after my second injection of b12 i felt better How Long Do The Side Effects Injections Last Why do feel so bad a B12 injection? Feeling Tired All the Time?

01 Bring the vial to room temperature Take the vial out of the freezer and let it sit on the counter for 15 to 20 minutes

People with a prior history of gastrointestinal problems and aged individuals are more likely to suffer from intense stomach cramps and severe diarrhoea after taking high doses of vitamin B. Most people are able to get enough vitamin B12 from their diets, however, occasionally when running low, supplements or B12 injections may be recommended

Researchers said there have only been 33 such cases reported in the past 50 years

Verified Answer Is this product for humans, B-12 injection

Kidney Disease: Patients with kidney disease should use B12 injections with caution, as the kidneys are involved in metabolizing B12