Testagen
AC-AA-108

Testagen

Anti-Aging & LongevityPurity: 99%

Tetrapeptide (Lys-Asp-Glu-Gly) studied for testicular peptide-like activity, Leydig cell function, and testosterone pathway regulation in aging and endocrine research.

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Tetrapeptide (Lys-Asp-Glu-Gly) studied for testicular peptide-like activity, Leydig cell function, and testosterone pathway regulation in aging and endocrine research.