As the days get shorter and cloudier, people who struggle with issues like fatigue, sadness and depression during the winter ...

June 3, 2024 — Healthy adults under the age of 75 are unlikely to benefit from taking more than the daily intake of vitamin D recommended by the Institutes of Medicine (IOM) and do not require ...

Taking too much vitamin D in supplement form can lead to vitamin D toxicity, a rare but potentially dangerous condition. This vitamin D overdose shows up as higher calcium levels in the blood or ...

Keep in mind that taking 50,000 IU of vitamin D per week is well over the recommended daily intake. The maximum safe dose of vitamin D supplementation is 4,000 IU per day. Do not exceed this amount ...

People over 75 are recommended to take 800 IU of vitamin D daily from supplements or food, as it becomes harder for their bodies to produce it from sunlight. Low vitamin D levels are linked to higher ...

According to the Food and Drug Administration (FDA), the recommended daily value (DV) of vitamin D is 20 mcg, or 800 International Units (IU). However, you may need a higher dose if you have ...

However, if you do opt to take a supplement, the National Institute of Health’s Office of Dietary Supplements says the recommended amount of vitamin D for adults 19-70 is 600 IU daily.

This is typically caused by taking too many vitamin D supplements. For adults aged 19 and up, for example, 100 mcg (4,000 IU) is the daily upper limit for vitamin D from all sources, including ...

It enhances absorption of bone-building calcium and a study of 3,000 French pensioners found 800IU of vitamin D and 1,200mg ... it advises a daily dose of 6,000 IU (150mcg) for eight weeks ...

Historically, 400 IU (10 ug) of vitamin D was recommended for better health because it closely approximated the amount of vitamin D in a teaspoonful of cod liver oil. However, 800 to 1,000 IU is ...

But it’s difficult for people aged over 75 to get enough vitamin D from a few minutes of sunshine, so the Endocrine Society recommends people get 800 IU (international units) of vitamin D a day ...

Another study from 2010, that was also published in JAMA, trialled the effect of taking 500,000 international units (IU) of vitamin D3 daily compared to a placebo. This is far over the NHS ...