Methylcobalamin B12 is involved in the production of acetylcholine, a neurotransmitter essential for memory, learning

https://www.slideserve.com/bobbiehrjo/the-essential-role-of-vitamin-b12-in-dna-synthesis-13570034

Methylcobalamin B12 is involved in the production of acetylcholine, a neurotransmitter essential for memory, learning, and muscle function