Serious Mass - Chocolate Peanut Butter / 8 Servings (6 lb)
from this shop’s own product feed
Price history
We started tracking this price on 25 Oct 2026. The chart fills in as prices change, so you can see whether today’s price is a good one.
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About this product
Serious Mass for Serious Goals OPTIMUM NUTRITION Serious Mass powder supports muscle building, weight gain, and helps fuel workouts with up to 1260 calories, 50g of protein, up to 253g of carbohydrates, and 5g of creatine monohydrate in every serving 1,7– all in a convenient shake for easy consumption. Serious Mass is our highest-calorie weight gain formula – created specifically to provide maximum macros for athletes with extraordinary muscle and performance goals1. Along with carbs for fueling your most intense workouts and calories to help support your bulking diet, the entire 50g of complete protein comes from fast-digesting whey protein concentrate from milk1,3. It’s also a good source of 19 vitamins and minerals and delivers 8g of naturally occurring glutamine per serving7. Choose from five rich, great-tasting flavors for a seriously delicious routine you’ll always look forward to …
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