HA9005 Pine Bark Extract Powder

Pine Bark Extract Powder Description

Pine Bark Extract Powder is a fine hygroscopic solid with a colour range from reddish-brown to tan, exhibiting a subtle woody aroma. The primary bioactive constituents are oligomeric proanthocyanidins (OPCs), typically standardised to ≥95% concentration, alongside flavonoid derivatives such as catechin, taxifolin, and phenolic acids. OPCs consist of polymeric chains of flavan-3-ol units with varying degrees of polymerisation, allowing significant hydrogen-donating capacity to scavenge reactive oxygen species (ROS) and chelate pro-oxidant metals like iron. The powder decomposes at temperatures above 60°C but maintains stability under dry, dark storage conditions below 25°C. It demonstrates pH-dependent solubility, dissolving readily in hydroalcoholic solutions, but forms colloidal suspensions in water due to polyphenol aggregation. Analytical profiles confirm low heavy metal residues (lead ≤20 ppm) and microbial limits that comply with pharmacopeial standards. Interactions between OPCs and co-factors (e.g., taxifolin) increase bioavailability through pharmacokinetic potentiation, particularly in lipid-rich tissues. Stability requires protection from UV light, oxygen, and moisture to prevent oxidation of phenolic rings, ensuring a shelf life of 24 months in airtight containers.

Pine Bark Extract Powder Applications

• Pharmaceuticals and Nutraceuticals: Formulated into capsules and tablets for cardiovascular and metabolic health. OPCs enhance nitric oxide synthesis, which improves endothelial function, reducing systolic blood pressure by 8–10 mmHg and lowering LDL oxidation in hyperlipidaemic patients. Clinical applications include adjuvant therapy for arthritis, diabetes (postprandial glucose reduction), and venous insufficiency (edema reduction).
• Cosmetics and Personal Care: Integrated into anti-aging serums and sunscreens at concentrations of 0.5%–5%. OPCs inhibit collagenase/elastase degradation and UV-induced matrix metalloproteinases, diminishing wrinkles by 40% and improving skin hydration. Anti-inflammatory properties alleviate erythema and hyperpigmentation in rosacea-prone skin.
• Functional Foods and Beverages: Added to health tonics and preserved meats as natural antioxidants. Reduces lipid peroxidation by 17.8%, extending shelf life without synthetic additives. Compounds with ascorbic acid in functional drinks enhance free-radical scavenging.
• Agriculture and Biopesticides: Utilised as a biofungicide against crop pathogens (e.g., wheat rust). OPCs disrupt fungal sporulation and insect larval development, providing eco-friendly protection for organic farming.
• Research and Diagnostic Tools: Investigated for neuroprotective mechanisms in cognitive decline models. OPCs cross the blood-brain barrier to mitigate oxidative stress in hippocampal tissues, with applications in Alzheimer’s disease research.

Pine Bark Extract Powder Packaging

Our products are packaged in customised cartons of various sizes based on the material dimensions. Smaller items are securely packed in PP boxes, while larger items are packed in custom wooden crates. We ensure strict adherence to packaging customisation and employ appropriate cushioning materials to provide optimal protection during transportation.

Packaging: Carton, Wooden Box, or Customised.

Kindly review the packaging details provided for your reference.

Manufacturing Process

1.       Testing Method

(1)    Chemical Composition Analysis - Verified using techniques such as GDMS or XRF to ensure compliance with purity requirements.

(2)    Mechanical Properties Testing - Includes tensile strength, yield strength, and elongation tests to assess material performance.

(3)    Dimensional Inspection - Measures thickness, width, and length to ensure adherence to specified tolerances.

(4)    Surface Quality Inspection - Checks for defects such as scratches, cracks, or inclusions through visual and ultrasonic examination.

(5)    Hardness Testing - Determines material hardness to confirm uniformity and mechanical reliability.

Please refer to the SAM testing procedures for detailed information.

Pine Bark Extract Powder FAQs

Q1. Why choose pine bark over grape seed extract?

Pine bark OPCs offer higher bioavailability for vascular tissues. Its taxifolin content enhances anti-inflammatory effects on joints and skin.

Q2. Can it replace my vitamin C serum?

It complements it. Vitamin C brightens the skin, while pine bark repairs UV damage and boosts collagen. Apply both for enhanced anti-aging effects.

Q3. Is it safe for diabetic patients?

Yes. 125 mg before meals lowers postprandial glucose by 23%. Monitor blood sugar levels if using insulin and adjust doses to avoid hypoglycaemia.

Related Information

1.       Common Preparation Methods

Pine Bark Extract Powder is produced from sustainably harvested Pinus pinaster or P. massoniana bark, which is dried at ≤40°C to preserve thermolabile OPCs. Coarsely ground bark undergoes ethanol-water extraction (50%–70% ethanol) at 50–60°C for 4–6 hours. The crude extract is then filtered through activated carbon to remove tannins and pigments, concentrated under vacuum at 45°C, and purified via macroporous resin chromatography (e.g., HPD-100) to isolate OPCs. The refined liquid is standardised to ≥95% OPC content and spray-dried with maltodextrin, yielding a free-flowing powder. Quality control includes HPLC validation, residual solvent analysis, heavy metal screening, and microbial testing.