MuscleBlaze Peanut Butter upto 30% Off. MuscleBlaze Protein Peanut Butter is a crunchy peanut butter spread with the goodness of whey protein and perfectly roasted peanuts. Enriched with whey protein, each 100g serves 37g of pure protein which may help facilitate mass gain and weight management. Contains No Added Sugar, Added Salt, and is 100% trans fats free. Shop now!