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MyPeptideMatch
Reviewed by MyPeptideMatch Editorial TeamLast reviewed February 2026Updated February 2026

Ovagen Dosing Protocol: 20 mg Vial — GI Tract Bioregulator & Gut Health Guide

Ovagen (Glu-Asp-Leu-Pro tetrapeptide) Russian gastrointestinal bioregulator dosing guide — intestinal epithelial gene normalization for gut health and digestive aging support.

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Quickstart highlights

Ovagen (Glu-Asp-Leu-Pro) is a tetrapeptide bioregulator targeting gastrointestinal epithelial cells.

  • Concentration: 2 mg/mL (20 mg + 10 mL bac water, in 2.5 mL portions).
  • At 2 mg/mL: 200 µg = 10 units daily x 10 days.
  • Ovagen targets intestinal epithelial tight junction and mucosal gene normalization.
  • Combine with oral BPC-157 for synergistic gut healing — different mechanisms.
  • Particularly relevant for leaky gut, post-antibiotic recovery, and IBD support.

Dosing table

For educational reference only. Your prescribing provider may adjust doses based on your clinical profile and response.

WeekDose (µg)UnitsFrequencyNotes
1-2 (10-day course)20010Once daily (morning, fasted)200 µg — 10 units; morning fasted injection for gut delivery; 20 mg vial = 100 doses
Maintenance20010Every other day200 µg EOD — gut health maintenance

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Reconstitution steps

  1. Reconstitute in 2.5 mL bac water portions; inject slowly down vial wall.
  2. Swirl gently until dissolved. Final concentration: 2 mg/mL.
  3. Label with date; refrigerate 2–8 °C. Use within 28 days.

Supplies needed

10_day-week plan

  • 1 vial
  • 10 syringes
  • 2 mL bac water
  • 10 alcohol swabs
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Protocol overview & cycle notes

Normalize intestinal epithelial cell gene expression for mucosal integrity, barrier function, and digestive enzyme synthesis through the Ovagen tetrapeptide GI bioregulator 10-day intensive course.

Off-cycle: 4–6 months between courses.

Storage & handling

Lyophilized: store below 25 °C. Reconstituted: refrigerate 2–8 °C; use within 28 days.

Injection & tracking tips

  • Morning fasted injection for potential oral mucosal and enteric absorption pathways.
  • Ovagen may be combined with BPC-157 (oral) for comprehensive GI mucosal support.
  • Monitor stool consistency and GI symptom diary during and after the 10-day course.

Tracking

Logging helps you and your provider spot patterns and adjust dose or timing.

  • GI symptom diary (GSRS — Gastrointestinal Symptom Rating Scale) weekly.
  • Bristol Stool Form Scale daily during the course.
  • Track bloating, reflux, and bowel regularity on a 0–10 scale.
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How this works & references

Ovagen (Glu-Asp-Leu-Pro) is a tetrapeptide bioregulator targeting gastrointestinal epithelial cells. Russian bioregulator research describes Ovagen accumulating in intestinal mucosa and normalizing gene expression for tight junction proteins (claudin, occludin), mucin glycoprotein synthesis, and intestinal stem cell renewal. Applied in Russian clinical settings for functional GI disorders, post-antibiotic gut recovery, inflammatory bowel disease support, and age-related digestive decline.

Sources

  • Source: Khavinson VK et al. — Peptide bioregulators: organ specificity and anti-aging. Ann N Y Acad Sci. 2010

Frequently asked questions

Can Ovagen help with inflammatory bowel disease (IBD)?
Russian practitioners apply Ovagen in IBD support protocols alongside standard therapy (5-ASA, biologics). The tight junction gene normalization mechanism addresses intestinal permeability, a key IBD pathology. No clinical trial data for Ovagen in IBD exists; application is extrapolated from general GI bioregulator properties.
Is Ovagen better than probiotics for gut health?
Different mechanisms: probiotics provide beneficial bacteria to compete with pathogens and ferment fiber for SCFA production. Ovagen targets the intestinal epithelial cell gene expression — the host tissue architecture. They are complementary; probiotic + Ovagen combination addresses both the microbial and epithelial components of gut health.
Can Ovagen be taken orally (sublingual) instead of injecting?
Khavinson's Cytomax preparations of Ovagen-equivalent peptides are available as sublingual tablets in Russia. Sublingual absorption provides some systemic exposure without injection. Injectable compounding provides higher systemic bioavailability and more reliable dosing. For patients averse to injections, the sublingual route is an alternative.
How does Ovagen compare to KPV for gut inflammation?
KPV (Lys-Pro-Val) is an alpha-MSH-derived anti-inflammatory tripeptide that reduces NF-κB and pro-inflammatory cytokine production in the gut via MC1R receptor signaling — an acute anti-inflammatory mechanism. Ovagen is a gene expression normalizer targeting epithelial architecture restoration — a slower, structural mechanism. KPV is better for acute inflammatory flares; Ovagen for chronic mucosal rehabilitation.
What GI conditions respond best to Ovagen?
Russian clinical data suggests best response in: (1) Post-antibiotic gut dysbiosis with altered barrier function; (2) Functional GI disorders (IBS with abnormal motility patterns); (3) Age-related digestive decline (reduced enzyme secretion, slowed motility); (4) Chronic stress-related gut dysfunction. Severe inflammatory bowel disease with structural damage requires standard medical therapy first.

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This content is for informational purposes only and does not constitute medical advice. Consult a licensed healthcare provider before starting any peptide therapy. Dosing and protocols may vary by formulation and prescriber.

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