Welcome back! This is the second episode trying to present facts about popular weightlifting supplements using research-based evidence. There are many supplements on the market claiming many health benefits. Although some supplements do provide scientifically proven results, there are much more that lack any proof. In this episode, I'm talking about branched-chain amino acids, otherwise known as BCAA's. This is an interesting supplement with minimal research on it's "claimed" potential to promote muscle synthesis.