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

GI symptoms, including nausea and diarrhea. Having low levels of B12 can cause fewer red blood cells to reach your digestive ...

Vitamin D dosage recommendations can vary depending on several factors, including your age, skin color, medical history, and where you live. Vitamin D is commonly known as the “sunshine vitamin.” ...

The daily recommended dose of vitamin B12 is 2.4 micrograms. If you eat a well-balanced diet full of chicken, seafood or eggs, you'll receive this dosage through your diet. If you need a vitamin ...