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b12 sublingual vs injection Injections Pills: Richmond's Complete Guide Vitamin B12 Injections vs. Supplements:
Description
Guez, Sophie, et al

If a product page talks about ergothioneine, capsules, or "the longevity vitamin," you are looking at the supplement

Anaphylactic shock and death have been reported after parenteral vitamin B 12administration

The amount of B12 babies and children need varies based on age
