Their skin got firmer, clearer, and their wrinkles got smaller
Research suggests Selank may: Increase brain-derived neurotrophic factor (BDNF) Enhance GABA signaling , which helps regulate anxiety Modulate dopamine and serotonin balance Support immune regulation Because Selank can be administered intranasally, it can potentially reach the central nervous system rapidly
Ilic S, Drmic D, Franjic S, et al
With legitimate, pharmacy-filled peptides and clinical oversight, the most common side effects are mild and local: redness, itching, or a small bump at the injection site
A subsequent 2014 paper by Chang and colleagues in Molecules showed that BPC-157, applied at 0.10.5 g/mL in vitro, dose- and time-dependently upregulated growth hormone receptor expression at both mRNA and protein levels in cultured rat Achilles tendon fibroblasts a mechanistic in vitro finding for which numeric fold-changes and p-values are not reported in the abstract