Vitamin D toxicity, also called hypervitaminosis D, is a rare but potentially serious condition that occurs when you have excessive amounts of vitamin D in your body. Vitamin D toxicity is usually caused by large doses of vitamin D supplements — not by diet or sun exposure. That’s because your body regulates the amount of vitamin D produced by sun exposure, and even fortified foods don’t contain large amounts of vitamin D. The main consequence of vitamin D toxicity is a buildup of calcium in your blood hypercalcemia, which can cause nausea and vomiting, weakness, and frequent urination. Vitamin D toxicity might progress to bone pain and kidney problems, such as the formation of calcium stones. Treatment includes stopping vitamin D intake and restricting dietary calcium. Your doctor might also prescribe intravenous fluids and medications, such as corticosteroids or bisphosphonates. Taking 60, international units IU a day of vitamin D for several months has been shown to cause toxicity. This level is many times higher than the U. Doses higher than the RDA are sometimes used to treat medical problems such as vitamin D deficiency, but these are given only under the care of a doctor for a specified time frame. Blood levels should be monitored while someone is taking high doses of vitamin D.
Weight loss Observational studies indicate that greater body weights are associated with lower vitamin D status, and obese individuals frequently have marginal or deficient circulating 25 OH D levels [ ]. Getting enough of both vitamin D and calcium is crucial to maintaining bone health and protecting against disorders like osteoporosis, a condition that is characterized by weak, brittle bones Jin, J. This form of vitamin D is not included in intake surveys and is considerably more potent than vitamins D 2 or D 3 at raising serum 25 OH D levels [ 43 ]. In recent years, research has associated low blood levels of the vitamin with higher risks of everything from heart disease, diabetes, and cancer to mood disorders and dementia. Cholecalciferol or hydroxycholecalciferol supplementation does not affect muscle strength and physical performance in prefrail and frail older adults. Because vitamin D is found almost exclusively in animal products, vegetarians and vegans are at a particularly high risk of not getting enough BMC Public Health ; Choose a degree. Through the foods you eat. The effect of vitamin D supplementation on lower-extremity power and function in older adults: a randomized controlled trial.
Guidelines on vitamin D replacement in bariatric surgery? COVID is an emerging, rapidly evolving situation. But beginning in , research into vitamin D’s role in other health conditions began to expand rapidly. There are four fat-soluble vitamins in the human diet: A, D, E and K. These include: Laxatives. Mushrooms create vitamin D from sunlight much like our bodies. Both forms raise serum 25 OH D levels, and they seem to have equivalent ability to cure rickets [ 4 ]. Marcinowska-Suchowierska E, et al. Vitamin D toxicity is usually caused by large doses of vitamin D supplements — not by diet or sun exposure. Wheatgrass Show more related content.