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 therefore permits natural, ovulatory cycles.
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 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.