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Short answer: hydrolysed collagen (collagen peptides) can modestly improve skin hydration/elasticity and some measures of joint pain/function—but it isn’t magic, and benefits depend on dose, duration, and the outcome you care about. Expect to trial it consistently for 8–12 weeks before judging. What collagen is (and the types that matter) Collagen is the body’s most abundant protein. Type I dominates skin, bone and tendons; Type II is concentrated in cartilage; Type III supports vessels and organs. Supplements are usually hydrolysed collagen peptides (pre-digested into small chains for absorption). Cleveland Clinic+1 Skin: what the evidence says Two recent systematic reviews/meta-analyses pooling...

Can probiotics help acne? Short answer: sometimes—especially with a gentle routine and daily SPF. This SA-focused guide explains the gut–skin axis, what strains/doses matter, how long to try (8–12 weeks), and links to examples like Rawbiotics, probiotics, omega-3s, and barrier-first skincare.