Oyster Shell Calcium 500 Mg + D
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 · methodologyCalcium from oyster shell and vitamin D are supported by strong evidence for maintaining bone density and skeletal health. These ingredients work synergistically to improve calcium absorption in the body. However, overall evidence coverage for this specific formulation is limited.
AI-generated summary based on research evidence. Not medical advice.
Label
Product Label
Details
Label Data
1 Tablet(s)
Serving Size
Single Vitamin and Mineral
Product Type
50%
Evidence Coverage
Ingredients
Supplement Facts — Evidence Check
Oyster
500 mg
200 IU
Market median: 4002.0mg (1 products)
21 studies (A:0, B:2)
Claims
Label Claims — Verification
Unverified
Nutrient
Unverified
All Other
Info
Product Information
Formulation Notes
Oyster Shell Calcium 500 Mg + D
Additional Information
NEUTRACEUTICAL PRODUCTS
Pkg. Size 60 Unit Size 24 x 60's
Form Tablet / Green Compared to OS-CAL 500 + D
Images (green tablets)
Metadata
Product Details
DSLD Entry Date2012-10-01
Product TypeSingle Vitamin and Mineral
FormTablet or Pill
BrandPharbestusa
DSLD ID13928
Data Updated2026-04-11
Research
Research Evidence
849
Research Sources
56
Avg Quality
450
Meta Analysis
152
Rct
137
Systematic Review
73
Clinical Trial
11
Regulatory Source
7
Other
7
Guideline
3
Openfda Safety
2
Cochrane Review
2
Observational
A
Phosphate binders for preventing and treating chronic kidney disease-mineral and bone disorder (CKD-MBD)
A
Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
A
Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
A
Vitamin and mineral supplementation for maintaining cognitive function in cognitively healthy people in mid and late life
A
Calcium supplementation during pregnancy for preventing hypertensive disorders and related problems
A
Dietary calcium supplementation for preventing colorectal cancer and adenomatous polyps
A
Calcium and vitamin D for increasing bone mineral density in premenopausal women
A
Dietary sodium, sodium-to-potassium ratio, and risk of stroke: A systematic review and nonlinear dose-response meta-analysis
A
The association between circulating magnesium and clinically relevant outcomes in patients with chronic kidney disease: A systematic review and meta-analysis
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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.