Progesterone metabolite tests, specifically those measuring pregnanediol glucuronide (PdG), are gaining attention as a tool for monitoring fertility. These tests assess progesterone levels through urine samples, providing insight into ovulation and the luteal phase of the menstrual cycle. Elevated PdG levels typically indicate successful ovulation and can suggest a higher likelihood of implantation. However, a positive PdG result does not definitively confirm the presence of a pregnancy.
The significance of tracking progesterone metabolites lies in their ability to offer a non-invasive method for monitoring hormonal fluctuations. Historical context reveals a shift from serum progesterone testing, requiring blood draws, to at-home urine tests for greater convenience. The benefit of this approach is enhanced accessibility for individuals seeking to understand their ovulation patterns and potentially improve their chances of conception. Furthermore, these tests can assist in identifying luteal phase defects, a potential cause of infertility.