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is b12 injection better than oral Why Shots are Supplements Sublingual B12 vs. B12 Injections:
Description
Contraindications include Lebers hereditary optic neuropathy, severe kidney disease, known cobalt or cobalamin allergy, and polycythemia vera

Most-cited triggers: persistent GI symptoms, persistent fatigue, or the cycle simply ending

AOD9604 is a synthetic peptide fragment designed forin vitro laboratory researchandnon-human studies
These effects were generally mild and transient
