is kefir protein
One cup of kefir contains 11 to 14 grams of complete protein, depending on the flavor. A complete protein provides all the essential amino acids your body cannot create on its own. Other complete proteins include eggs, beef, chicken and fish.Because kefir comes from milk, the protein is composed of a combination of whey and casein. Consuming dairy sources of protein, such as kefir, may help you accelerate weight loss and retain lean muscle mass.ne cup of kefir contains 11 to 14 grams of complete protein, depending on the flavor. A complete protein provides all the essential amino acids your body cannot create on its own. Other complete proteins include eggs, beef, chicken and fish.