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| Pterostilbene Technical Data Sheet | |
| Sense Index | |
| Appearance | White powder |
| Odor & Taste | Characteristic |
| Physical-chemical Index | |
| Pterostilbene (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 & Packaging | |
| Statements | Non-Irradiated, Non-GMO |
| Packaging | 1kg/aluminium foil bag, 25kg/drum (37*37*50cm) |
| Shelf Life | 24 months stored in original packaging away from the light, and under the optimal temperature 10~25℃. |
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.
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.
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 and assistance 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.
