ON BCAA Boost delivers 8g of branched-chain amino acids in the scientifically-backed 2:1:1 ratio of leucine, isoleucine, and valine—the same proportion found in skeletal muscle. This intra-workout formula supports muscle preservation during extended training sessions while facilitating post-exercise recovery. The addition of 1200mg electrolytes maintains hydration status, while 1g of L-citrulline provides complementary amino acid support. With zero carbohydrates and caffeine, it's an ideal choice for athletes seeking focused endurance performance and muscle protein synthesis without unnecessary additives. Each 13g serving delivers targeted nutritional support for demanding training protocols.

• 1200 mg of electrolytes to support hydration
• 1 gram L-Citrulline - additional amino acid support
• Zero Carbs or Caffeine