Ingredient Spotlight: Pea Protein. Our Sh8ke It Up protein supplement contains Pea Protein and here are a few of the benefits of this ingredient: it is good source of Arginine — a muscle-building amino acid; it may help lower hunger hormone (ghrelin) levels; it has anti-inflammatory properties; it may support heart health by helping to lower blood pressure. If you’re looking for a superior protein supplement, we think you’ll find it with Sh8ke It Up.