Changes of the human gut microbiome induced by a fermented milk product
When comparing methylcobalamin vs cyanocobalamin, cyanocobalamin is widely used as it is generally considered more cost-effective
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
(multiple publications, 1973-2015): Established GHK-Cu's role in stimulating collagen and glycosaminoglycan synthesis, accelerating wound healing, and reducing scar formation
Bosello-Travain V, Conrad M, Cozza G, Negro A, Quartesan S, Rossetto M et al (2013) Protein disulfide isomerase and glutathione are alternative substrates in the one Cys catalytic cycle of glutathione peroxidase 7