Testagen is a peptide bioregulator isolated from testicular tissue extracts studied for its effects on gene expression associated with steroidogenesis and spermatogenic function. It modulates peptide-dependent regulation of reproductive cell differentiation and endocrine feedback in preclinical models. Testagen is used in molecular and reproductive biology research focusing on peptide-mediated gonadal signaling and cellular regeneration

Testagen 20 mg – 10 vials
$135.00
Kit of 10 Vials – For Research Use Only – Not Intended for Human Consumption
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