Hi Buddy,

Yes, I am sorrry for not attaching the evidences. I was just begnining to write blogs back then and didn't know some nuisances like referencing and all.

But all that I have mentioned is scientifically valid. I rely on mostly these sources for my B12. Scientists know it and had noticed it long back. It's just that fake marketing campaigns to promote animal based diet created this whole fiasco just like protein.

Here is a link that you can follow.

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4042564/