Klean Athlete Klean Collagen+C Unflavored supplement bottle
Klean Athlete

Klean Collagen+C Unflavored Review

What We Researched
4 active ingredients analyzed · 6 brand certifications checked · Last updated: Aug 2026
68
Product Score Fair
98
Brand Score Excellent

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin C (as Amla fruit extract) 50 mg 56%
Hydrolyzed Collagen (as Bovine) 14 g
Bioavailability Very Good

Absorption Rating

  • Vitamin C (as Amla fruit extract) Fair
  • Hydrolyzed Collagen (as Bovine) Good
Other Ingredients Fair

Fillers & Additives

No inactive ingredient data available.

Efficacy Fair

Dosage Analysis

  • Vitamin C (as Amla fruit extract) 50 mg Under-dosed
  • Hydrolyzed Collagen (as Bovine) 14 g Effective

Supplement Facts

Ingredient Amount % Daily Value
Calories 50 kcal
Protein 14 g
Vitamin C (as Amla fruit extract) 50 mg 56%
Hydrolyzed Collagen (as Bovine) 14 g
Brand Trust Report
Klean Athlete

Founded 2012 · Pittsburgh, Pennsylvania, United States · 15 products · kleanathlete.com/

Certifications

6 certifications
Nsf Certified For Sport Verified Source
Fda Gmp Inspections Verified Source
Nsf Gmp Verified Source
NSF Certified for Sport Verified
NSF Contents Certified Verified
NSF Certified Verified

Transparency

3 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Verified Source
In House Testing — Verified Source
Related Supplements
Frequently Asked Questions
Is Klean Athlete Klean Collagen+C Unflavored a good supplement?

Klean Athlete Klean Collagen+C Unflavored received a product quality score of 68/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 4 active ingredients with 20 servings per container. The manufacturer, Klean Athlete, holds a brand trust score of 98/100 with 6 verified certifications including Nsf Certified For Sport, Fda Gmp Inspections, Nsf Gmp, NSF Certified for Sport.

What are the ingredients in Klean Athlete Klean Collagen+C Unflavored?

Klean Athlete Klean Collagen+C Unflavored contains 4 active ingredients: Calories (50 kcal), Protein (14 g), Vitamin C (as Amla fruit extract) (50 mg), Hydrolyzed Collagen (as Bovine) (14 g). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Klean Athlete Klean Collagen+C Unflavored safe to take?

Klean Athlete Klean Collagen+C Unflavored 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 Klean Athlete a trustworthy supplement brand?

Klean Athlete receives a brand trust score of 98/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2012 and headquartered in Pittsburgh, Pennsylvania, United States, the company offers 15 products in their lineup. They hold 6 verified certifications including Nsf Certified For Sport, Fda Gmp Inspections, Nsf Gmp, NSF Certified for Sport. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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 150,000 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 150,000 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 150,000 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 — read our methodology. 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.