ON OPTI-MEN (MULTI VITAMIN) Size:90 CAPS L-Theanine

L-Theanine

Sources from Whey Protein Isolate and Whey Protein Concentrate

this helps fuel your muscles longer

Muscular Endurance

PER4M Contains a load of ingredients to improve the users strength during a training session

ON OPTI-MEN (MULTI VITAMIN) Size:90 CAPS L-TheanineOptimum Nutrition Opti men should be taken by adults because it's hard to consume all the different types of food we're supposed to eat every single day, adults should take a multivitamin for nutritional insurance. Of course, the nutrient needs of hard training overachievers exceed the requirements of less active people. Also contains 200mcg of folic acid. That's why Optimum Nutrition developed a super multi formulated exclusively for very active men.