If a healthcare professional has recommended ... vitamin D from sun exposure is not enough or inaccessible. Why we chose it: Pure Encapsulations Vitamin D3 gets our pick as the best high dose ...

Supplements and injections are effective ways to treat vitamin B12 deficiencies. These are the benefits and potential risks ...

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 ...