Mason Natural Collagen 1,500 + C, 120 Capsules supplement bottle
Mason Natural

Collagen 1,500 + C, 120 Capsules

What We Researched
4 active ingredients analyzed · 3 inactive ingredients decoded · 2 brand certifications checked · 4 retailers compared · Last updated: Mar 2026
68
Product Score Fair
66
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin C (as ascorbic acid) 150 mg 170%
Biotin 2,400 mcg 8,000%
Calcium (as calcium phosphate) 54 mg 4%
Hydrolyzed Collagen (bovine) 1,500 mg **
Bioavailability Very Good

Absorption Rating

  • Vitamin C (as ascorbic acid) Fair
  • Biotin Good
  • Calcium (as calcium phosphate) Fair
  • Hydrolyzed Collagen (bovine) Good
Other Ingredients Good

Fillers & Additives

  • Gelatin (Bovine)
  • Magnesium Stearate
  • Titanium Dioxide High
Efficacy Fair

Dosage Analysis

  • Vitamin C (as ascorbic acid) 150 mg Effective
  • Biotin 2,400 mcg Effective
  • Calcium (as calcium phosphate) 54 mg Under-dosed
  • Hydrolyzed Collagen (bovine) 1,500 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin C (as ascorbic acid) 150 mg 170%
Biotin 2,400 mcg 8,000%
Calcium (as calcium phosphate) 54 mg 4%
Hydrolyzed Collagen (bovine) 1,500 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin (Bovine) Safe

It is used to make capsules.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Titanium Dioxide Caution

Used as a whitening agent in tablet coatings and capsules.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$18$17$15$14$13 Mar 12 $16.00$14.87
iHerb
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
Mason Natural

Founded 1967 · Miami Lakes, Florida, USA · 161 products · masonvitamins.com

Certifications

2 certifications
Consumerlab Verified Source
Fda Gmp Inspections Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed Source

Violation History

4 incidents
Recall Herbal Colon Cleanser Capsules2025-09-02Source
Recall Healthy Sense Daily Multiple with Iron and People's Choice Women's Daily Vitamins with Iron2022-11-17Source
Prop 65 Lead2017-03-10Source
Prop 65 Lead2016-03-28Source
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Frequently Asked Questions
Is Mason Natural Collagen 1,500 + C a good supplement?

Mason Natural Collagen 1,500 + C, 120 Capsules 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 40 servings per container. Of the 3 inactive ingredients, 2 are rated safe and 1 are flagged for review. The manufacturer, Mason Natural, holds a brand trust score of 66/100 with 2 verified certifications including Consumerlab, Fda Gmp Inspections.

What are the ingredients in Mason Natural Collagen 1,500 + C?

Mason Natural Collagen 1,500 + C contains 4 active ingredients: Vitamin C (as ascorbic acid) (150 mg), Biotin (2,400 mcg), Calcium (as calcium phosphate) (54 mg), Hydrolyzed Collagen (bovine) (1,500 mg). Notable high-dose ingredients include Biotin at 8,000% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Mason Natural Collagen 1,500 + C safe to take?

Mason Natural Collagen 1,500 + C, 120 Capsules has been analyzed for ingredient safety across all its components. Of 3 inactive ingredients, 2 are rated safe. 1 ingredient is flagged for review: Titanium Dioxide. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Mason Natural a trustworthy supplement brand?

Mason Natural receives a brand trust score of 66/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1967 and headquartered in Miami Lakes, Florida, USA, the company offers 161 products in their lineup. They hold 2 verified certifications including Consumerlab, Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Mason Natural has 4 historical regulatory incidents 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.