ESSENTIAL AMIN.O. ENERGY

by OPTIMUM NUTRITION

35
Avoid
Safety Score (out of 100)

Contains 3 flagged ingredients

ESSENTIAL AMIN.O. ENERGY by OPTIMUM NUTRITION receives a safety score of 35/100 based on ingredient analysis using FDA Substances Added to Food (SAFFA) data and CSPI Chemical Cuisine ratings. The product contains 3 ingredients that have been flagged for potential safety concerns by regulatory or consumer advocacy databases. Product label data is sourced from the OpenFoodFacts collaborative database. See the full ingredient breakdown and safety assessment below.

Barcode
0748927060539
NOVA Group
4 — Ultra-processed
Serving Size
2 scoops (9 g)

What the Data Says About

ESSENTIAL AMIN.O. ENERGY by OPTIMUM NUTRITION carries a composite safety score of 35/100, which we classify as "Avoid" on our four-tier shelf-label framework. The score is computed by mapping each labeled ingredient against FDA Substances Added to Food (SAFFA) regulatory status and CSPI Chemical Cuisine classifications, then penalizing the overall product for each additive rated as caution-or-worse. Product data originates from the OpenFoodFacts collaborative catalog; safety annotations come from federal regulators and the Center for Science in the Public Interest.

Our scan identified 3 flagged ingredients in this product — components that at least one official source has classified as requiring caution, targeted avoidance, or further evaluation. Flagged ingredients are the items most likely to surface in FDA inspection findings, state-level ingredient bans, or outbreak-related recall notices, so the per-ingredient breakdown below is the most useful lens for anyone screening this product for a specific dietary concern.

On the NOVA processing scale, ESSENTIAL AMIN.O. ENERGY is classified as Group 4 (Ultra-processed). NOVA measures industrial processing intensity rather than ingredient-level safety, so it complements the SAFFA and CSPI ratings: a product can be clean on additive flags but heavily processed, or lightly processed but carry individually flagged ingredients. Combining both lenses gives a fuller picture than either alone.

Safety Profile at a Glance

Composite safety metrics for ESSENTIAL AMIN.O. ENERGY
Metric Value Source
PlainFoodSafe Score 35/100 FDA SAFFA + CSPI composite
Flagged ingredients 3 CSPI/FDA review
NOVA processing group Group 4 OpenFoodFacts
Nutri-Score Not available OpenFoodFacts

Composite metric derived from FDA SAFFA, CSPI Chemical Cuisine, OpenFoodFacts. See methodology.

Ingredient Safety Analysis

1
Micronized Taurine
2
Micronized L-glutamine
3
Micronized L-arginine
4
Micronized L-leucine
5
Beta-alanine
FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, NUTRIENT SUPPLEMENT
Listed
6
Micronized L-citrulline
7
Micronized L-isoleucine
8
Micronized L-valine
9
Micronized L-lysine Hydrochloride
10
Micronized L-phenylalanine
11
Micronized L-threonine
12
Micronized L-methionine
13
Sodium Chloride
ANTICAKING AGENT OR FREE-FLOW AGENT, ANTIMICROBIAL AGENT, COLOR OR COLORING ADJUNCT, EMULSIFIER OR EMULSIFIER SALT, FIRMING AGENT, FLAVORING AGENT OR ADJUVANT, FORMULATION AID, NUTRIENT SUPPLEMENT, SOLVENT OR VEHICLE, STABILIZER OR THICKENER
GRAS
14
Magnesium Oxide
ANTICAKING AGENT OR FREE-FLOW AGENT, DRYING AGENT, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, FORMULATION AID, HUMECTANT, NUTRIENT SUPPLEMENT, PH CONTROL AGENT, PROCESSING AID
GRAS
15
Potassium Chloride
ENZYME, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, MALTING OR FERMENTING AID, NUTRIENT SUPPLEMENT, PH CONTROL AGENT, PROCESSING AID, STABILIZER OR THICKENER
Certain People Should Avoid GRAS
16
Caffeine
FLAVORING AGENT OR ADJUVANT
Certain People Should Avoid GRAS
17
Green Tea Leaf Extract
18
Green Coffee Bean Extract
19
Citric Acid
ANTIMICROBIAL AGENT, ANTIOXIDANT, ENZYME, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, LEAVENING AGENT, PH CONTROL AGENT, SEQUESTRANT, SOLVENT OR VEHICLE, SURFACE-ACTIVE AGENT
Safe GRAS
20
Natural And Artificial Flavor
21
Malic Acid
FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, PH CONTROL AGENT, SYNERGIST
Safe GRAS
22
Tartaric acid
Preservative
Safe
23
Silicon Dioxide
ANTICAKING AGENT OR FREE-FLOW AGENT, ANTIOXIDANT, COLOR OR COLORING ADJUNCT, DRYING AGENT, EMULSIFIER OR EMULSIFIER SALT, FLAVORING AGENT OR ADJUVANT, FORMULATION AID, HUMECTANT, LUBRICANT OR RELEASE AGENT
Safe GRAS
24
Calcium Silicate
ANTICAKING AGENT OR FREE-FLOW AGENT, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, FORMULATION AID, LUBRICANT OR RELEASE AGENT
GRAS
25
Sucralose
NUTRITIVE SWEETENER
Avoid Approved
26
Gum Blend
27
Lecithin
ANTICAKING AGENT OR FREE-FLOW AGENT, ANTIOXIDANT, DRYING AGENT, EMULSIFIER OR EMULSIFIER SALT, HUMECTANT, LUBRICANT OR RELEASE AGENT, MASTICATORY SUBSTANCE, NUTRIENT SUPPLEMENT, SURFACE-ACTIVE AGENT, TEXTURIZER
Safe GRAS
28
Yellow 5
Avoid Approved (certified color)
29
Red 40
Avoid Approved (certified color)

Full Ingredient List

Micronized Taurine, Micronized L-Glutamine, Micronized L-Arginine, Micronized L-Leucine, Beta-Alanine, Micronized L-Citrulline, Micronized L-Isoleucine, Micronized L-Valine, Micronized L-Lysine Hydrochloride, Micronized L-Phenylalanine, Micronized L-Threonine, Micronized L-Methionine, Sodium Chloride, Magnesium Oxide, Potassium Chloride, Caffeine, Green Tea Leaf Extract, Green Coffee Bean Extract, Citric Acid, Natural and Artificial Flavor, Malic Acid, Tartaric Acid, Silicon Dioxide, Calcium Silicate, Sucralose, Gum Blend, Lecithin, Yellow 5, Red 40

Data Sources

Data as of 2025. Source: OpenFoodFacts, FDA SAFFA, CSPI Chemical Cuisine.

Product data from OpenFoodFacts (ODbL). Ingredient safety ratings from FDA SAFFA and CSPI Chemical Cuisine. See our methodology for details.

This information is for reference only and does not constitute dietary or medical advice.

Related

Data sourced from official FDA, USDA, and CDC food-safety databases. See our methodology for details. Retrieved and formatted by PlainFoodSafe Editorial