Another high quality trial assessed the effects of daily supplementation of 300 mg of magnesium and 30 mg of vitamin B6 for 8 weeks in 264 people with low magnesium levels (16). Researchers in ...
Your healthcare provider may suggest a vitamin D3 supplement if you are deficient, live in a low sunlight area, or have a health condition, like osteoporosis, that would benefit from taking vitamin D3 ...