EVIDENCE-BASED SUPPLEMENT SCORING
6.1/10
AVERAGE

Confidence: 100%

Nutricost EAA Capsules 1200mg, 240 Capsules - Essential Amino Acids, 120 Servings - Non-GMO, Gluten Free & Vegan

Nutricost EAA Capsules 1200mg - Essential Amino Acids, 120 Servings - Non-GMO, Gluten Free & Vegan

B0C5KBZHYR

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Decision summary

CONSIDERAVERAGE

A middling option. It may be usable, but weaker formulation coherence makes better alternatives worth comparing.

Best for

Buyers comparing price and availability and okay with a middle-of-the-pack option.

Consider another option if

You want one of the best-absorbed options in this category.

Score breakdown

Tap a module to see what it measures. A 0 can reflect missing disclosure, not just a negative result.

Dosage quality

0.6/10

Dosing looks weaker than ideal

Checks whether labeled ingredient amounts fall within clinically studied ranges (not just regulatory minimums). Low/0 can reflect under-dosing or missing amounts (e.g., proprietary blends).

Multi-ingredient formulation analysis

Dose 0.6/10 · Bioavailability 8.8/10 · Coherence 0/10

Dose quality suggests a diluted formulation.

This is a multi-ingredient product. The score reflects formulation quality, not efficacy for a specific health goal.

Score summary

Leucine: high-bioavailability form declared (L Leucine). The main limitation is that leucine: below clinically studied range.

Strengths

Leucine: high-bioavailability form declared (L Leucine)
Tryptophan: high-bioavailability form declared (L Tryptophan)
Isoleucine: high-bioavailability form declared (L Isoleucine)

Weaknesses

Leucine: below clinically studied range
Tryptophan: below clinically studied range
Formula coherence is weak: diluted, decorative or overly complex

Final verdict

A middling option. It may be usable, but weaker formulation coherence makes better alternatives worth comparing.

Ingredient Analysis & Evidence

A closer look at the main ingredients, how they influence the score, and the supporting evidence when available. Tap any ingredient to expand.

⚠ Dose is below commonly used clinical ranges

One of the weaker points: Dose is likely below clinically useful levels. The declared form supports strong absorption.

Clinical dosing guidance

Based on established dosing ranges used in clinical practice.

Min effective: 250 mgOptimal: 500 mgUpper: 2000 mgGrade: B

⚠ Moderate evidence exists, but dose is below effective threshold

One of the weaker points: Dose is likely below clinically useful levels. The declared form supports strong absorption.

Scientific evidence

RCT

Norton & Layman review leucine and mTOR activation in protein synthesis

Journal of Nutrition • 2006

PMID: 16365087.0

Evidence inferred from established knowledge, not directly linked studies

Adequate, but not a key strength: Clinical dosing guidance is limited for this ingredient. The declared form supports strong absorption.

No supporting studies or dosing references are currently available for this ingredient.

Evidence inferred from established knowledge, not directly linked studies

Solid but not a standout: Clinical dosing guidance is limited for this ingredient. The declared form supports strong absorption.

No supporting studies or dosing references are currently available for this ingredient.

Evidence inferred from established knowledge, not directly linked studies

Solid but not a standout: Clinical dosing guidance is limited for this ingredient. The declared form supports strong absorption.

No supporting studies or dosing references are currently available for this ingredient.

Evidence inferred from established knowledge, not directly linked studies

Adequate, but not a key strength: Clinical dosing guidance is limited for this ingredient. The declared form supports strong absorption.

No supporting studies or dosing references are currently available for this ingredient.

Nutricost EAA Capsules 1200mg, 240 Capsules - Essential Amino Acids, 120 Servings - Non-GMO, Gluten Free & Vegan

Nutricost EAA Capsules 1200mg, 240 Capsules - Essential Amino Acids, 120 Servings - Non-GMO, Gluten Free & Vegan

Warnings & notes

Important label or formulation details that may affect how this product should be interpreted.

!

Leucine dose looks below clinically effective levels

Declared amount falls below ranges used in human trials.

Warning
!

Tryptophan dose looks below clinically effective levels

Declared amount falls below ranges used in human trials.

Warning

Formula design looks less coherent than stronger alternatives

The formulation appears less focused than better-built options.

Note

Methodology

Read our methodology overview to understand how SuppScoreLab combines multiple scientific dimensions into one practical score.

View methodology →

This evaluation is based on the product label and declared Supplement Facts available at review time. It does not verify laboratory-tested composition, purity, or batch-level quality. This content is educational and not medical advice. Consult a qualified healthcare professional for personal health decisions. Affiliate disclosure: SuppScoreLab may earn a commission from qualifying Amazon links.

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