GU Energy Roctane BCAA Capsules. Features: BCAA Capsules may help maintain mental clarity, promote muscle recovery, and enhance muscle growth while you're pushing your limits BCAAs are branched-chain amino acids that help protect muscles from damage and help rebuild them Each capsule delivers a 4:1:1 ratio of the three BCAAs (L-Leucine, L-Valine, and L-Isoleucine) As little as 1500mg can enhance muscle buildup and prevent muscle breakdown. You can take these anytime, however we recommend them primarily after exercise and especially on heavier training days Specs: Package:60/count Caffeine:no