Jarrow Formulas, Vitamin D3, Cholecalciferol, 25 mcg (1,000 IU), 200 Softgels

• In Extra Virgin Olive Oil
• Dietary Supplement

Supports:

• Calcium and Bone Metabolism
• Immune Function

Jarrow Formulas Vitamin D3 provides cholecalciferol, which is more biologically active than ergocalciferol (D2). Vitamin D3 is ultimately converted is to its hormonally-active form, calcitriol, in the kidney. Calcitriol enhances dietary calcium and phosphorous absorption, stimulates the synthesis of osteocalcin (an important structural protein in bone), and support a healthy immune response.