Mutant whey 22kg is a delicious whey protein shake designed to stimulate noticeable muscle growth and increase nitrogen retentionthe mutant protein shake delivers 44g whey protein and 17g bcaas with added glutamineproteins are vital in muscle support as they allow nutrients to repair rebuild and strengthen muscle tissue and the bcaas and glutamine help to minimise and repair muscle damagethe mutant shake formula also helps to maintain nitrogen oxide levels a positive nitrogen balance c