About the product
- Bone: Well-tolerated, well-absorbed calcium for bone support
- More Calcium Per Cap: More concentrated form of calcium means more calcium per capsule
- Optimal Absorption: Significantly better absorbed than many other calcium supplements on the market
- Free From: Every Thorne product is made with the purest possible ingredients - without gluten or other major allergens (eggs, tree nuts, peanuts) This product also contains no soy, dairy, shellfish, or fish
- Trusted: Thorne is trusted by 100+ professional sports teams and the #1 most recommended clinical brand by consumers and health-care practitioners (Based on a 2026 independent survey of US supplement consumers and health-care practitioners)
