Biotin Supplements Strengthen Weak Nails
Two independent studies have shown that the vitamin biotin thickens weak nails and reduces splitting. In just six to eight weeks, your clients may be able to finally grow strong, healthy nails.
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Two independent studies have shown that the vitamin biotin thickens weak nails and reduces splitting. In just six to eight weeks, your clients may be able to finally grow strong, healthy nails.

The Nail Doctor is back to discuss brittle nail syndrome, the effect of climate on nail growth, and what's really behind those persistent headaches.
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