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Oyster Shell Calcium 500 +D Extra Vitamin D Value Size

product on market Tablet or Pill 21st Century Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

Calcium and vitamin D3 are supported by strong evidence for maintaining bone density and supporting skeletal health. Vitamin D3 facilitates the absorption of calcium within the body to prevent bone loss. Research indicates these nutrients are effective for bone maintenance when taken as directed.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Oyster Shell Calcium 500 +D Extra Vitamin D Value Size
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Tablet(s)
Serving Size
200
Servings
Single Vitamin and Mineral
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

800 IU (200% DV)
1.3× RDA — within safe limits 608 studies (A:16, B:251)
Calcium
1000 mg (100% DV)

Other Ingredients

Croscarmellose Sodium Cellulose Titanium Dioxide Magnesium Stearate Stearic Acid Artificial Colors
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

DIRECTIONS: As a dietary supplement, take two tablets daily with any meal, or as directed by your healthcare provider. Do not exceed recommended dosage.

Warnings & Precautions

Keep out of reach of children.

Do not use if product appears to be tampered with or seal is broken.

Formulation Notes

Contains a shellfish ingredient (oyster shell).

No Sugar, Yeast, Preservatives or Artificial Flavors.

Additional Information

Unconditionally guaranteed for purity, freshness and label potency.

D3

Regular exercise and a healthy diet with enough calcium helps teen and young adult Caucasian and Asian women maintain good bone health and may reduce their high risk of osteoporosis later in life. Adequate calcium intake is important, but daily intakes above about 2,000 mg are not likely to provide any additional benefit. Now with extra Vitamin D. Vitamin D is essential for use of calcium and necessary for healthy bones, teeth, and cartilage.*

Store at room temperature.

SUPER VALUE

MADE IN USA

1107

Metadata

Product Details

UPC / SKU7 40985 22727 5
DSLD Entry Date2012-07-25
Product TypeSingle Vitamin and Mineral
FormTablet or Pill
DSLD ID11099
Data Updated2026-04-11
Research

Research Evidence

872
Research Sources
53
Avg Quality
309
Meta Analysis
309
Clinical Trial
111
Rct
71
Systematic Review
55
Guideline
4
Cochrane Review
4
Regulatory Source
2
Other
2
Narrative Review
2
Observational
1
Openfda Safety
A Vitamin D and vitamin D analogues for preventing fractures associated with involutional and post-menopausal osteoporosis
Meta Analysis The Cochrane database of systematic reviews 2009 PubMed DOI
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Vitamin D supplementation for prevention of cancer in adults
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Interventions for preventing falls in older people in care facilities and hospitals
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Drugs for preventing lung cancer in healthy people
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A High prevalence of vitamin D deficiency in Asia: A systematic review and meta-analysis
Meta Analysis Critical reviews in food science and nutrition 2023 PubMed DOI
A The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2023 PubMed DOI
A Interventions for preventing falls in older people living in the community
Meta Analysis The Cochrane database of systematic reviews 2009 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.