The profile is broadly comparable to, though not identical to, the side effect profiles of semaglutide and tirzepatide
Diarrhoea (defined as three or more loose or watery stools per day) is an uncommon side effect of vitamin B12 supplementation , though it is listed as a rare or uncommon adverse reaction in the official product information for both oral cyanocobalamin and injectable hydroxocobalamin preparations
Addis Ababa: Ethiopian Health and Nutrition Research Institute
Lin SH, Hobbs BP, Verma V, Tidwell RS, Smith GL, Lei X, Corsini EM, Mok I, Wei X, Yao L, Wang X, Komaki RU, Chang JY, Chun SG, Jeter MD, Swisher SG , Ajani JA, Blum-Murphy M, Vaporciyan AA, Mehran RJ, Koong AC, Gandhi SJ, Hofstetter WL, Hong TS, Delaney TF, Liao Z, Mohan R
AHK-Cu delivers copper ions directly to tissue sites, where they act as cofactors for enzymes like lysyl oxidase (essential for collagen cross-linking) and superoxide dismutase (antioxidant defense)
For oral vs injectable route evidence, see BPC-157 Oral vs Injectable