###Human: Advice some supplements for hair thinning and hair fall. ###Assistant: Hello. PCOS (polycystic ovary syndrome) clearly has an effect on hair growth on patients. Dietary carbohydrate causes more insulin release in women than men. This stimulates production of testosterone from ovaries in women. First try restrict carbohydrate from diet for few months before starting antiandrogen as a treatment. To avoid food rich in carbohydrates such as rice, milk, yogurt, ice-cream, potatoes, etc.