Testagen
Also known as: Lys-Glu-Asp-Gly
Testagen is a synthetic tetrapeptide (Lys-Glu-Asp-Gly / KEDG) from the Khavinson bioregulator series, claimed to target testicular tissue. Not FDA-approved. Evidence base is extremely thin, with essentially no independently replicated or peer-reviewed support for the advertised reproductive or endocrine benefits in humans.
0 listings, ranked by trust score
Each row is a (vendor, peptide) pair. Click through for the listing detail, the vendor's full trust profile, and any COAs they've published.
No vendors carrying this peptide are indexed yet.
COAs for Testagen
14 third-party tests across 6 vendors. Each card links to the full report.
For
Testagen
by Skye Peptides· batch TGN26-50-001
For
Testagen
by BioLongevity Labs· batch 43-3-46035
For
Testagen
by Mile High Compounds· batch TST-025-MH-01
For
Testagen
by BioLongevity Labs· batch cmojb7547018rkirxh26gfiei
For
Testagen
by Verified Peptides· batch 09-25-0120A
For
Testagen
by Glacier Aminos· batch TST20GA01
For
Testagen
by BioLongevity Labs· batch cmojb6v9x016fkirxtqrdfa13
For
Testagen
by Peptide Tech· batch TSG-8470
Purity not on file
For
Testagen
by Skye Peptides· batch TGN26-50-001
Purity not on file
For
Testagen
by Skye Peptides· batch TGN26-50-001
Purity not on file
For
Testagen
by BioLongevity Labs· batch 43-3-45952
Purity not on file
For
Testagen
by BioLongevity Labs· batch cmojb7509018qkirxcwyjtjsm
Purity not on file
For
Testagen
by Verified Peptides· batch 09-25-0120A
Purity not on file
For
Testagen
by Skye Peptides· batch TGN26-50-001