how will i feel after a b12 injection Vitamin Side Effects and Safety Why do I feel worse

We do not use synthetic folic acid

Other side effects that can occur include: Excessive sweat production Rapid weight gain Pain when breathing Shortness of breath when lying down Anxiety Increased or irregular heart rate Numbness, tingling or muscular weakness Increased thirst Urinary frequency B12 injections can also cause allergy symptoms immediately after administration, like difficulty breathing, a swollen throat, mouth, or swelling of the mouth, tongue or face

This prevents you from sticking yourself while recapping it.Thanks Remember, if you are not confident enough to give your cat an injection you can always go to your local vet office.Thanks Prepare the syringe before you are ready to hold your cat in place

Yes, B12 helps convert food into cellular energy