Thymosin Alpha-1: Thymosin Alpha-1 is a peptide that plays a role in immune modulation by boosting T cell function and NK activity, which helps to fight infections, autoimmune disorders, and cancers
GHK is naturally present in human plasma and has been studied extensively in preclinical models across skin biology, connective tissue, and gene expression research
Pfeffer M, Rauch A, Korf HW, von Gall C
However, the limited research means interactions could exist without being identified
[5] Applied topically, it works at the dermal level , the deeper structural layer where collagen, elastin, and glycosaminoglycans are produced
The trial did have a conflict of interest in that it received support from a company that provides Setria, but it was also a randomized, double-blinded, and placebo-controlled trial with sound methods