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#2 in Amino Acids Third-Party Tested
Optimum Nutrition Amino Energy Grape (30 Servings)
by Optimum Nutrition
"82,400+ reviews — amino acids + natural caffeine for anytime energy, focus, and recovery"
Amazon Rating
4.5/5
Reviews
82,400+
Price Range
$22-28
Servings
30 servings
Informed ChoiceGMP Certified
Our Editorial Rating
8.4
Very Good
Overview
Optimum Nutrition Amino Energy combines amino acids (including BCAAs and essential amino acids) with 100mg of natural caffeine from green tea and green coffee extract per 2-scoop serving. The flexible dosing allows 1 scoop for mild energy, 2 scoops for moderate, or 3 scoops for intense energy. Can be used as a pre-workout, intra-workout, afternoon pick-me-up, or post-workout recovery drink. The Grape flavor is one of the most popular among 20+ flavor options.
Key Ingredients
| Ingredient | Amount |
|---|---|
| Amino Acid Blend | 5g (per 2 scoops) |
| Natural Caffeine (Green Tea + Green Coffee) | 100 mg |
Pros & Cons
What We Like
- 82,400+ reviews — bestselling amino product
- Flexible dosing (1-3 scoops)
- 100mg natural caffeine
- 20+ flavor options
- Anytime use (pre/intra/post)
What Could Be Better
- Proprietary amino blend
- 5g amino acids (lower than dedicated BCAA)
- 100mg caffeine per 2 scoops
- Contains artificial flavors
Who Is This For?
Best For
- Anytime energy + amino needs
- Those wanting flexible dosing
- Pre-workout with moderate caffeine
- Flavor variety seekers
Not Ideal For
- Those wanting transparent amino dosing
- Caffeine-sensitive individuals
- Those wanting high-dose BCAAs
Our Verdict
8.4/10 — Very Good
The anytime amino energy. 82,400+ reviews confirm the taste and versatility. Flexible dosing is unique. Proprietary amino blend means unknown individual amino amounts.