What Does Pterostilbene Do? Silbinol is a 100% natural trans-Pterostilbene extracted from the heart wood of Pterocarpus marsupium. Pterostilbene is a methylated form of resveratrol, with greater uptake and metabolic stability in the body. trans-Pterostilbene is a calorie-restriction mimetic that activates the sirtuin pathway.
