Revival Cappuccino Comfort Soy Protein Shake, 3 Sweetener Options 20g of Natural Soy Protein~160mg of Soy Isoflavones, Low-glycemic, Plant Based Protein, Non-GMO, 15-Pack Soy protein helps you feel full and satisfied. Reducing the urge to snack between meals and late at night. Soy protein has a low-glycemic index which means it wont cause a rapid rise in blood sugar levels, compared to glucose. Low in carbs and fat. Soy protein is a complete protein which means it contains all 9 essential amino acids in the right balance to meet your bodys needs.