Liquid Amino Acid Amino23 Looking for a shot of awesome? ProSupps® Amino23 is a premium liquid amino acid supplement created using high-grade collagen peptides and whey protein concentrate. Its main job is to help promote muscle growth, recovery, and maintenance and is best used before or after training. Amino23 is designed for men and women looking for a quick, easy, bioavailable source of amino acids to help support lean muscle growth and repair. Liquid awesome.† Premium liquid collagen and whey protein amino acid supplement Helps promote growth, recovery and maintenance of lean muscle Assists in reducing workout induced muscle breakdown 23g of highly bioavailable protein Gluten free