Displaying 11 results of Ractopamine Stable Isotopes Ractopamine is a feed additive used in the livestock industry to promote growth and increase muscle mass in animals. Stable isotopes of ractopamine are used for research purposes, including studies on the metabolism and bioavailability of the drug. These isotopes are labeled with non-radioactive isotopes, allowing for safe and accurate analysis of ractopamine in biological samples. They are essential tools for understanding the pharmacokinetics and pharmacodynamics of ractopamine and its potential impact on human health and the environment.