| Ingredients | Amount Per Serving |
|---|---|
Vitamin D3 Vitamin D | 15 mcg |
cholecalciferol Vitamin D | - |
Calcium Calcium | 500 mg |
Oyster Shell Calcium | - |
Ingredient Research
- Vitamin D
- HighIncreased 25-hydroxyvitamin D Level5 studies
- ModerateImproved Insulin Sensitivity6 studies
- ModerateReduced HOMA-IR4 studies
Research Evidence
How this product's ingredient doses compare to doses studied in research.
- Calcium500 mgStudies used 500 mg/day (median 500) across 1 studyIn typical studied range
Product Description
- Supports bone health with 500 mg of Calcium per tablet.
- Vitamin D3 (15 mcg) enhances calcium absorption for improved bone strength.
- Helps maintain optimal bone density and prevents bone-related conditions.
- Gluten-Free formula suited for individuals with dietary restrictions or sensitivities.
- Known for trusted quality and effective formulation from the 21st Century brand.
- Easy-to-swallow tablet designed for daily supplementation.
Other ingredients
- maltodextrin
- croscarmellose sodium
- cellulose
- magnesium silicate
- magnesium stearate
- PEG
- polyvinyl alcohol
- stearic acid
- titanium dioxide
Free of
- yeast
- artificial flavors
Serving Size: 1
Servings per Container: 90
Pill Type: Tablet
Flavor: -
UPC: 740985275191





