Methylcobalamin B12 helps convert homocysteine into methionine, a process necessary for the production of DNA and RNA

https://www.scribd.com/document/769055748/Top-5-Symptoms-of-Vitamin-B12-Deficiency-You-Shouldn-t-Ignore-164123

Methylcobalamin B12 helps convert homocysteine into methionine, a process necessary for the production of DNA and RNA