US$ 22.64
cats b12 injections Cyanocobalamin Injection, 1000 mcg/mL 1mL Vial Vitamin B-12 1000mcg - Injection
Description
The common side effects of excess vitamin intake include flushing , diarrhea , nausea and vomiting

They are just trying to absorb it orally, when the real problem is absorption

Nature genetics

People with Crohns disease, low stomach acid, and other digestive problems can absorb all of the B12 they are getting

Definitely buying again
Individual results may vary based on a number of factors