The treatment is virtually painless and safe
[14] Some healthcare providers may also use biotin injections in patients who have normal biotin levels but are seeking potential benefits for hair and nail health, although the evidence for efficacy in such cases is limited
The price applies to all doses
People may lack B12 as a result of poor nutrition, intestinal problems, infection, and cancer
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Some people have pernicious anemia, a condition in which they cannot make intrinsic factor