We have been using Nature Made Vitamin B12 1000 mcg supplement for a few weeks now and we have noticed a significant increase in our energy levels throughout the day. The time release feature ...

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

“As you age, your ability to absorb vitamin B12 may decline so I often recommend up to 1,000 mcg per day.” Adults need about ...