Vitamin D-3 is used for prevention of bone disorders such as rickets, osteomalacia or softening of the bones, and to help the body absorb phosphorus and calcium. It is given to breast-feeding infants as a supplement because breast milk does not contain the proper levels, according to WebMD.Continue Reading
Also referred to as cholecalciferol, vitamin D-3 is a fat-soluble, essential nutrient. It treats osteoporosis, a condition characterized by weak bones. In addition, doctors use vitamin D-3 for the management of rheumatoid arthritis, high cholesterol, diabetes, bronchitis, asthma, high blood pressure, multiple sclerosis, chronic obstructive pulmonary disease and bronchitis. It also boosts a person���s immunity to diseases, as stated by WebMD.
The basic source of vitamin D-3 is the sun. Exposure of the face, hands, arms and legs to mild sunshine causes the skin to manufacture the vitamin. However, the length of time required for exposure depends on a person���s skin type, age, season and time of day, according to WebMD. It is also available in small amounts in some foods, such as fatty fish.
While people may take vitamin D-3 supplements, excessive ingestion leads to harmful levels of calcium. Symptoms of excess vitamin D-3 include lack of appetite, constipation, confusion, growth of calcium deposits and general body weakness, as stated by MedicineNet.Learn more about Vitamins & Supplements