vitamin b12 injection 1000 mg daily Cyanocobalamin Injection: Deficiency Relief — Mountainside Medical Supplementing with injectable B12 helps treat these low levels and improve your pets health Vitamin B-12 1000mcg - Injection

Losing taste would relate to food, rather than injections Food Poisoning, well, if one does use when out of date/expired, then you have to accept consequences but things like milk, yoghurt, cream etc, one's nose and eyes can give a strong clue

Nutrient injections like Lipo-Mino help regulate hunger cues by supporting liver and brain function at the biochemical level

And it tastes good, too

These are more considerations of medications affecting vitamin status (rather than the vitamin affecting the medication), but they illustrate the clinical judgment required when co-administering this injection with certain treatments