Premium Pterostilbene Powder CAS 537-42-8 for Antioxidant Support and Wellness

Pterostilbene is a methylated derivative of resveratrol, which has various biological activities such as antioxidant, anti-tumor, lipid-lowering, and antibacterial. Its bioavailability is higher and more stable than resveratrol.Its antifungal activity is five times that of resveratrol.

Product Name: Pterostilbene
Cas No: 537-42-8
Purity: 99%
Test Method: HPLC
Appearance: White powder
Part Used: Synthesis
Place of Origin: China

Product specification

Pterostilbene Technical Data Sheet
Sense Index
Appearance	White powder
Odor & Taste	Characteristic
Physical-chemical Index
Pterostibene (HPLC)	99% Min
Particle Size	98% pass 80 mesh
Loss on drying	5% Max
Ash	5% Max
Heavy metals	10ppm Max
Lead	3ppm Max
Arsenic	2ppm Max
Mercury	1ppm Max
Cadmium	1ppm Max
Hygienic Index
Total plate count	1,000cfu/g Max
Mold & yeast	100cfu/g Max
Enterobacteriae	10cfu/g Max
E.Coli	Absent in 10g
Salmonella	Absent in 25g
Statements: Non-Irradiated, Non-GMO
Packaging: 1kg/aluminium foil bag, 25kg/drum (373750cm).
Shelf Life: 24 months stored in original packaging away from the light, and under the optimal temperature 10~25℃.

Introduction to Pterostilbene

Pterostilbene is a natural stilbenoid polyphenol compound primarily derived from plants such as blueberries, grapes, and sandalwood. Its chemical structure is a dimethyl ether derivative of resveratrol (C16H16O3). The methylated structure grants it significantly higher liposolubility and bioavailability than resveratrol, allowing easier penetration through cell membranes to exert biological activity. Modern production methods involve plant extraction or chemical synthesis to obtain high-purity products (typically white to light yellow crystalline powder), making it a premium functional ingredient of growing interest in anti-aging and metabolic health fields.

Efficacy of Pterostilbene

The core efficacy of pterostilbene lies in its potent antioxidant and gene-regulating capabilities. It activates longevity-related proteins such as SIRT1 and the Nrf2 antioxidant pathway, helping scavenge free radicals and delay cellular aging. It significantly improves mitochondrial function and enhances energy metabolism efficiency. Studies indicate it can cross the blood-brain barrier, reduce neuroinflammation and β-amyloid deposition, potentially supporting cognitive health. It also helps regulate glucose and lipid metabolism, aiding in blood sugar reduction and improving lipid profiles. Additionally, it exhibits potential anti-inflammatory and anti-proliferative effects against cancer cells, functioning as a multi-target natural bioactive molecule.

Application Fields of Pterostilbene

Pterostilbene is primarily used in high-end anti-aging dietary supplements, often combined with resveratrol. It serves as an oral beauty and metabolic health ingredient in functional foods and beverages. In the pharmaceutical field, it is studied as a candidate compound for neuroprotection andassistance treatment of metabolic diseases. The cosmetics industry incorporates its antioxidant properties into anti-aging serums and repair creams. Furthermore, exploratory applications exist in sports nutrition, pet anti-aging products, and as a food preservation antioxidant. Ongoing development of nano-delivery technologies is expanding its biomedical application boundaries.