Optimum Nutrition Essential Amin.O. Energy®, Tropical Sunrise, 9.5 oz (270 g) supplement bottle
Optimum Nutrition

Essential Amin.O. Energy®, Tropical Sunrise, 9.5 oz (270 g)

What We Researched
8 active ingredients analyzed · 12 inactive ingredients decoded · 9 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
57
Product Score Poor
92
Brand Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Amino BlendMicronized Taurine, Micronized L-Glutamine, Micronized L-Arginine, Micronized L-Leucine, Beta-Alanine, Micronized L-Citrulline, Micronized L-Isoleucine, Micronized L-Valine, Micronized L-Tyrosine, Micronized L-Histidine, Micronized L-Lysine Hydrochloride, Micronized L-Phenylalanine, Micronized L-Threonine, Micronized L-Methionine 5 g **
Caffeine‡ 100 mg **
Green Tea Leaf Extract 50 mg **
Green Coffee Bean Extract 10 mg **
Bioavailability Very Good

Absorption Rating

  • Amino BlendMicronized Taurine, Micronized L-Glutamine, Micronized L-Arginine, Micronized L-Leucine, Beta-Alanine, Micronized L-Citrulline, Micronized L-Isoleucine, Micronized L-Valine, Micronized L-Tyrosine, Micronized L-Histidine, Micronized L-Lysine Hydrochloride, Micronized L-Phenylalanine, Micronized L-Threonine, Micronized L-Methionine Good
  • Caffeine‡ Good
  • Green Tea Leaf Extract Good
  • Green Coffee Bean Extract Fair
Other Ingredients Poor

Fillers & Additives

  • Citric Acid
  • Natural and Artificial Flavor
  • Malic Acid
  • Calcium Silicate
  • Silicon Dioxide
  • Inulin and/or chicory root fiber
  • Gum Blend (Guar Gum, Gum Acacia, Xanthan Gum)
  • Sucralose
  • Sunflower and/or Soy Lecithin
  • Yellow 5 and 6 High
  • Red 40 High
  • Phenylalanine
Efficacy Fair

Dosage Analysis

  • Amino BlendMicronized Taurine, Micronized L-Glutamine, Micronized L-Arginine, Micronized L-Leucine, Beta-Alanine, Micronized L-Citrulline, Micronized L-Isoleucine, Micronized L-Valine, Micronized L-Tyrosine, Micronized L-Histidine, Micronized L-Lysine Hydrochloride, Micronized L-Phenylalanine, Micronized L-Threonine, Micronized L-Methionine 5 g High
  • Caffeine‡ 100 mg Effective
  • Green Tea Leaf Extract 50 mg Under-dosed
  • Green Coffee Bean Extract 10 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 5
Total Carbohydrate 1 g <1%*
Total Sugars 0 g **
Sodium 5 mg <1%
Amino BlendMicronized Taurine, Micronized L-Glutamine, Micronized L-Arginine, Micronized L-Leucine, Beta-Alanine, Micronized L-Citrulline, Micronized L-Isoleucine, Micronized L-Valine, Micronized L-Tyrosine, Micronized L-Histidine, Micronized L-Lysine Hydrochloride, Micronized L-Phenylalanine, Micronized L-Threonine, Micronized L-Methionine 5 g **
Caffeine‡ 100 mg **
Green Tea Leaf Extract 50 mg **
Green Coffee Bean Extract 10 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Citric Acid Safe

Adds tartness and acts as a natural preservative. Also aids in ingredient stability.

Natural and Artificial Flavor Generally_safe

It is used to improve the taste of the product.

Malic Acid Safe

Adds tartness and enhances fruit flavors in gummies and chewables.

Calcium Silicate Safe

Prevents ingredient clumping during manufacturing.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Inulin and/or chicory root fiber Unknown
Gum Blend (Guar Gum, Gum Acacia, Xanthan Gum) Generally_safe

It is used as a thickener and stabilizer.

Sucralose Generally_safe

Adds sweetness to chewables, gummies, and powdered supplements without calories.

Sunflower and/or Soy Lecithin Generally_safe

It is used as an emulsifier to help mix oil and water-based ingredients.

Yellow 5 and 6 Unknown
Red 40 Avoid

Adds red color to supplements.

Phenylalanine Generally_safe

It is included for its nutritional value.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$31$30$29$28$27 Mar 12 $29.00
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Optimum Nutrition

Founded 1986 · Downers Grove, IL, United States · 95 products · optimumnutrition.com

Certifications

9 certifications
Consumerlab Verified Source
Informed Sport Verified Source
Labdoor Verified Source
Nsf Certified For Sport Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Nsf Gmp Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Claimed Source
In House Testing — Verified Source

Violation History

5 incidents
Prop 65 Lead2025-07-21Source
Prop 65 Lead2024-11-22Source
Recall Various nutritional and beverage products2022-07-28Source
Prop 65 Lead2017-03-10Source
Lawsuit Deceptive claims about the plant-based enzyme 'Aminogen' and its effect on protein digestion and absorption.2013Source
Related Supplements
Frequently Asked Questions
Is Optimum Nutrition Essential Amin.O. Energy®, Tropical Sunrise a good supplement?

Optimum Nutrition Essential Amin.O. Energy®, Tropical Sunrise, 9.5 oz (270 g) received a product quality score of 57/100 in GoodSupp's independent analysis, indicating several areas of concern that consumers should review. The product contains 8 active ingredients with 30 servings per container. Of the 12 inactive ingredients, 4 are rated safe and 0 are flagged for review. The manufacturer, Optimum Nutrition, holds a brand trust score of 92/100 with 9 verified certifications including Consumerlab, Informed Sport, Labdoor, Nsf Certified For Sport.

What are the ingredients in Optimum Nutrition Essential Amin.O. Energy®, Tropical Sunrise?

Optimum Nutrition Essential Amin.O. Energy®, Tropical Sunrise contains 8 active ingredients: Calories (5), Total Carbohydrate (1 g), Total Sugars (0 g), Sodium (5 mg), Amino BlendMicronized Taurine, Micronized L-Glutamine, Micronized L-Arginine, Micronized L-Leucine, Beta-Alanine, Micronized L-Citrulline, Micronized L-Isoleucine, Micronized L-Valine, Micronized L-Tyrosine, Micronized L-Histidine, Micronized L-Lysine Hydrochloride, Micronized L-Phenylalanine, Micronized L-Threonine, Micronized L-Methionine (5 g), Caffeine‡ (100 mg), and 2 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Optimum Nutrition Essential Amin.O. Energy®, Tropical Sunrise safe to take?

Optimum Nutrition Essential Amin.O. Energy®, Tropical Sunrise, 9.5 oz (270 g) has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Optimum Nutrition a trustworthy supplement brand?

Optimum Nutrition receives a brand trust score of 92/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1986 and headquartered in Downers Grove, IL, United States, the company offers 95 products in their lineup. They hold 9 verified certifications including Consumerlab, Informed Sport, Labdoor, Nsf Certified For Sport. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Optimum Nutrition has 5 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.