Cobalamin for Cats with Digestive Issues Cobalamin Supplements for GI Problems in Cats PetMD VITAMIN B12 (Generic) Injectable Solution, 1000 mcg mL, 100 mL vial Easy Refills Chewy Rx Boost Energy and Wellness with Rx B12 Injections 10 mg High Dose Vitamin B12 LifespanningRx Korean 2 Ml X 50 Ampule Huons Hycomin Intramuscular Vitamin B Supplement to Promote Absorption for Good Health B12 Injection Vitamin B12 Injection Supplement, Hycomin B12 Made in China.com High Level Vitamin B Complex Injectable for Livestock PBS Animal Health Hello, my cat got recommended 0.5 ml of B12 every week. He got 5 shots already. At the moment he's eating less and less. Is the amount ok in your experience? I