OPTIMUM NUTRITION SERIOUS MASS 12 LBS Flavour:Vanilla heavy metals

heavy metals

45g proteins and 224g carbs every day in an easy-to-mix chocolate flavour shake

High Protein to Carb Ratio

IntraPro is a 100% premium Whey Protein matrix made up of Whey Isolates

ON's BCAA 5000 Powder delivers 5 grams of BCAAs per serving in the preferred 2:1:1 ratio of Leuncine to Isoleucine and Valine

OPTIMUM NUTRITION SERIOUS MASS 12 LBS Flavour:Vanilla heavy metalsFlavor: Chocolate Vanilla Size: 12 lbs Serious weight gain goals require serious calories. Unfortunately, those who need the extra calories most often have a hard time consuming enough of them. For many aspiring to be bigger, a highly active metabolism, weaker appetite and on the run lifestyle can make it a real challenge to get enough calories from food. With 1,250 calories and 50 grams of protein per serving, you've got lots to gain from ON's