Methylcobalamin B12 is involved in the production of SAM-e (S-adenosylmethionine)

https://www.slideserve.com/bobbiehrjo/vitamin-b12-a-key-nutrient-for-heart-health

Methylcobalamin B12 is involved in the production of SAM-e (S-adenosylmethionine), a compound that plays a vital role in mood regulation and joint health