Medically reviewed by Melissa Nieves, LNDVitamin B12 is an essential water-soluble vitamin that you can only get through diet ...

Vitamin B12 is an essential nutrient that's often overlooked. Also known as cobalamin, vitamin B12 helps your body produce ...

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Vitamin B12 deficiency can cause pernicious anaemia, which leads to frequent headaches. B12 is needed for producing red blood ...

Deficiency: If you have a vitamin B12 deficiency you will feel tired or weak, pale skin, loss of appetite, infertility and ...

Pale or Yellow-Tinted Skin If your skin looks pale or slightly yellow, it might be a sign of anemia caused by low B12.

Low on vitamin B12? These vegetarian-friendly foods, many fortified foods help boost energy, brain health, and red blood cell ...

This essential vitamin is generally considered safe, even at high doses. However, most people get enough B12 through diet alone, and unnecessary supplementing may lead to negative side effects.

If you want to build muscle, a simple home cooked meal might not suffice. Supplements often earn a bad reputation for being ...

Sudden, specific food cravings, beyond the usual sweet or salty desires, might signal nutrient deficiencies like Vitamin B12.