vitamin b12 injections good or bad healthline 9 Best Supplements B12 INJECTIONS AND WELLNESS MATTER
Description
It helps convert the food you eat into energy, supports your nervous system, and assists in DNA production

You may find lots of niggly things you just got on with start to disappear
If you have a compromised digestive system you may need extra B12

Yes, that includes sublingual forms of B12 as well
