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#3 in Amino Acids Third-Party Tested
Optimum Nutrition Amino Energy Concord Grape (30 Servings)
by Optimum Nutrition
"52,400+ reviews — the versatile amino + energy formula for pre-workout, afternoon pick-up, or anytime"
Amazon Rating
4.5/5
Reviews
52,400+
Price Range
$22-28
Servings
30 servings
Informed SportGMP Certified
Our Editorial Rating
8.4
Very Good
Overview
Optimum Nutrition Amino Energy combines free-form amino acids (including BCAAs) with natural caffeine from green tea and green coffee extract. The versatile dosing (1-3 scoops) lets you customize from a light afternoon pick-up (50mg caffeine) to a full pre-workout (150mg caffeine). With 52,400+ reviews, it's the most popular amino energy product on Amazon. Available in 20+ flavors.
Key Ingredients
| Ingredient | Amount |
|---|---|
| Amino Acid Blend (BCAAs + EAAs) | 5g per 2 scoops |
| Natural Caffeine (Green Tea + Coffee) | 100mg per 2 scoops |
Pros & Cons
What We Like
- 52,400+ reviews — most popular amino energy
- Customizable dosing (1-3 scoops)
- Natural caffeine sources
- 20+ flavors available
- Versatile — pre-workout, afternoon, anytime
What Could Be Better
- Amino doses are low per serving
- Proprietary amino blend
- Not a full pre-workout replacement
- Caffeine content varies by scoops
Who Is This For?
Best For
- Versatile energy + amino needs
- Those wanting customizable caffeine
- Afternoon energy pick-up
- Light pre-workout
Not Ideal For
- Those wanting clinical amino doses
- Those wanting full pre-workout
- Caffeine-free seekers
Our Verdict
8.4/10 — Very Good
The Swiss Army knife of supplements. 52,400+ reviews prove that versatility wins — use it as a light pre-workout, afternoon pick-up, or anytime energy boost.