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

https://arthurcfxo449.weebly.com/blog/vitamin-b12-your-secret-weapon-for-healthy-hair-skin-and-nails8906575

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