Within the class S4 of hormone and metabolic modulators of the WADA Prohibited List, 39% of the adverse analytical findings (AAF) reported in 2020 resulted from SERMs (tamoxifen and clomiphene) and another 29% from AIs (letrozole, anastrozole, exemestane, and adrostatrienedione) ( Among the other PCT drugs, bromocriptine, which is similar to the popular cabergoline, an ergot alkaloid derivative used to treat hyperprolactinemia, is less common than cabergoline among AAS users during PCT owing to its many side effects, such as low blood pressure, dizziness, confusion, and nausea
For complex scientific research, peptide purity is non-negotiable
Supplements that contained high-quality, scientifically-backed ingredients were given preference
Lyophilized storage Unreconstituted GHK-CU powder remains stable longest