best injectable b12 Compounded Hydroxocobalamin (Vitamin B12) Injection 12 is important for red blood cell formation Vitamin B12 Injections (Cyanocobalamin Injections)

Use of this product intravenously will result in almost all of the vitamin being lost in the urine

Also, some people may have conditions that inhibit them from converting this form of B12 into the active forms that you can absorb

Reflux treatment often improves the metallic taste over time

The article claims to have been written by a doctor of endocrinology but the claim is not referenced and in multiple years of reading scientific papers on B12 deficiency treatment, including those from leading experts and researchers in B12 treatment, I have never come across anything that suggested that excessive B12 could cause blood clots

Yes, both methods have potential side effects