"Jarrow Formulas® trans-Pterostilbene features Silbinol® (from Pterocarpus marsupium) a natural plant source of trans-Pterostilbene. Pterostilbene is an antioxidant in blueberries and is a methylated form of resveratrol that exhibits better bioavailability than resveratrol.* trans-Pterostilbene benefits include its ability to activate sirtuin enzymes, which help to support healthy aging by regulating gene expression, mitochondrial function, and energy metabolism.*"

No wheat, no gluten, no soybeans, no dairy, no egg, no fish/shellfish, no peanuts/tree nuts. Suitable for vegetarians/vegans. Capsule consists of hydroxypropylmethylcellulose. If you have a medical condition, are pregnant, lactating, or trying to conceive, consult your healthcare professional before using this product. Silbinol® is a 100% natural trans-Pterostilbene Keep out of the reach of children. Store in a cool, dry place.