ProT GOLD Collagen Protein Powder Vanilla, 1.4 lb supplement bottle
ProT GOLD

Collagen Protein Powder Vanilla, 1.4 lb

What We Researched
38 active ingredients analyzed · 11 inactive ingredients decoded · 1 retailer compared · Last updated: Mar 2026
79
Product Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D 0 mcg 0%
Calcium 0.2 mg 0%
Iron 0 mg 0%
Potassium 0.1 mg 0%
Vitamin C 62 mg 69%
Typical Amino Acids (g/100g Protein)
Alanine 5.66 g
Arginine 9.23 g
Aspartic Acid 4.62 g
Cysteine 0.14 g
Glutamic Acid + Glutamine 9.35 g
Glycine 14.41 g
Histidine * 0.92 g
Hydroxylysine 0.84 g
Hydroxyproline 7.97 g
Isoleucine * 1.05 g
Leucine * 2.03 g
Lysine * 2.37 g
Methionine * 0.84 g
Phenylalanine * 1.47 g
Proline 8.05 g
Serine 2.37 g
Taurine 2.33 g
Threonine * 1.33 g
Tryptophan * 0.54 g
Tyrosine 0.35 g
Valine * 1.67 g
Bioavailability Very Good

Absorption Rating

  • Vitamin D Good
  • Calcium Good
  • Iron Fair
  • Potassium Good
  • Vitamin C Fair
  • Typical Amino Acids (g/100g Protein) Good
  • Alanine Fair
  • Arginine Good
  • Aspartic Acid Fair
  • Cysteine Fair
  • Glutamic Acid + Glutamine Fair
  • Glycine Good
  • Histidine * Good
  • Hydroxylysine Good
  • Hydroxyproline Fair
  • Isoleucine * Good
  • Leucine * Good
  • Lysine * Good
  • Methionine * Good
  • Phenylalanine * Fair
  • Proline Fair
  • Serine Fair
  • Taurine Good
  • Threonine * Good
  • Tryptophan * Good
  • Tyrosine Good
  • Valine * Good
Other Ingredients Excellent

Fillers & Additives

  • Nano-hydrolyzed collagen®
  • Natural Flavor
  • L-arginine
  • Taurine
  • L-Glutamine
  • L-tryptophan
  • L-histidine HCl
  • Stevia Leaf Extract
  • L-methionine
  • Ascorbic Acid
  • L-cysteine HCl
Efficacy Fair

Dosage Analysis

  • Vitamin D 0 mcg Under-dosed
  • Calcium 0.2 mg Under-dosed
  • Iron 0 mg Under-dosed
  • Potassium 0.1 mg Under-dosed
  • Vitamin C 62 mg Under-dosed
  • Arginine 9.23 g High
  • Aspartic Acid 4.62 g High
  • Cysteine 0.14 g Under-dosed
  • Glutamic Acid + Glutamine 9.35 g High
  • Glycine 14.41 g High
  • Histidine * 0.92 g Under-dosed
  • Hydroxylysine 0.84 g Under-dosed
  • Isoleucine * 1.05 g High
  • Leucine * 2.03 g Under-dosed
  • Lysine * 2.37 g Effective
  • Methionine * 0.84 g Effective
  • Phenylalanine * 1.47 g Effective
  • Proline 8.05 g High
  • Serine 2.37 g High
  • Taurine 2.33 g Effective
  • Tryptophan * 0.54 g Under-dosed
  • Tyrosine 0.35 g Under-dosed
  • Valine * 1.67 g Effective

Supplement Facts

Ingredient Amount % Daily Value
Calories 70
Total Fat 0 g 0%
Saturated Fat 0 g 0%
Trans Fat 0 g
Cholesterol 0 mg 0%
Sodium 95 mg 4%
Total Carbohydrate 1 g 0%
Dietary Fiber 0 g 0%
Total Sugars 0 g
Includes 0g Added Sugars 0%
Protein 17 g 34%
Vitamin D 0 mcg 0%
Calcium 0.2 mg 0%
Iron 0 mg 0%
Potassium 0.1 mg 0%
Vitamin C 62 mg 69%
Typical Amino Acids (g/100g Protein)
Alanine 5.66 g
Arginine 9.23 g
Aspartic Acid 4.62 g
Cysteine 0.14 g
Glutamic Acid + Glutamine 9.35 g
Glycine 14.41 g
Histidine * 0.92 g
Hydroxylysine 0.84 g
Hydroxyproline 7.97 g
Isoleucine * 1.05 g
Leucine * 2.03 g
Lysine * 2.37 g
Methionine * 0.84 g
Phenylalanine * 1.47 g
Proline 8.05 g
Serine 2.37 g
Taurine 2.33 g
Threonine * 1.33 g
Tryptophan * 0.54 g
Tyrosine 0.35 g
Valine * 1.67 g

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Nano-hydrolyzed collagen® Unknown
Natural Flavor Safe

Improves taste of chewable, gummy, or liquid supplements.

L-arginine Unknown
Taurine Generally_safe
L-Glutamine Safe
L-tryptophan Unknown
L-histidine HCl Unknown
Stevia Leaf Extract Safe

Provides sweetness without calories or blood sugar impact.

L-methionine Unknown
Ascorbic Acid Safe

Prevents oxidation and provides vitamin C.

L-cysteine HCl Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$50$49$48$47$46 Mar 12 $48.09
Vitacost

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

Brand Trust Report
ProT GOLD

Founded 2014 · Fort Worth, Texas, USA · 4 products · protgold.com/

Transparency

2 claims
Third Party Testing Claim — Claimed Source

Violation History

1 incident
Prop 65 Lead2026-01-23Source
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Frequently Asked Questions
Is ProT GOLD Collagen Protein Powder Vanilla, 1.4 lb a good supplement?

ProT GOLD Collagen Protein Powder Vanilla, 1.4 lb received a product quality score of 79/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 38 active ingredients with 30 servings per container. Of the 11 inactive ingredients, 4 are rated safe and 0 are flagged for review.

What are the ingredients in ProT GOLD Collagen Protein Powder Vanilla, 1.4 lb?

ProT GOLD Collagen Protein Powder Vanilla, 1.4 lb contains 38 active ingredients: Calories (70), Total Fat (0 g), Saturated Fat (0 g), Trans Fat (0 g), Cholesterol (0 mg), Sodium (95 mg), and 32 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is ProT GOLD Collagen Protein Powder Vanilla, 1.4 lb safe to take?

ProT GOLD Collagen Protein Powder Vanilla, 1.4 lb 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.