Chocolate Peanut Butter Protein Cereal: The Perfect Combo Chocolate and peanut butter. Name a better combination. TRUELY Chocolate Peanut Butter Protein Cereal gives you the best of both worlds in every crunchy bite. Packed with 18g of high-quality protein from whey and casein for a complete amino acid profile, plus only 4g of sugar and 160 calories per serving. No artificial sweeteners, no sugar alcohols, no artificial colors. Whether you're starting your day or grabbing a quick snack, this is the cereal that works as hard as you do. Fuel up with the ultimate chocolate-peanut butter combo.