how long after starting b12 injection will i feel better Quickly Does a Shot Work? Benefits & What to Expect Do You Need a Prescription

Diminished gastric function in individuals with atrophic gastritis can result in bacterial overgrowth in the small intestine and cause food-bound vitamin B 12 malabsorption

Sublingual vitamin B12 compared to intramuscular injection in patients with type 2 diabetes treated with metformin: a randomised trial

The Online Journal of Science and Technology-July , 10 (3)

B-100 complex can interfere with other medications including but not limited to levodopa, medicines containing oestrogen, hydrazine, certain anti epileptic drugs, phenobaritone, phenytoin, immunosuppressants and some medicines used to treat infections such as isoniazid, pyrazinamide, cycloserne and penicillamine

It came very quickly