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b12 sublingual vs injection Efficacy of versus oral vitamin supplementation for the treatment of vitamin B12 deficiency–A prospective randomised open label study Vitamin B12 Injections vs. Supplements:
Description
There are also under the tongue and intranasal methods that can be used once B12 levels are normalized

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This allows for higher circulating levels and faster tissue availability, which may be beneficial when supporting nerve repair

Vitamin B12 injections are a popular private service for adults looking for convenient local access in a professional setting

Aftercare Guidance You receive simple aftercare guidance and advice on follow-up, frequency or testing where appropriate
