The addition of organic spirulina also provides a natural source of B vitamins and minerals that ... We have been using Nature Made Vitamin B12 1000 mcg supplement for a few weeks now and we ...

Vitamin B12 does also accumulate in a few plant-based sources, including some mushrooms, seaweed, and nutritional yeast, but ...

Do you wake up feeling drained despite getting 9 hours of sleep? Maybe your body is lacking in vitamin B12. This essential ...

A 4-ounce raw serving contains 67 micrograms (mcg) of B12, nearly 3,000% of the recommended dietary allowance (RDA) for adults. Beef liver is also an excellent source of vitamin A, other B ...