Great Lakes Wellness Grass-Fed Bovine Collagen Peptides, Unflavored, 64 oz (1.8 kg) supplement bottle
Great Lakes Wellness

Grass-Fed Bovine Collagen Peptides, Unflavored, 64 oz (1.8 kg)

What We Researched
23 active ingredients analyzed · 1 inactive ingredient decoded · 3 retailers compared · Last updated: Mar 2026
80
Product Score Good
59
Brand Score Poor

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Collagen Peptides (from bovine) 20 g
Alanine 1,720 mg
Arginine 1,460 mg
Aspartic Acid 1,160 mg
Cystine 0 mg
Glutamic Acid 2,040 mg
Glycine 4,420 mg
Histidine†† 200 mg
Hydroxylysine 320 mg
Hydroxyproline 2,380 mg
Isoleucine†† 280 mg
Leucine†† 540 mg
Lysine†† 720 mg
Methionine†† 180 mg
Phenylalanine†† 420 mg
Proline 2,520 mg
Serine 640 mg
Threonine†† 360 mg
Tyrosine 160 mg
Valine†† 480 mg
Bioavailability Very Good

Absorption Rating

  • Collagen Peptides (from bovine) Good
  • Alanine Fair
  • Arginine Good
  • Aspartic Acid Fair
  • Cystine Fair
  • Glutamic Acid Fair
  • Glycine Good
  • Histidine†† Good
  • Hydroxylysine Good
  • Hydroxyproline Fair
  • Isoleucine†† Good
  • Leucine†† Good
  • Lysine†† Good
  • Methionine†† Good
  • Phenylalanine†† Fair
  • Proline Fair
  • Serine Fair
  • Threonine†† Good
  • Tyrosine Good
  • Valine†† Good
Other Ingredients Excellent

Fillers & Additives

  • Bovine Collagen Peptides
Efficacy Fair

Dosage Analysis

  • Collagen Peptides (from bovine) 20 g Effective
  • Arginine 1,460 mg Under-dosed
  • Aspartic Acid 1,160 mg Under-dosed
  • Glutamic Acid 2,040 mg Effective
  • Glycine 4,420 mg Effective
  • Histidine†† 200 mg Under-dosed
  • Hydroxylysine 320 mg Under-dosed
  • Isoleucine†† 280 mg High
  • Leucine†† 540 mg Under-dosed
  • Lysine†† 720 mg Under-dosed
  • Methionine†† 180 mg Under-dosed
  • Phenylalanine†† 420 mg Under-dosed
  • Proline 2,520 mg Effective
  • Serine 640 mg Effective
  • Tyrosine 160 mg Under-dosed
  • Valine†† 480 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Calories 70
Protein 18 g 0%*
Sodium 100 mg 4%*
Collagen Peptides (from bovine) 20 g
Alanine 1,720 mg
Arginine 1,460 mg
Aspartic Acid 1,160 mg
Cystine 0 mg
Glutamic Acid 2,040 mg
Glycine 4,420 mg
Histidine†† 200 mg
Hydroxylysine 320 mg
Hydroxyproline 2,380 mg
Isoleucine†† 280 mg
Leucine†† 540 mg
Lysine†† 720 mg
Methionine†† 180 mg
Phenylalanine†† 420 mg
Proline 2,520 mg
Serine 640 mg
Threonine†† 360 mg
Tyrosine 160 mg
Valine†† 480 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Bovine Collagen Peptides Generally_safe

It is added as a source of collagen for potential skin, joint, and bone health benefits.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$128$127$126$125$124 Mar 12 $126.00
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
Great Lakes Wellness

Founded 1922 · Grayslake, IL, United States · 16 products · greatlakeswellness.com/

Transparency

3 claims
Third Party Testing Claim — Claimed Source
In House Testing — Claimed Source

Violation History

1 incident
Fda Warning Website claims for products intended to cure, mitigate, treat, or prevent disease, rendering them unapproved new drugs.2021-05-10Source
Related Supplements
Frequently Asked Questions
Is Great Lakes Wellness Grass-Fed Bovine Collagen Peptides, Unflavored a good supplement?

Great Lakes Wellness Grass-Fed Bovine Collagen Peptides, Unflavored, 64 oz (1.8 kg) received a product quality score of 80/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 23 active ingredients with 90 servings per container. Of the 1 inactive ingredients, 0 are rated safe and 0 are flagged for review. The manufacturer, Great Lakes Wellness, holds a brand trust score of 59/100.

What are the ingredients in Great Lakes Wellness Grass-Fed Bovine Collagen Peptides, Unflavored?

Great Lakes Wellness Grass-Fed Bovine Collagen Peptides, Unflavored contains 23 active ingredients: Calories (70), Protein (18 g), Sodium (100 mg), Collagen Peptides (from bovine) (20 g), Alanine (1,720 mg), Arginine (1,460 mg), and 17 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Great Lakes Wellness Grass-Fed Bovine Collagen Peptides, Unflavored safe to take?

Great Lakes Wellness Grass-Fed Bovine Collagen Peptides, Unflavored, 64 oz (1.8 kg) 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.

Is Great Lakes Wellness a trustworthy supplement brand?

Great Lakes Wellness receives a brand trust score of 59/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1922 and headquartered in Grayslake, IL, United States, the company offers 16 products in their lineup. Note: Great Lakes Wellness has 1 historical regulatory incident on record, which are factored into the trust score.

What is collagen?

Collagen is a topic many supplement consumers ask about. In the context of dietary supplements, understanding collagen helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

What is collagen good for?

Collagen Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding collagen good for helps you make more informed choices about what you put in your body. The quality and form of ingredients matters significantly — two products listing the same ingredient can differ dramatically in bioavailability and effectiveness. GoodSupp analyzes over 250,000 supplement products to help consumers understand exactly what's in their supplements and whether the formulation meets quality standards.

Do collagen tablets work?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

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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.