Abdelmalek MF
The active ingredients are collagen-derived protein and glycine, and the effect is almost entirely a satiety effect the same mechanism that makes any protein preload work, just in a form that's cheap, shelf-stable, and doesn't require cooking
Ciba Found Symp 76, 26174
Functional analysis found a cluster of down-regulated genes related to decreased liver collagen production indicating that doxycycline potentially plays a role in limiting liver fibrosis
At optimal concentrations, GHK-Cu increases mRNA production for collagen types I and III, elastin, proteoglycans, and glycosaminoglycans, while laboratory studies show that topical application for 12 weeks improves collagen production in 70% of subjects compared to 50% with vitamin C and 40% with retinoic acid
National and international nutritional guidelines concerning eye health, have yet to be published