It really works- put my INR to 4.9 ---Don't really need Big pharma's coumadin or warfarin.--- Lois W_hat Is Red Clover Tea?_ (http://www.wisegeek.com/what-is-red-clover-tea.htm) www.wisegeek.com/what-is-red-clover-tea.htm Most observers seem to agree that red clover tea acts as a blood thinner. This effect results from a commonly occurring anticoagulant called coumarin. Coumarin ... _How do people use red clover as an herbal remedy? - Curiosity_ (http://curiosity.discovery.com/question/red-clover-herbal-remedies) curiosity.discovery.com/question/red-clover-herbal-remedies The plant can also be used to make tea, providing a beneficial addition to your diet. ... Red clover can be used as a blood thinner because it contains coumarin, ...