Does biotin or iron deficiency cause permanent hair loss?
Due to vitamin deficiency, I had severe hair loss. I am taking biotin and iron supplements now and the hair loss has slowed down significantly. But will the hair I've already lost grow back?
Due to vitamin deficiency, I had severe hair loss. I am taking biotin and iron supplements now and the hair loss has slowed down significantly. But will the hair I've already lost grow back?
