
Frequency
Twice daily for 30 days (120 caps = 2× 60-cap boxes)
Note: Bi-annual 30-day treatment for cardiovascular risk factor management, hypertension, or early atherosclerosis. Core cardiovascular stack: Ventfort (A-3) + Chelohart (A-14) + Cerluten (A-5) for vascular-cardiac-cerebral protection.

Intensive / Vascular Restoration Protocol

Dose
2 capsules (20 mg)
Frequency
Twice daily, repeated monthly
Note: For significant endothelial dysfunction, established atherosclerosis, post-cardiac event recovery support, or peripheral vascular disease. Physician supervision mandatory. Complementary to — not a replacement for — cardiovascular medications. Max: 4 caps/day (40 mg).

Administration

Route
Oral capsules (20-cap and 60-cap boxes)
Timing
30 minutes before meals. Morning + evening for intensive courses.
Fasting Required?
Yes — inject on an empty stomach

Expected Timeline

Days 1—14
Endothelial cell gene expression restoration initiated. Early improvement in resting blood pressure consistency reported.
Month 1–2
Improved arterial compliance markers. Better peripheral circulation and cold extremity reduction.
Month 3–6
Sustained eNOS and SIRT1 pathway restoration. Improved pulse wave velocity trend. Long-term cardiovascular risk trajectory support.

Who Is It For?

Cardiovascular / Vascular Aging (Ages 40+)

Low

Restores endothelial eNOS and KLF2 gene expression — the primary defense against vascular dysfunction and atherosclerosis initiation. Foundation of the Khavinsion cardiovascular bundle.

Hypertension / Arterial Stiffness

Low

Addresses the endothelial dysfunction underlying essential hypertension. Works complementarily with standard antihypertensive medications. Physician oversight required.

Safety & Considerations

Natural glandular extract (Cytomax) from bovine vascular tissue, <10 kDa. No hormones. Meets European/Russian veterinary standards. Generally recognized as safe.

Regulatory & Legal Status

FDA Status (US)
Research Only
WADA Status (2026)
Not Listed

Not currently on the WADA 2026 Prohibited List. Policies may change — verify before competition.

Classification

Research Chemical

US Compounding: Not eligible / not available

⚠️ This information is for educational purposes only and may not reflect the most current regulatory updates. Always verify with official FDA, WADA, and jurisdiction-specific sources before use.

Interactions & Contraindications

Standard Cytomax capsule protocol.

Synergies & Common Stacks

Ventfort (Cytomax) + Vesugen (synthetic) = comprehensive vascular bioregulator support.

Dosing Quick Reference

Ventfort— Dosing Guide
Dose Range
1-2 capsules/day
Half-Life
~30 minutes (estimated)
Frequency
1-2× daily for 10-30 day cycles
Route
Oral
Khavinson Bioregulatorcalcmypeptide.com

Frequently Asked Questions

How is Ventfort different from L-arginine or other NO boosters?
L-arginine and NO boosters provide substrate (arginine) for eNOS to produce nitric oxide. Ventfort works at the gene expression level — it reactivates eNOS transcription itself via SIRT1 and KLF2, and restores the full endothelial gene program including VEGF receptor 2 for neovascularization.
Why is Ventfort A-3 — so high in importance?
The vascular system is the delivery infrastructure for every other organ system. Without healthy endothelial function, oxygen and nutrient delivery to the heart, brain, kidneys, and all other tissues degrades. Khavinson places vascular support as the third pillar (after pancreas and thyroid) because vascular dysfunction silently precedes nearly every age-related disease.

References

  1. Khavinson VKh "Peptide bioregulators — a new class of geroprotectors".” Bulletin of Experimental Biology and Medicine (2002). PMID: 12677266

📚 Related Articles

Recommended SourceOral Bioregulator

Get Ventfort from Vita-Stream — the comprehensive distributor for authentic Khavinson bioregulators. Oral capsules, no injections required.

Affiliate link · Full review