Holly Hill Health Foods, Vitamin D3 2000 IU, 100 Softgels Features : Multiple potencies based on individual requirements. Contains vitamin D-3 (cholecalciferol), a highly bioavailable form of Vitamin D. Sourced from lanolin (vegetarian source of Vitamin D). Gluten Free. Easy to swallow softgel capsule. Also available in a liquid form providing 2000 IU per drop. Stimulates the synthesis of osteocalcin, an important protein involved in bone formation. Helps maintain adequate blood calcium levels which help support cellular metabolic processes and neuromuscular function. Vitamin D is essential for calcium and phosphorus absorption and utilization. Stimulates osteoblast (bone producing cell) activity which helps maintain bone density and strength. Quality and Potency Guaranteed. Quality and Potency Guaranteed Vitamin D, the sunshine vitamin is really a hormone but categorized as a vitamin. This is because a deficiency is associated with the diseases rickets (bone deformities) in children and osteomalacia (poor bone mineralization leading to weak, painful bones) in adults. The body is able to synthesize pre-vitamin D3 in the skin when exposed to sunlight. The pre-vitamin D3 is rapidly converted into vitamin D3. Vitamin D3 is then transported through the blood to the liver and kidney converted to an active form of vitamin D. Vitamin A is key for good vision, a healthy immune system, and cell growth. There are two types of vitamin A. This entry is primarily about the active form of vitamin A -- retinoids -- that comes from animal products. Beta-carotene is among the second type of vitamin A, which comes from plants. Ingredients: Vitamin D-3 (cholecalciferol) 2,000 IU, Softgel (gelatin, glycerin and water), safflower oil. Direction: As a dietary supplement, adults take one (1) softgel daily, or as directed by a health care professional Safety Warning: KEEP OUT OF REACH OF CHILDREN. Supplement Facts: Legal Statement: *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease. Our shipping: Most orders paid by 11 am (EST) ship the same day. Holidays add one day.