NatureBell Pterostilbene with 98% Trans-Resveratrol is an antioxidant dietary supplement providing 200 mg of trans-pterostilbene per serving, combined with 20 mg of 98% pure trans-resveratrol. The pterostilbene is described as naturally sourced from wild-harvested blueberries, while the trans-resveratrol is sourced from Japanese knotweed. The serving size is two capsules, with 200 capsules per bottle, providing 100 servings.
Pterostilbene and trans-resveratrol are naturally occurring polyphenolic compounds with antioxidant activity. The formula is designed to provide nutritional antioxidant support and is marketed for healthy aging and general cellular wellness. Claims relating to brain, heart, immune or memory support should be understood as supplement-support claims rather than treatment claims.
The product is non-GMO and non-irradiated and is reported to be free from soy, dairy, gluten, wheat, fish, tree nuts and preservatives. NatureBell also states that its supplements are third-party tested for safety and potency.
Safety note: People who are pregnant or breastfeeding, have a medical condition, or take prescription medicines should consult a healthcare professional before use. Resveratrol may affect platelet function and may interact with medicines that affect blood clotting, so people taking anticoagulant or antiplatelet medicines should seek professional advice.