It will contain no preservatives or additives, be painless and easy to self-administer at home, and all without breaking the bank
Some of these factors are the results of surgeries, genetic factors or chronic conditions which might require higher levels of B12 to ensure that enough is being absorbed by the body
Pregnancy and breastfeeding are periods where these therapies are generally deferred, since they are not studied in those groups, and anyone managing a serious or unstable medical condition should be evaluated and cleared before starting
Without this, contamination risk increases dramatically with each use of the vial
Discard if the solution becomes cloudy, loses its blue tint, or develops particulate
This is especially important for people with digestive issues who may not be able to absorb oral supplements well at all