Metabolic Nutrition

Amino 4500, 90 Tablets

Name: Amino 4500, 90 Tablets
Brand: Metabolic Nutrition
Rating: 3.2 (1 reviews)

What We Researched

22 active ingredients analyzed · 1 retailer compared · Last updated: Mar 2026

Product Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

Ingredient	Amount	% DV
Hydrolyzed Protein Amino Acid Matrix	4,500 mg	**
L-Glycine	927 mg	**
L-Proline	518 mg	**
L-Glutamic Acid	558 mg	**
L-Hydroxyproline	513 mg	**
L-Alanine	365 mg	**
L-Arginine	378 mg	**
L-Aspartic Acid	227 mg	**
L-Serine	153 mg	**
L-Lysine	153 mg	**
L-Leucine	131 mg	**
L-Valine	108 mg	**
L-Threonine	86 mg	**
L-Phenylalanine	95 mg	**
L-Isoleucine	68 mg	**
L-Hydroxylysine	54 mg	**
L-Histidine	36 mg	**
L-Methionine	27 mg	**
L-Tyrosine	36 mg	**
L-Ornithine Hydrochloride	67 mg	**

Bioavailability Excellent

Absorption Rating

Hydrolyzed Protein Amino Acid Matrix Good
L-Glycine Good
L-Proline Good
L-Glutamic Acid Fair
L-Hydroxyproline Good
L-Alanine Good
L-Arginine Good
L-Aspartic Acid Good
L-Serine Good
L-Lysine Good
L-Leucine Good
L-Valine Good
L-Threonine Good
L-Phenylalanine Good
L-Isoleucine Good
L-Hydroxylysine Good
L-Histidine Good
L-Methionine Good
L-Tyrosine Good
L-Ornithine Hydrochloride Good

Other Ingredients Fair

Fillers & Additives

No inactive ingredient data available.

Efficacy Very Poor

Dosage Analysis

Hydrolyzed Protein Amino Acid Matrix 4,500 mg Under-dosed
L-Glycine 927 mg Under-dosed
L-Proline 518 mg Effective
L-Glutamic Acid 558 mg Under-dosed
L-Arginine 378 mg Under-dosed
L-Aspartic Acid 227 mg Under-dosed
L-Serine 153 mg Under-dosed
L-Lysine 153 mg Under-dosed
L-Leucine 131 mg Under-dosed
L-Valine 108 mg Under-dosed
L-Phenylalanine 95 mg Under-dosed
L-Isoleucine 68 mg Effective
L-Hydroxylysine 54 mg Under-dosed
L-Histidine 36 mg Under-dosed
L-Methionine 27 mg Under-dosed
L-Tyrosine 36 mg Under-dosed
L-Ornithine Hydrochloride 67 mg Under-dosed

Supplement Facts

Ingredient	Amount	% Daily Value
Calories	15
Protein	3	6
Hydrolyzed Protein Amino Acid Matrix	4,500 mg	**
L-Glycine	927 mg	**
L-Proline	518 mg	**
L-Glutamic Acid	558 mg	**
L-Hydroxyproline	513 mg	**
L-Alanine	365 mg	**
L-Arginine	378 mg	**
L-Aspartic Acid	227 mg	**
L-Serine	153 mg	**
L-Lysine	153 mg	**
L-Leucine	131 mg	**
L-Valine	108 mg	**
L-Threonine	86 mg	**
L-Phenylalanine	95 mg	**
L-Isoleucine	68 mg	**
L-Hydroxylysine	54 mg	**
L-Histidine	36 mg	**
L-Methionine	27 mg	**
L-Tyrosine	36 mg	**
L-Ornithine Hydrochloride	67 mg	**

Price Comparison

iHerb $16.30 $0.54 / serving

Best Price

Price History

Tracked across major retailers. Updated periodically.

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

Transparency

2 claims

In House Testing — Verified Source

Violation History

1 incident

Fda Warning Products Synedrex and E.S.P. Extreme were found to contain 2-aminoisoheptane (DMHA), an ingredient that the FDA considers to be a new dietary ingredient for which a New Dietary Ingredient notification is required and has not been submitted. The FDA stated that in the absence of such a notification, the products were considered adulterated.2019-04-10Source

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Frequently Asked Questions

Is Metabolic Nutrition Amino 4500, 90 Tablets a good supplement?

Metabolic Nutrition Amino 4500, 90 Tablets received a product quality score of 64/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 22 active ingredients with 30 servings per container.

What are the ingredients in Metabolic Nutrition Amino 4500, 90 Tablets?

Metabolic Nutrition Amino 4500, 90 Tablets contains 22 active ingredients: Calories (15), Protein (3), Hydrolyzed Protein Amino Acid Matrix (4,500 mg), L-Glycine (927 mg), L-Proline (518 mg), L-Glutamic Acid (558 mg), and 16 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Metabolic Nutrition Amino 4500, 90 Tablets safe to take?

Metabolic Nutrition Amino 4500, 90 Tablets 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.

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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.