Mitchener had been taking vitamin D supplements for at least nine ... At least 800 IU/d The maximum suggested daily requirement is 4,000 IU/d for healthy adults. Vitamin D toxicity initially ...
The article emphasizes moderation when taking vitamin D supplements, advising against exceeding 4,000 IU per day unless specifically recommended by a healthcare professional, as this is considered ...
Patients had measurable disease and good performance status and had not been taking regular ... by a maintenance dose of 4000 IU/d) or to a control receiving 400-IU/d vitamin D3 (standard-dose ...