With over 1,030 calories and a full serving of fruits and vegetables, HULK HD is truly a high quality clean mass gainer that is actually good for you! Each serving contains a Protein Matrix with 50 grams of whole bio-available protein (from an ideal combination fast digesting whey and slow digesting casein), that is virtually lactose free and gluten free! This precise mix of proteins allows for an immediate and sustained release of muscle building amino acids.