Nature's Bounty Chewable Calcium Plus Vitamin D supplement bottle
Nature's Bounty

Chewable Calcium Plus Vitamin D

What We Researched
7 active ingredients analyzed · 4 inactive ingredients decoded · 6 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
73
Product Score Fair
86
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 4 g 1%
Vitamin D (as Ergocalciferol, Vitamin D2) 400 IU 100%
Calcium (as Calcium Carbonate, Dicalcium Phosphate) 560 mg 56%
Phosphorus (as Dicalcium Phosphate) 100 mg 10%
Buckwheat 10.4 mg
Corn Bran 10.4 mg
Bioavailability Good

Absorption Rating

  • Total Carbohydrates Fair
  • Vitamin D (as Ergocalciferol, Vitamin D2) Fair
  • Calcium (as Calcium Carbonate, Dicalcium Phosphate) Fair
  • Phosphorus (as Dicalcium Phosphate) Good
  • Buckwheat Fair
Other Ingredients Excellent

Fillers & Additives

  • Sucrose
  • Dextrose
  • Vegetable Cellulose
  • Contains Less Than 2% of
Efficacy Poor

Dosage Analysis

  • Vitamin D (as Ergocalciferol, Vitamin D2) 400 IU Under-dosed
  • Calcium (as Calcium Carbonate, Dicalcium Phosphate) 560 mg Effective
  • Phosphorus (as Dicalcium Phosphate) 100 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 15 {Calories}
Total Carbohydrates 4 g 1%
Vitamin D (as Ergocalciferol, Vitamin D2) 400 IU 100%
Calcium (as Calcium Carbonate, Dicalcium Phosphate) 560 mg 56%
Phosphorus (as Dicalcium Phosphate) 100 mg 10%
Buckwheat 10.4 mg
Corn Bran 10.4 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Sucrose Generally_safe

It is used as a sweetener.

Dextrose Generally_safe

It is used as a filler, sweetener, or to improve the flow of powders.

Vegetable Cellulose Safe

Forms a vegetarian capsule shell alternative to gelatin.

Contains Less Than 2% of Unknown

Price Comparison

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

Brand Trust Report
Nature's Bounty

Founded 1971 · Ronkonkoma, New York, USA · 156 products · naturesbounty.com

Certifications

6 certifications
Clean Label Project Verified Source
Consumerlab Verified
Health Canada Licensed Verified Source
Labdoor Verified Source
Usda Organic Verified Source
Fda Gmp Inspections Verified Source

Transparency

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

Violation History

1 incident
Recall Nature's Bounty Kids Multivitamin Gummies2023-06-02Source
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Frequently Asked Questions
Is Nature's Bounty Chewable Calcium Plus Vitamin D a good supplement?

Nature's Bounty Chewable Calcium Plus Vitamin D received a product quality score of 73/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 7 active ingredients with 25 servings per container. Of the 4 inactive ingredients, 1 are rated safe and 0 are flagged for review. The manufacturer, Nature's Bounty, holds a brand trust score of 86/100 with 6 verified certifications including Clean Label Project, Consumerlab, Health Canada Licensed, Labdoor.

What are the ingredients in Nature's Bounty Chewable Calcium Plus Vitamin D?

Nature's Bounty Chewable Calcium Plus Vitamin D contains 7 active ingredients: Calories (15 {Calories}), Total Carbohydrates (4 g), Vitamin D (as Ergocalciferol, Vitamin D2) (400 IU), Calcium (as Calcium Carbonate, Dicalcium Phosphate) (560 mg), Phosphorus (as Dicalcium Phosphate) (100 mg), Buckwheat (10.4 mg), and 1 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nature's Bounty Chewable Calcium Plus Vitamin D safe to take?

Nature's Bounty Chewable Calcium Plus Vitamin D 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 Nature's Bounty a trustworthy supplement brand?

Nature's Bounty receives a brand trust score of 86/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1971 and headquartered in Ronkonkoma, New York, USA, the company offers 156 products in their lineup. They hold 6 verified certifications including Clean Label Project, Consumerlab, Health Canada Licensed, Labdoor. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Nature's Bounty has 1 historical regulatory incident 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.