Premium Herbal Formula Made With Organic Burdock Root, Sheep Sorrel, & Slippery Elm Bark 97% Organic Ingredients Herbal Supplement Certified Organic by QAI Non GMO Project Verified Kosher Check Flor•Essence supports the whole body in its natural elimination process. Elaine Alexander, the late Canadian health researcher and radio producer/broadcaster, collaborated exclusively with Flora to produce Flor•Essence. This purification tea was entrusted to Elaine by Dr. Charles Brusch, M.D., personal physician to the late President John F. Kennedy. Dr Brusch was a partner in research and co-owner with the famous Canadian nurse, Rene Caisse, in perfecting this formula at his Cambridge, Massachusetts clinic. Flor•Essence is the only product on the market authorized to carry Elaine's signature on the packaging to vouch for its historical authenticity.