too much glutathione 9 Health Benefits of What Is Glutathione? Health Benefits,
Description
Regular monitoring prevents levels from exceeding target ranges

Regular biotin injections can help strengthen brittle nails, support thicker hair growth, and contribute to a clearer, more radiant complexion

ISSN 2041-4889

Administration preference influences adherence
So injecting beyond a certain point may cause your cells to fight off the excess B12 so hard that it might reduce the amount of active cellular B12 - probably not to dangerous levels, but possibly sufficient to trigger some symptoms
[DOI] [PubMed] [Google Scholar] 177.Cremonini E., Wang Z., Bettaieb A., Adamo A.M., Daveri E., Mills D.A., Kalanetra K.M., Haj F.G., Karakas S., Oteiza P.I
