Boosting carnosine levels through dietary supplements is becoming more and more common among conscious athletes and bodybuilders. Beta-alanine and L-histidine amino acids work together to increase carnosine concentrations in your muscles. Carnosine can be found in skeletal muscles, primarily in type II fast twitch muscle fibres. Who is Beta-Alanine powder recommended to? endurance athletes for pre-workout use bodybuilders those sensitive to additives those who like custom mixes to achieve their goals Like all BioTechUSA products, Beta-alanine powder consists of safe and carefully selected ingredients.