Peptide
Cortagen
SaveA Khavinson bioregulator tetrapeptide targeted at brain cortex tissue normalization.
Quick verdict
Very limited evidence outside Russian bioregulator research. No international trials or approvals.
Evidence score
12/ 100
A rough internal score reflecting quantity, quality, and consistency of human evidence. Not a clinical recommendation.
What the research shows
Khavinson group publications only. No independent replication or international peer review.
Benefits
- Claimed neuroprotective and cognitive support in Russian literature
- Oral bioregulator format
Dosage notes
Russian protocols: 5–10 mg/day orally for 10–30 day courses.
Side effects
- Not well characterized
- Headache possible
Who should be cautious
Not approved outside Russia. Product authenticity cannot be verified from online sources.
What this page cannot tell you
All data originate from a single research group in Russia.
Leaderboard scores
- Memory15
- Focus12
Write a review
Sign in to write a review.