Jarrow Formulas Resveratrol contains of resveratrol (3,4',5-trihydroxystilbene) and resveratrol glucosides (piceids) extracted from Hu zhang (tiger cane) root, also known as Polygonum cuspidatum. Polygonum extracts have a history of usage in traditional Eastern practice as cardiotonics.Jarrow Formulas Resveratrol provides approximately 90% resveratrol in the trans configuration.As an antioxidant, resveratrol supports cardiovascular function by inhibiting LDL oxidation, upregulating nitric oxide synthesis and promoting the integrity of capillaries.Resveratrol has also been studied for its ability to activate Phase 2 detoxification enzymes to maintain healthy cell replication.Dietary ConsiderationsWheat FreeDairy/ Milk FreeGluten FreeVegetarianSoy FreeVeganEgg FreeShellfish FreeSuggested UseTake 1 capsule per day with food or juice or as directed by your qualified healthcare professional.Serving Size:1 Vegetable CapsuleServings Per Container:60Amount Per ServingVitamin C (as ascorbic acid)100 mgResveratrol*(from Polygonum cuspidatum)(Tiger cane) (root) (min. 90 trans-resveratrol)100 mgOther Ingredients:Cellulose, magnesium stearate (vegetable source), silicon dioxideWarningsCapsule consists of hydroxypropylmethylcellulose.Keep out of the reach of children.No wheat, no gluten, no soybeans, no dairy, no egg, no fish/shellfish, no peanuts/tree nuts. Suitable for vegetarians/vegans.NOTE:If you have a medical condition, are pregnant, lactating, trying to conceive, under the age of 18, or taking medications, consult your healthcare professional before using this product.