Case report: autistic child with severe vitamin D toxicity
The British Medical Journal recently reported on a vitamin D toxicity case of a four-year old child with autism.
Tag Archives: vitamin d toxicity
Large study confirms the cardiovascular safety of calcium and vitamin D supplementation
A UK study of over 500,000 people found that vitamin D and calcium supplementation were not associated with cardiovascular events.
How common is vitamin D toxicity?
Dr. Cannell discusses the risk of vitamin D toxicity by reviewing statistics from the U.S.A. Poison Control Center.
Looking back: A vitamin D toxicity review from 1937
In 1937, a large study was conducted using mega doses of vitamin D to determine toxicity.
Vitamin D safety: Risks and benefits of fortification and supplementation
Professor Reinhold Vieth wrote the seminal paper on the safety of vitamin D back in 1999. Recently, he published an updated review of vitamin D’s safety profile.
Vitamin D scientist fatality in the 30’s
In 1936, Dr Ferdinand Vowinckel was apparently experimenting on himself to see if vitamin D could cure arthritis. Reportedly, he took 2,100,000 IU/day of D2 for 18 days and died.
A closer look: Vitamin D toxicity
Dr Cannell discusses research on vitamin D intoxication due to manufacturing errors, and the possible implications this has for further vitamin D and cancer research.
Dear Dr Cannell: Vitamin D in the 1930’s
Dr Cannell and Dr Clark discuss toxic doses of vitamin D and the frequency of toxicity back in the 1930s.
Professor Vieth and the vitamin D era
Dr Cannell looks back at the review which changed his life, opening his eyes to a world of vitamin D benefits.
Odd case of hypercalcemia following vitamin D supplementation
Dr. Cannell discusses the case of a 58-year-old woman who developed high blood calcium on a physiological dose of vitamin D, combined with an excessive dose of calcium.
