GHK-Cu lowers inflammatory signaling and supports the skin barrier, which is why it works well for reactive skin types and post-procedure recovery
But these applications still require more clinical studies to validate
But really, if its not an extreme weight loss, your body usually can be pretty resilient and there might just be some fine tuning
(1988) Increases in walking distance in patients with peripheral vascular disease treated with L-carnitine: a double-blind, cross-over study An JH
(4) A.S.Rssler, J.G.Pfaus, H.K.Kia, et al (2006) The melanocortin agonist, melanotan II, enhances proceptive sexual behaviors in the female rat Pharmacology, Biochemistry, and Behaviour, Volume 85, Issue 3, November 2006, Pages 514-521