gst glutathione pdb S-transferase, C-terminal domain 160μm Bead structure RCSB PDB - 13GS: GLUTATHIONE
Description
Articles about vitamin B12 often refer to fortified products such as cereals that can provide a dietary source of B12
Ma L, Wu F, Shao Q, Chen G, Xu L, Lu FA-O

D., Bonville, C

International Journal of Pharmaceutics

Injections offer superior bioavailability, especially for *Vitamin B12*, which can be poorly absorbed orally in some individuals

This is a critical point of confusion: GRAS status is NOT a drug approval and does NOT establish efficacy for any therapeutic indication
