The phd nutrition intra bcca powder is a fantastic branched chain amino acid supplement ideal for use during training providing your body with the essential amino acids it requiresr phd intra bcca is a unique amino acid drink formulated with coconut water delivering over 7000mg of essential amino acids eaas in each 15g servingr amino acids are the building blocks of protein helping to increase lean muscle mass making it great for gym users and for those who exercise regularly