https://www.healthline.com/nutrition/how-much-vitamin-d-is-too-much#section3 https://www.healthline.com/nutrition/how-much-vitamin-d-is-t... "According to the

https://www.healthline.com/nutrition/how-much-vitamin-d-is-too-much#section3 https://www.healthline.com/nutrition/how-much-vitamin-d-is-t... "According to the Institute of Medicine, 4000 IU is the safe upper level of daily vitamin D intake. However, doses up to 10,000 IU have not been shown to cause toxicity in healthy individuals" Probably God to avoid testing the limit if you can. Are you sure you are a "healthy individual", if you've already diagnosed a health problem that vitamin D can treat?