injectable b12 for sale for humans Cyanocobalamin Vitamin Injection 1000 mcg — Mountainside Medical 12 Injection is indicated for the prevention and treatment of vitamin B Rx Vitamin B-12 (Generic) Injectable
Description
Injections are recommended every 2 weeks to maintain your B12 level

Cheever MA, Thompson JA, Peace DJ, Greenberg PD

Fish: Sardines, salmon, and other fish are excellent sources of B12

I ended up in Urgent care and they did all the tests, xrays and found nothing wrong

(2016) Association between metformin dose and vitamin B12 deficiency in patients with type 2 diabetes. Medicine (Baltimore)