Polymap Vitamin B Complex With Vitamin B12 Injection, 2 ml at 333 box in Nagpur B12 Injections at Home Safety Guide for Self Administration Infusion For Health Out of date vials of B12 how stron Pernicious Anaemi Delighted I received my B12. I don't see a use by date on them or am I missing it? Vitamin B12 Injection Dose for Adults: 7 Essential Dosage Facts & Schedules Liv Hospital Delighted I received my B12. I don't see a use by date on them or am I missing it?