Protein and low in carbohydrates (usually with a ratio of 2 to 1). A good supplement contains both carbohydrates and protein for a total of 200 to 400 calories. The protein supplements are very low in calories and are not intended to replace a profactor t 2000 meal. Shaker meal replacement Protein supplement regime Complete meal. Can replace a meal. Not a full meal. Can not replace a meal. Snack designed to provide you with high quality protein. You provides a balance of carbohydrates, protein and essential nutrients. A true "shaker protein" contains only proteins. Little or no carbohydrates. Most sources of protein, the whey (whey), eggs, soy, and casein. A portion may contain between 200-400

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