Oral Supplements : Oral supplements are widely available, and research suggests that, at high doses, they can be just as effective as injections for correcting deficiency[21], making them a viable alternative for many individuals
While no absolute maximum exists, practical considerations limit reasonable stacks to four or five peptides maximum
306). This is likely due to decreased digestive enzyme production or decreased stomach acid resulting in a decreased ability to cleave B12 from its carrier proteins in animal foods
Ive not had any side effects from the product but no positive impact either yet
Over a month, you and your provider can review those to see if the injection is helping
Liu X, Park HS, Matsuoka Y, Santos C, Yang L, Luongo C, et al