Pau D'Arco Is The Highest Quality Inner Bark Of The Purple Lapacho Tree Found In Brazil And Northern Argentina Suggested Use: 1 To 2 Tablets Twice Daily Between Meals Suitable For Vegetarians. Contains No Yeast, Dairy, Egg, Gluten, Corn, Soy Or Wheat. Contains No Sugar, Starch, Salt, Preservatives, Or Artificial Color, Flavor Or Fragrance Over 40 Years Of Trust. Source Naturals Was Created In 1982 By Ceo Ira Goldberg To Support EveryoneâS Potential To Enjoy Optimal Health Manufactured In The Usa. Manufactured In Scotts Valley, Ca, Under The Good Manufacturing Practices (Cgmps) Established By The Us Food And Drug Administration (Fda) Source Naturals Pau DâArco Is The Highest Quality Inner Bark Of The Purple Lapacho Tree Found In Brazil And Northern Argentina. Ever Since Ancient Times, When It Was A Standard For The Medicine Men Of The Inca Empire, Pau DâArco (Also Known As Ipe Roxo And Taheebo) Has Been One Of The Most Widely Used Herbs In South America. Its Popularity Is Attributed To The Active Constituent, Lapachol, Which Has Been The Subject Of Numerous Scientific Studies. The Suggested Use Is To Take 1 To 2 Tablets Twice Daily In Between Meals. Please Contact Our In-House Customer Support If You Have Any Questions