Vitamin D3

4.8 (2.8K reviews)

In Stock

Supplement Ingredients
Ingredients	Amount Per Serving
Vitamin D3 Vitamin D	125 mcg
cholecalciferol Vitamin D	-
Calcium Calcium	90 mg
Calcium Carbonate Calcium	-

Ingredient Research

Vitamin D
- HighIncreased 25-hydroxyvitamin D Level14 studies
- HighReduced Parathyroid Hormone Level4 studies
- ModerateImproved Insulin Sensitivity9 studies
Calcium
- LowIncreased Total Hip Bone Mineral Density3 studies
- LowReduced Stillbirth3 studies
Saccharomyces boulardii
- LowReduced Diarrhea Rate3 studies
- LowReduced Diarrhea3 studies

Research Evidence

How this product's ingredient doses compare to doses studied in research.

Calcium90 mg
Studies used 500–1,000 mg/day (median 750) across 4 studies
Below studied range
Form mismatch: this product uses Carbonate. Most research support uses Calcium Carbonate (1 study).

Gluten Free

Product Description

Supports Bone Health: With Vitamin D3 at 125 mcg and Calcium at 90 mg, this supplement helps maintain strong bones.
Enhances Immune Function: Vitamin D3 is known for its role in boosting the immune system, helping you stay healthier all year round.
Promotes Calcium Absorption: Vitamin D3 aids in the absorption of calcium, a critical mineral for bone density and overall skeletal strength.
Gluten Free: Perfect for individuals with gluten sensitivities or those following a gluten-free diet.
Balanced Dosage: Carefully formulated to provide optimal daily intake of Vitamin D3 and Calcium without unnecessary additives.
Quality You Can Trust: From 21st Century, a brand known for commitment to effective, high-quality health products.

Feel the difference with 21st Century Vitamin D3, a meticulously crafted supplement designed to improve your overall well-being by bolstering bone health and enhancing your immune system. The balanced combination of Vitamin D3 and Calcium in an easily digestible, gluten-free tablet means you can trust you’re supporting your body with the essentials it needs.