Almost all types of hormonal birth control switch off ovarian function and, therefore, switch off the ovarian hormones estradiol, testosterone, and progesterone. Here’s a bit more about each method.
copper IUD
The copper IUD or Paragard is one of the few non-hormonal methods of birth control. It works by impairing sperm and preventing implantation.
The Pros and Cons of the Copper IUD (ParaGard)
The copper IUD or coil (ParaGard) is a non-hormonal method of birth control. Its main advantage over hormonal methods is that it contains no contraceptive drugs and permits natural ovulatory cycles.
The 5 Best Types of Natural or Non-Hormonal Birth Control
Natural or non-hormonal contraceptive methods include fertility awareness-based methods, the diaphragm, condoms, and the copper IUD or Paragard.