Pterostilbene 99%


Pterostilbene can be derived from several natural sources, including almonds, blueberries, grape leaves and vines, as well as the heartwood of the Indian kino tree (Pterocarpus marsupium). These diverse sources highlight the widespread occurrence of pterostilbene in nature and its significance in various plant species.

Also Known As

Pterostilbene is identified scientifically by several names that describe its chemical structure, underscoring its relation to resveratrol and its role in plant defense. These include:

  • 3′,5′-Dimethoxy-4-stilbenol
  • 3,5-Dimethoxy-4′-hydroxy-E-stilbene
  • 3′,5′-Dimethoxy-resveratrol


As a compound chemically related to resveratrol, pterostilbene is utilized for its potent antioxidant properties. It is particularly noted for its presence in blueberries and is valued in dietary supplements for its health benefits. These include promoting heart health, supporting brain function, and enhancing antioxidant defenses. Its superior bioavailability compared to resveratrol makes it a sought-after ingredient in nutritional supplements.


Pterostilbene, a stilbenoid related to resveratrol, functions as a phytoalexin in plants, providing them with a defense mechanism against pathogens. In humans, its primary value lies in its antioxidant capacity, particularly noted in blueberries. Its enhanced absorption efficiency potentially amplifies its effectiveness in delivering antioxidant benefits.

Key points include:

  • Serves a defensive role in plants and is a primary antioxidant in blueberries.
  • Four times more bioavailable than resveratrol, enhancing its potential benefits.
  • Utilized in dietary supplements for its antioxidant properties and support of various health functions.

Common Dosage

The recommended dosage of pterostilbene varies from 200 to 700 mg daily, depending on the individual’s weight. Given the association between high doses of pterostilbene and increased cholesterol levels, it is advisable to consult a healthcare provider for personalized dosage recommendations.


Pterostilbene, a compound related to resveratrol and known for its presence in blueberries among other sources, is celebrated for its antioxidant properties and superior bioavailability. It supports heart health, brain function, and overall antioxidant capacity, making it a valuable addition to dietary supplements.

Key summary points include:

  • Offers potent antioxidant benefits with superior bioavailability compared to resveratrol.
  • Sourced from natural ingredients like blueberries and the Indian kino tree.
  • Dosage varies based on weight, with a general range of 200 to 700 mg daily.

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