he main ingredients in the Applied Nutrition ABE pre-workout in the sour apple flavor are: Citrulline Malate (2:1) Creatine Monohydrate Beta-Alanine Caffeine Anhydrous Taurine Choline Bitartrate Vitamins B3 (Niacin) and B12 The product also contains other ingredients like flavoring, citric acid, and sweeteners. It is designed to support energy, focus, and performance during exercise.