Intra Blast BCAANutraBio Intra Blast is an essential amino acid (EAA) powerhouse that was developed to address the time between pre and post workout, commonly referred to as the intra workout period, when critical nutrients are needed to fuel performance, blunt fatigue, and accelerate recovery. Unlike other intra workouts that contain only branched chain amino acids (BCAAs), Intra Blast contains over 10,000 mg of all 9 essential amino acids, including BCAAs,