But if it is caused by the possible side effect of the synthroid, then if you stop the
drug the
hair loss stops. Hypothyroidism causes your hair to thin badly. I have that too because I am undermedicated.
No, you will not go bald, but you can get severely thinning hair. Most people that have this problem do better on a T3 T4 thyroid med. Also, make sure your iron levels are good. I take Evening Primrose Oil, which does not stop hair loss but nourishes the hair and helps soften it....