Optimum Nutrition Essential Amino Energy Flavour:Fruit Fusion especially if you have any especially if you have any underlying health conditions or are taking other medications is extracted from the cured seed pods of a tropical orchid Tartaric Acid † Micronized Taurine † Micronized L Leucine † Micronized L Isoleucine † Micronized L Valine † Micronized L Glutamine † Micronized L Arginine † Micronized Citrulline † CarnoSyn ® Beta Alanine † Micronized L Tyrosine † Micronized L Histidine † Micronized L Lysine † Micronized L Phenylalanine † Micronized L Threonine † Micronized L Methionine † Energy Blend 160 mg † Green Coffee Extract † Caffeine (from Green Tea) † Green Tea Extract (Camellia sinensis)(leaf) † * Percent daily values are based on a 2000 calorie diet