title: [The optimum amount of vitamin D for osteoporosis: in case of activated vitamin D treatment].
abstract: Since the resistance factors for the effect of vitamin D increases by aging, ingestion of various nutrition factors, such as calcium, and vitamin D is important for prevention and medical treatment of osteoporosis. 1 alpha 25-dihydroxyvitamin D(3) known as active form of vitamin D can stimulate calcium absorption from intestine and also it is used for the medical treatment of osteoporosis. The vitamin D action for the regulation of bone and mineral metabolism changes with the sufficiency states or the amounts of ingestion of vitamin D. Therefore, the action as a medicine is not simple. This article reviews the effect and its optimum ingestion amount of activated vitamin D in osteoporosis medical treatment.
authors.affiliation: Department of Clinical Nutrition, School of Medicine, Tokushima University, Japan.
authors.forename: Hironori
authors.initials: H
authors.lastname: Yamamoto
authors.forename: Tadatoshi
authors.initials: T
authors.lastname: Sato
authors.forename: Naoki
authors.initials: N
authors.lastname: Sawada
authors.forename: Eiji
authors.initials: E
authors.lastname: Takeda
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D008875:Middle Aged; D010024:Osteoporosis / Q000517:prevention & control*; D014807:Vitamin D / Q000008:administration & dosage*
chemical_list: D014807:Vitamin D