3 ms·
The crux of the title is from the following > In Finland, the recommendation for daily vitamin D supplementation was gradually reduced from 4000-5000 IU in 196
by its-summertime 1y ago
The crux of the title is from the following
> In Finland, the recommendation for daily vitamin D supplementation was gradually reduced from 4000-5000 IU in 1964 to 400 IU in 1992.
And from https://pmc.ncbi.nlm.nih.gov/articles/PMC4210929/ https://pmc.ncbi.nlm.nih.gov/articles/PMC4210929/ which has
> The Institute of Medicine (IOM) issues dietary recommendations on the request of the U.S. and Canadian governments. One of these recommendations is the Recommended Dietary Allowance (RDA). The RDA is the nutrient intake considered to be sufficient to meet the requirements of 97.5% of healthy individuals. The RDA for vitamin D is 600 IU per day for individuals 1 to 70 years of age and is assumed to achieve serum 25-hydroxyvitamin D (25(OH)D) levels of 50 nmol/L or more in 97.5% of healthy individuals.