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Optimum Nutrition Essential Amin.O. Energy is a 585g powder supplement combining a potent amino acid blend with 100mg caffeine per serving to support muscle recovery, sustained energy, and mental focus. Designed for adults seeking a versatile, anytime formula to enhance productivity and workout performance.




| Additives | Branched-Chain Amino Acid |
| Allergen Information | Soy |
| Weight | 585 Grams |
| Units | 585 Grams |
| Serving Recommendation | 9 g (About 2 Scoops) |
| Brand | Optimum Nutrition |
| Format | Powder |
| Age Range Description | Adult |
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