Gynaecology & Obstetrics The increasing order of potency of estrogens is (least potent to most potent) ? A E1,E2,E3 B E1,E3,E2 C E3, E1, E2 D E2, E1, E3 💡 Explanation The increasing order of potency of estrogens is (least potent to most potent) ? ✓ Correct Answer: C. E3, E1, E2