NutriCology Buffered Vitamin C with Calcium and Magnesium, 120 Vegetarian Capsules supplement bottle
NutriCology

Buffered Vitamin C with Calcium and Magnesium, 120 Vegetarian Capsules

What We Researched
3 active ingredients analyzed · 5 inactive ingredients decoded · 2 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
66
Product Score Fair
88
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin C (as Ascorbic Acid) 1 g 1111%
Calcium (as Calcium Carbonate) 190 mg 15%
Magnesium (as Magnesium Carbonate) 104 mg 25%
Bioavailability Poor

Absorption Rating

  • Vitamin C (as Ascorbic Acid) Fair
  • Calcium (as Calcium Carbonate) Fair
  • Magnesium (as Magnesium Carbonate) Poor
Other Ingredients Excellent

Fillers & Additives

  • Hydroxypropyl Methylcellulose
  • Silicon Dioxide
  • Microcrystalline Cellulose
  • Stearic Acid
  • Magnesium Stearate
Efficacy Poor

Dosage Analysis

  • Vitamin C (as Ascorbic Acid) 1 g Effective
  • Calcium (as Calcium Carbonate) 190 mg Under-dosed
  • Magnesium (as Magnesium Carbonate) 104 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin C (as Ascorbic Acid) 1 g 1111%
Calcium (as Calcium Carbonate) 190 mg 15%
Magnesium (as Magnesium Carbonate) 104 mg 25%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hydroxypropyl Methylcellulose Safe

It is used as a coating for tablets and capsules.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$20$19$18$16$15 Mar 12 $18.39$17.00
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
NutriCology

Founded 1979 · Salt Lake City, UT, USA · 55 products · nutricology.com/

Certifications

2 certifications
Consumerlab Verified Source
Fda Gmp Inspections Verified Source

Transparency

5 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source
Testing Lab Disclosure — Claimed Source
In House Testing — Verified Source

Violation History

2 incidents
Prop 65 Lead2011-01-14Source
Lawsuit Failure to provide clear and reasonable warnings regarding exposure to lead in various supplement products.2011Source
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Frequently Asked Questions
Is NutriCology Buffered Vitamin C with Calcium and Magnesium, 120 Vegetarian Capsules a good supplement?

NutriCology Buffered Vitamin C with Calcium and Magnesium, 120 Vegetarian Capsules received a product quality score of 66/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 3 active ingredients All 5 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, NutriCology, holds a brand trust score of 88/100 with 2 verified certifications including Consumerlab, Fda Gmp Inspections.

What are the ingredients in NutriCology Buffered Vitamin C with Calcium and Magnesium, 120 Vegetarian Capsules?

NutriCology Buffered Vitamin C with Calcium and Magnesium, 120 Vegetarian Capsules contains 3 active ingredients: Vitamin C (as Ascorbic Acid) (1 g), Calcium (as Calcium Carbonate) (190 mg), Magnesium (as Magnesium Carbonate) (104 mg). Notable high-dose ingredients include Vitamin C at 1111% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NutriCology Buffered Vitamin C with Calcium and Magnesium, 120 Vegetarian Capsules safe to take?

NutriCology Buffered Vitamin C with Calcium and Magnesium, 120 Vegetarian Capsules has been analyzed for ingredient safety across all its components. All 5 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is NutriCology a trustworthy supplement brand?

NutriCology receives a brand trust score of 88/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1979 and headquartered in Salt Lake City, UT, USA, the company offers 55 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: NutriCology has 2 historical regulatory incidents on record, which are factored into the trust score.

What is magnesium good for?

Magnesium Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding magnesium 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.

How much magnesium per day?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What is zinc good for?

Zinc Good For is a topic many supplement consumers ask about. In the context of dietary supplements, understanding zinc 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.

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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.