| Material | Pine Bark Extract |
| Appearance | Brown Powder |
| Main bioactive constituents | Oligomeric proanthocyanidins (OPCs) |
| Function | Antioxidant |
related products: Echinacea Purpurea Extract, Bearberry Leaf Extract Powder, Loquat Leaf Extract
Pine bark extract powder is a substance derived from the bark of pine trees. The bark is stripped from the trees, collected, flattened, and processed for extraction. It contains a high concentration of compounds known as OPCs—oligomeric proanthocyanidins. Extensive research has shown that OPCs are potent antioxidants, and are non-toxic, non-mutagenic, non-carcinogenic, and free of side effects. Pine bark has been confirmed as a novel source of OPCs.
| Item | Specification |
| Product Name | Pine Bark Extract Powder |
| Appearance | Fine, hygroscopic solid powder; Reddish-brown to tan in color |
| Odor | Mild, characteristic woody odor |
| Active Markers | Oligomeric Proanthocyanidins (OPCs) Flavonoid Derivatives: Catechin, Taxifolin Phenolic Acids |
| Solubility | Easily soluble in hydroalcoholic solutions |
| Stability | Decomposes when heated above 60°C |
| Shelf Life | 24 months in sealed containers |
| Storage Conditions | Protect from moisture, oxygen, and UV light to prevent oxidation |
*The above product information is based on theoretical data. For specific requirements and detailed inquiries, please contact us.
The antioxidant capacity of pine bark extract comes primarily from its proanthocyanidins (OPCs). These compounds exhibit 20 times the antioxidant power of vitamin C and 50 times that of vitamin E. OPCs effectively suppress free radicals and play an important role in preventing and managing cardiovascular diseases, blurred vision, sunburn, and premature aging.
Pharmaceuticals & Nutraceuticals
Available in capsules or tablets to support cardiovascular health and metabolism. OPCs boost nitric oxide production, improving endothelial function, reducing systolic blood pressure by 8–10 mmHg, and inhibiting LDL oxidation in patients with high lipid levels. Also used in complementary management of arthritis, diabetes (lowering post-meal glucose), and venous insufficiency (reducing swelling).
Cosmetics & Personal Care
Incorporated (0.5%–5%) into anti-aging creams and sunscreens. OPCs help block collagen/elastin breakdown and UV-induced matrix metalloproteinases, reducing wrinkles by up to 40% and enhancing skin hydration. Their anti-inflammatory properties also lessen redness and pigmentation in rosacea-prone skin.
Functional Foods & Beverages
Used as a natural antioxidant in health supplements and preserved meats. Reduces lipid peroxidation by 17.8%, extending shelf life without artificial additives. In functional beverages, it works synergistically with vitamin C to improve free-radical scavenging.
Agriculture & Biopesticides
Functions as a biofungicide against plant pathogens like wheat rust. OPCs inhibit fungal spore formation and insect larval growth, offering an eco-friendly solution for organic farming.
Research & Diagnostic Tools
Studied for neuroprotective effects in models of cognitive decline. OPCs cross the blood-brain barrier, reducing oxidative stress in hippocampal tissue, showing promise for Alzheimer’s research.
Q1: Why choose pine bark over grape seed extract?
Pine bark OPCs offer better bioavailability in vascular tissues. The presence of taxifolin also enhances anti-inflammatory benefits for joints and skin.
Q2: Can it replace my vitamin C serum?
It complements it. While vitamin C brightens, pine bark helps repair UV damage and supports collagen. Using both together enhances anti-aging effects.
Q3: Is it safe for diabetic patients?
Yes. Taking 125 mg before meals may reduce post-meal glucose by 23%. Those on insulin should monitor blood sugar levels and adjust dosage to avoid low glucose.