Vitamin B12, or rather a lack thereof, has been called the “canary in the coalmine” for your future brain health, and recent research has bolstered the importance of this vitamin in keeping your mind sharp as you age.
According to the latest research, people with high levels of markers for vitamin B12 deficiency were more likely to score lower on cognitive tests, as well as have a smaller total brain volume, which suggests a lack of the vitamin may lead to brain shrinkage.
This issue is of paramount importance for many of you reading this for two reasons:
- Vitamin B12 deficiency is very widespread
- Your blood level of vitamin B12 is not an adequate marker of whether or not you’re deficient, making vitamin B12 deficiency easy to miss