Metabolic Nutrition Protizyme, Specialized Designed Protein, Peanut Butter Cookie, 2 lb (910 g) supplement bottle
Metabolic Nutrition

Protizyme, Specialized Designed Protein, Peanut Butter Cookie, 2 lb (910 g)

What We Researched
30 active ingredients analyzed · 9 inactive ingredients decoded · 3 retailers compared · Last updated: Mar 2026
58
Product Score Poor

Product Analysis

Transparency Very Poor

Supplement Facts

IngredientAmount% DV
Potassium 0 mg *
Alanine 1,219 mg
Aspartic Acid 2,688 mg
Glutamine 4,281 mg
Histidine 563 mg
Leucine 2,750 mg
Methionine 469 mg
Proline 1,438 mg
Threonine 1,813 mg
Tyrosine 438 mg
Arginine 531 mg
Cysteine 563 mg
Glycine 438 mg
Isoleucine 1,438 mg
Lysine 2,406 mg
Phenylalanine 813 mg
Serine 1,188 mg
Tryptophan 531 mg
Valine 1,438 mg
Bioavailability Very Good

Absorption Rating

  • Potassium Good
  • Alanine Fair
  • Aspartic Acid Fair
  • Glutamine Good
  • Histidine Good
  • Leucine Good
  • Methionine Good
  • Proline Fair
  • Threonine Good
  • Tyrosine Good
  • Arginine Good
  • Cysteine Fair
  • Glycine Good
  • Isoleucine Good
  • Lysine Good
  • Phenylalanine Fair
  • Serine Fair
  • Tryptophan Good
  • Valine Good
Other Ingredients Excellent

Fillers & Additives

  • A Proprietary Blend Of Ultra 10x-microfiltered Enzymatically Hi-absorption
  • Maximum Potency Digestive Enzyme Complex
  • Vitamin Mineral Blend
  • Defatted Reduced-fat Roasted Peanut Flour
  • Lecithin
  • Xanthan Gum
  • Guar Gum
  • Natural and Artificial Flavors
  • Sucralose
Efficacy Fair

Dosage Analysis

  • Potassium 0 mg Under-dosed
  • Aspartic Acid 2,688 mg Effective
  • Glutamine 4,281 mg Under-dosed
  • Histidine 563 mg Under-dosed
  • Leucine 2,750 mg Effective
  • Methionine 469 mg Under-dosed
  • Proline 1,438 mg Effective
  • Tyrosine 438 mg Under-dosed
  • Arginine 531 mg Under-dosed
  • Cysteine 563 mg Effective
  • Glycine 438 mg Under-dosed
  • Isoleucine 1,438 mg High
  • Lysine 2,406 mg Effective
  • Phenylalanine 813 mg Effective
  • Serine 1,188 mg Effective
  • Tryptophan 531 mg Under-dosed
  • Valine 1,438 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Calories 135
Calories from Fat 27
Total Fat 3 g 3%
Saturated Fat 0.5 g 4%
Trans Fat 0 g *
Cholesterol 58 mg 19%
Sodium 59 mg 2%
Potassium 0 mg *
Total Carbohydrate 3 g <1%
Dietary Fiber 1 g 2%
Sugars 2 g
Protein 24 g 48%
Alanine 1,219 mg
Aspartic Acid 2,688 mg
Glutamine 4,281 mg
Histidine 563 mg
Leucine 2,750 mg
Methionine 469 mg
Proline 1,438 mg
Threonine 1,813 mg
Tyrosine 438 mg
Arginine 531 mg
Cysteine 563 mg
Glycine 438 mg
Isoleucine 1,438 mg
Lysine 2,406 mg
Phenylalanine 813 mg
Serine 1,188 mg
Tryptophan 531 mg
Valine 1,438 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

A Proprietary Blend Of Ultra 10x-microfiltered Enzymatically Hi-absorption Unknown
Maximum Potency Digestive Enzyme Complex Unknown
Vitamin Mineral Blend Unknown
Defatted Reduced-fat Roasted Peanut Flour Unknown
Lecithin Safe

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

Xanthan Gum Safe

Thickens and stabilizes liquid and semi-solid supplements.

Guar Gum Safe

Thickens and provides fiber in supplement formulations.

Natural and Artificial Flavors Generally_safe

It is used to improve the taste of the product.

Sucralose Generally_safe

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

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$47$46$45$44$43 Mar 12 $45.00
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
Metabolic Nutrition

Founded 1987 · Tamarac, Florida, United States · 113 products · metabolicnutrition.com/

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 Protizyme, Specialized Designed Protein a good supplement?

Metabolic Nutrition Protizyme, Specialized Designed Protein, Peanut Butter Cookie, 2 lb (910 g) received a product quality score of 58/100 in GoodSupp's independent analysis, indicating several areas of concern that consumers should review. The product contains 30 active ingredients with 26 servings per container. Of the 9 inactive ingredients, 3 are rated safe and 0 are flagged for review.

What are the ingredients in Metabolic Nutrition Protizyme, Specialized Designed Protein?

Metabolic Nutrition Protizyme, Specialized Designed Protein contains 30 active ingredients: Calories (135), Calories from Fat (27), Total Fat (3 g), Saturated Fat (0.5 g), Trans Fat (0 g), Cholesterol (58 mg), and 24 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Metabolic Nutrition Protizyme, Specialized Designed Protein safe to take?

Metabolic Nutrition Protizyme, Specialized Designed Protein, Peanut Butter Cookie, 2 lb (910 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.

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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.