The PRISMA checklist has been included as Supplement Table 1
When it comes to hair loss, a lack of B12 could lead to: Hair shedding Thinning hair Weak, brittle hair that breaks easily Dull hair Changes to hair texture If a B12 deficiency is causing your hair loss, youll likely experience some other symptoms too, including fatigue and weakness, shortness of breath, headaches and palpitations
The no-effect dose for adverse effects on embryofetal development in rabbits was 1.2 mg/day
As specified in the SAP, the statistical analyses employed an MMRM analysis using the REML as estimation method and structured covariance matrix with compound symmetry
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