Vegan collagen is usually a “collagen builder” with no collagen inside. Learn what these products contain and how to judge one from the label.
Bovine vs marine collagen compared: source animals, collagen types I, II and III, peptide size claims, fish allergen and diet points, sourcing and how to work out price per 10 g.
What collagen joint trials actually measured, why hydrolysed and type II collagen differ, where the evidence is weak, and a checklist before you buy.
Six label checks to compare any collagen product fairly: form, grams per serving, source, testing, added ingredients and true cost per gram.
Eight common collagen peptide myths checked against the evidence, plus a checklist for judging any collagen claim before you buy.