Check your thyroid: Poor thyroid function, or poor conversion of T4 to t3, (liothyronine) can cause fatigue, poor metabolism, and significantly affect hair, teeth, skin, and nails. Until you get your thyroid thoroughly checked, try biotin 5000 mcg daily.
Answered 1/15/2015
5.1k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question