Physiology Estradiol is a powerful inhibitor of FSH (follicle stimulating hormone). What is another factor that is a powerful inhibitor of FSH in the female? A Testosterone B Progesterone C LH D Inhibin 💡 Explanation Estradiol is a powerful inhibitor of FSH (follicle stimulating hormone). What is another factor that is a powerful inhibitor of FSH in the female? ✓ Correct Answer: D. Inhibin