With 5,000 mcg of Vitamin B-12 as Methylcobalamin, it’s a great choice for anyone who needs a boost of energy or wants to support their overall health and wellbeing. As a vegetarian formula ...

Jarrow Formulas Ultra Strength Methyl B-12 5000 mcg & Methyl Folate 800 mcg Chewable Tablets are a great option for those who want a high-quality B vitamin supplement that is easy to take and ...

300 Quick Dissolve Fast Acting Vitamin B-12 2500 mcg, Natural Cherry Flavor tablets Sublingual B-12 is placed under the tongue, where it quickly dissolves B-12 is excellent for energy metabolism ...

Beef liver is one of the most concentrated sources of vitamin B12. A 4-ounce raw serving contains 67 micrograms (mcg) of B12, nearly 3,000% of the recommended dietary allowance (RDA) for adults.

In the case of vitamin ... B12 “varies depending on age, sex and other individual conditions,” says Aguirre. For “most adults ...