does sublingual b12 work as well as injections Efficacy of different routes of vitamin supplementation for the treatment of patients with vitamin B12 deficiency: A systematic review and network meta-analysis B12 Injections: Who Should Get

This method is designed to maintain product integrity and allows vials to remain stable during shipping for approximately 34 months.Once a vial is reconstituted with bacteriostatic water, it should be stored in the refrigerator to help maintain stability

A study from 2006 didnt find any difference in effectiveness between sublingual and oral vitamin B12 supplements (Yazaki, 2006)

Beef, turkey, chicken, oysters, salmon, and trout are all high in naturally occurring B12

older adults risk low B12 as intrinsic factor declines

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