The patented method of extraction for Petadolex ensures the valuable petasites compounds are captured, while leaving out toxic levels of inherent compounds such as pyrrolizidine alkaloids. This product is tested for pyrrolizidine alkaloids to guarantee safety, made possible by using this patented processDietary ConsiderationsWheat FreeDairy/ Milk FreeGluten FreeSoy FreeYeast FreeSugar FreePreservative FreeSalt FreeCorn FreeFree of Artificial Colors/FlavorsServing Size:1 SoftGelServings Per Container:60Amount Per ServingPurple Butterbur (Petasites hybridus) (Petadolex brand) Root Extract standardized to contain 7.5 petasins and to be free of harmful levels of pyrrolizidine alkaloids (PAs)50 mgOther Ingredients:medium chain triglycerides, gelatin, vegetable glycerin, sorbitol, water, riboflavin colorSuggested UseTake 1 softgel three times daily for the first four weeks. Thereafter, 1 softgel twice daily, or as recommended by your healthcare professional.WarningContains no sugar, salt, yeast, wheat, gluten, corn, soy, dairy products, artificial flavors or preservatives.If pregnant, nursing, or taking prescription drugs, consult your healthcare professional prior to use.