Nutritional Designs Sugar-Free Liquid Collagen & Whey Protein Supplement is a high-nitrogen, naturally hydrolyzed pre-digested collagen type 1 and whey (casein) blended protein supplement. Combining the safety and efficacy of collagen and whey, it offers a high level of protein in a small volume, resulting in the greatest protein availability and absorption. The protein level of this supplement is unheard of in any other liquid protein product, providing 17g of protein in a 1-ounce dose! On top of that, it provides 100% of the essential and non-essential amino acids, helping your body produce energy and form tissues. This liquid supplement comes in seven delicious flavors to accommodate everyone's taste. Cherry, watermelon, orange, grape, peach-mango and honey-vanilla can be enjoyed on their own, the neutral flavor is excellent for blending into your favorite beverages without adding any extra flavor.