how fast does a b12 injection start working Quickly Shot Work? Benefits & What to Expect How Long Does It Take

Can you have B12 injections too often

The length of time B12 takes to work depends on your age and gut health, and how your body processes the vitamin

Possible mild side effects may include: Temporary soreness at the injection site Mild redness or swelling Occasional headache or dizziness Most reactions are mild and short-lived

Continue Reading Struggling to find where to buy saline for injection

References: [1] Heffernan MA, et al

[27] Additionally, anyone with Lebers hereditary optic neuropathy (a rare inherited eye disease) must avoid cyanocobalamin injections, since B can precipitate rapid worsening of that condition