alternative to b12 injection vitamin alternatives Intranasal Vitamin B12 Is Promising Therapy For The Geriatric Population GlobalRPH Benefits B12 injections bring and
Description
In mild cases, low levels of vitamin B12 can cause fatigue and anemia, while more serious deficiencies can lead to serious neurological and heart impairments

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Multiple strengths are available as separate variants: 2 mg per vial , 5 mg per vial and 10 mg per vial

Please don't use it more than the instructions say

It's made by stomach cells
Oxidation and enhanced energy expenditure appeared to be vital in the proposed action of the peptide