Health care professionals need to keep in mind that in general, 100 IU (2.5 mcg) of vitamin D per day can raise the vitamin D blood test only 1 ng/ml or just 2.5 nmol/L after 2 to 3 months.

They drew my blood, and lo and behold, I found out that my vitamin D levels were pretty low. My provider told me that the low ...

After one year, the calcidiol level was on average 100 nmol/l in the group that used 40 micrograms of vitamin D per day and ...

How much vitamin D do we really need to preserve healthy bones and overall health? Do higher levels of vitamin D ...

When the Institute of Medicine announced last fall that it was changing the amount of vitamin D it recommends most adults get ...

There have been several trials where people have been given more than 400 IU per day – up to 5,000 – which have shown that having vitamin D injections or large amounts via mouth led to ...

a 73-year-old man developed vitamin D toxicity after taking 10,000 IU of vitamin D per day for many years. In another 2020 case report, a 56-year-old woman who took an average of 130,000 IU of ...

A fair amount of research backs the idea that vitamin D may help put some pep in your step. © 2024 Fortune Media IP Limited. All Rights Reserved. Use of this site ...

Vitamin D supplements may have other benefits ... aged 60 or older to receive either placebo pills or 40 or 80 micrograms of ...

I was surprised to find a 25-year-old man in the emergency with a vitamin D overdose that had led to kidney failure, ...

A large, high quality 2020 study of more than 18,000 people with depression found that taking 2,000 international units (IU) per day of vitamin D for 5 years didn’t lead to significant ...

The minimum amount of vitamin D needed to prevent rickets is 100 IU (2.5 mcg) per day in infants with little to no sun exposure.