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Biotin is also involved in the maintenance of healthy hair, skin and nails
Clinical trials involving approximately 900 participants across six studies demonstrated excellent safety and tolerability
Pregnant and breastfeeding individuals need careful dosing, as B12 supports fetal nervous system development
You can learn more about how our modern testing gives you reliable, lab-certified results in our guide on whether at-home blood tests are accurate
How to Decide if B12 is Right for You If you deal with fatigue all the time and youre experiencing many of the other symptoms above, a B12 shot may be what you need
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