"Exogenous hormones" refers to hormones that come from outside the body. They are not naturally produced by our own glands. These hormones can be introduced into the body through medications or medical treatments. Full definition
Now, considering people often take hormones because they're not producing enough on their own in the first place, you can imagine how difficult it would be to begin the production process after taking exogenous hormones and suppressing your hormone production even further. (robdaquila.com)
Are there any studies on the side effects of introducing exogenous hormones in vegan bodybuilders vs meat eating bodybuilders? (nutritionfacts.org)
Principal among them are age, and hence the number and regularity of menstrual cycles, endocrine imbalances, the use of exogenous hormones, environmental exposures that could act as endocrine disruptors, and the physiological condition of pregnancy. (breast-cancer-research.biomedcentral.com)