These interactions contribute to enhanced biological outcomes such as cell cycle deceleration, apoptosis induction, and angiogenesis inhibition in inflammatory conditions and cancers
Pernicious anemia is a very rare autoimmune disorder that does not allow for proper vitamin B12 absorption which ultimately leads individuals to have an irreversible deficiency in this vitamin
It also acts indirectly through IGF-1, which is primarily produced in the liver and mediates bone growth and anabolic metabolism
B12 (cobalamin) is water-soluble
PubMed Hauser RA, Zesiewicz TA, Martinez C, et al
Limitations include: Enzymatic and chemical degradation Poor membrane permeability Comparatively large molecular size When a peptide like epithalon is unmodified, bioavailability may be less than 1%