Can You Have Too Much B12?

Vitamin B12 is an essential vitamin that is unlikely to cause harm in most people, but extremely high doses are unnecessary. Here's how much to take daily.

The A list for vitamin B-12 sources - Harvard Health

Vitamin B12 level test: Uses, normal ranges, and results

Despite autism fears, here's why pregnant women should keep taking their prenatal vitamins - Los Angeles Times

Vitamin B-12 - Mayo Clinic

Foods High in B12: Meat, Dairy, and Vegan-Friendly

4 Potential Side Effects of Too Much Folic Acid

Too much folic acid?: Hiya, After I got - Pernicious Anaemi

MTHFR & Vitamin B12 - What you need to know first for MTHFR

Excess Vitamin B12 May Be Deadly - The New York Times

So, anyone else have a problem with insanely high B12? I drink like 2-3 regular monsters a day mostly because I like the taste but like, does anyone logically need 900% b12