Collagen is fibrous in structure, giving skin its firmness and ... two had participants take 3 grams of collagen tripeptide for 4 to 12 weeks and saw a notable improvement in skin elasticity ...

“Peptides are part of the building blocks of collagen and elastin that give your skin its structure ... hexapeptide-5 amide acetate and palmitoyl tripeptide-5 — “which are often referred ...