Lee S, Olsen T, Vinknes KJ, Refsum H, Gulseth HL, et al
Zhang J, Lu CW, Chen CB, Wang CW, Chen WT, Cheng B, et al
Clinical research on HIV associated lipodystrophy and related conditions continues to use Tesamorelin due to its established efficacy and regulatory approval
Research suggests that GHK-Cu may play a potentially essential role in restoring damaged tissues, wound repair, and may support immune response
Because of this, individuals supplementing this form of B12 often report improved quality of sleep, often will require slightly less sleep, and will not uncommonly report that they feel a bit more refreshed when waking in the morning
Regulatory note: Both peptides are not FDA-approved and are prohibited by WADA at all times (class S2) for athletic use [6]