learn Vitamin B12
- How does Vitamin B12 deficiency contribute to hair loss and thinning? Severe vitamin B12 deficiency may contribute to diffuse shedding (telogen effluvium). It is not a known cause of pattern hair loss, and a blood test is needed to confirm a deficiency.
- Should Vitamin B12 be taken orally or by injection for hair loss treatment? Vitamin B12 can be taken orally or by injection if a deficiency exists.
- Can topical products containing Vitamin B12 improve scalp health and hair growth? Topical Vitamin B12 may not significantly improve hair growth unless there's a deficiency.
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