The package of three bottles, i.e. the (90 days') pack, is available for $59. K Health articles are written and reviewed only by MDs, PhDs or NPs. Tea tree oil can be used internally as a strong antibiotic. Nail fungus is the main reason nails turn yellow and thicken. If you're having pedicures, ensure that sterilized instruments are used by the nail salon. It uses a multistep approach to clean the problem area and prevent further growth. Researchers noticed an increase in nail hardness among those who took vitamin E.
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