Read Full Article here… lifehacker.com

Photo: Svittlana (Shutterstock) Scrolling through social media, one could get the impression that taking supplements can fix just about anything. However, when you look closer at the evidence, you’ll find that the majority of them just don’t work. In a possible exception to this rule, collagen supplements have been receiving a lot of attention lately, and there are studies that suggest taking them may actually improve skin elasticity. In the past, our stance has been that collagen supplements are just expensive protein powder , given the lack of evidence for its benefits. But with the release of more recent studies, as well as a renewed interest in it, we felt it worth taking a closer look. What to know about collagen supplements and clinical trials There are a number of clinical trials that suggest taking collagen supplements can help improve skin elasticity and hydration. This includes studies where half the participants received a placebo, and the people involved in the study didn’t know who received the placebo until after the experiment and analysis had ended. Generally speaking, designing studies in this way can help eliminate unconscious bias. Even when we are trying our hardest to be impartial, wanting a specific outcome can often influence us in subtle and hard-to-detect ways. However, as Michelle Wong , a cosmetic chemist who regularly debunks beauty myths on Instagram , noted in an email to Lifehacker, “Most of the clinical trials were sponsored by supplement companies, which introduces an element of bias.” Current […]