Prom-In Essential BCAA Synergy Raspberry 550gBCAA Synergy is a food supplement in the form of a loose powder with raspberry flavor. Specific combination of key amino acids. It contains the optimal dose of amino acids enriched with vitamin B6. Individual components: BCAAs (branched chain amino acids) form the basis and are represented in it in a ratio of 2: 1: 1, which seems to be the most appropriate when taken on an empty stomach. That is, just in the period around training. BCAAs are