b12 injections vs oral liquid Pills: Richmond's Complete Guide Oral B12 vs. B12 Injections:

Incorporate a mix of activities, including cardiovascular exercises, strength training, and restorative practices like yoga or tai chi

Thus, IM administration remains the preferred route of B12 replacement in cases of known malabsorption or severe deficiency

If your need is general repletion after lab-confirmed deficiency or vegan diet risk, cyanocobalamin often suffices

Research or further manufacturing use only, not for food or drug use

R.GrozioA.KubotaS.SasakiY.et al (2016)

It's essential to check the ingredients carefully to ensure the food contains a single protein source and doesn't list 'meat' in the ingredients, making it impossible to know which proteins it contains