I'm wondering what exactly the difference is between beans, lentils, grains, nuts, and seeds. For example, what's the botanical difference between black beans, green lentils, rice, almonds, and sunflower seeds?
1 Always take your vitamin D supplements with or right after you have eaten a meal. The food in your system will help your body to process this nutrient.  It doesnât seem to matter what meal you take your supplement with. The time of day does not appear to affect your bodyâs ability to absorb vitamin D.
The Skin Cancer Foundation supports The Institute of Medicine of the National Academiesâ Recommended Dietary Allowance (RDA) for vitamin D, which is 600 IU (International Units) a day for people between the ages of 1 and 70, and 800 IU a day for people ages 70 and older.