Epicatechins that can come from tea or cocoa are known myostatin inhibitors, yet they are not treated as prohibited
Curr Opin Neurol 30(3):310316 Crisp SJ, Dixon CL, Jacobson L, Chabrol E, Irani SR, Leite MI, Leschziner G, Slaght SJ, Vincent A, Kullmann DM (2019) Glycine receptor autoantibodies disrupt inhibitory neurotransmission
It has a genuine FDA-approval history rather than being a novel "research chemical," but no FDA-approved finished product remains on the market, so it is supplied only through compounding pharmacies and prescribed off-label in adults for growth-hormone-axis support, general wellness, or anti-aging purposes rather than its original pediatric indication
While stress, poor nutrition, and environmental factors can disrupt these essential signals, optimally functioning cells help your body maintain balance, resist disease and recover from daily stressors