Ingredients & DescriptionJarrow FORMULAS½ Vitamin D3 (cholecalciferol) is½ derived from cod liver oil and sheep½s wool and is free of vitamin A. Vitamin D3 is converted by the kidneys into the hormone calcitriol, the active form of vitamin D3, which affects a variety of target tissues, including bone, intestine, muscle, brain, skin and immune cells.* Calcitriol enhances calcium and phosphorous absorption and stimulates the synthesis of osteocalcin, an important structural protein in bone.* Also, calcitriol is involved in proper cell differentiation (changing of cell function), including in prostate cells.
½ Calcium and Bone Metabolism ½ Healthy Cell Replication* ½ Immune Function* ½ Breast, Colon and Prostate*
For adults, take 1 softgel per day with a meal, or as directed by your qualified health care consultant.