Where to get Cholecalciferol?

Cholecalciferol is a vitamin. It can be found in small amounts in a few foods, including fatty fish such as herring, mackerel, sardines and tuna. To make vitamin D more available, it is added to dairy products, juices, and cereals that are then said to be “fortified with vitamin D.” But most vitamin D – 80% to 90% of what the body gets – is obtained through exposure to sunlight. Vitamin D can also be made in the laboratory as medicine.
Cholecalciferol is used for preventing and treating rickets, a disease that is caused by not having enough vitamin D (vitamin D deficiency). Vitamin D is also used for treating weak bones,bone pain bone loss in people with a condition called hyperparathyroidism, and an inherited disease in which the bones are especially brittle and easily broken. It is also used for preventing falls and fractures in people at risk for osteoporosis, and preventing lowcalcium and bone loss in people with kidney failure.
Cholecalciferol is used for conditions of the heart and blood vessels, including high blood pressure and high cholesterol. It is also used for diabetes, obesity, muscle weakness,multiple sclerosis, rheumatoid arthritis, chronic obstructive pulmonary disease,asthma, bronchitis, premenstrual syndrome (PMS), and tooth and gum disease.