Pine Bark Extract

Latin Name:Pinus massoniana L.
Part Used:Inner Bark
Source of Plant: China
Active Ingredients:
Proanthocyanidins (monomers, oligomers, polymers)
Molecular Formula:C30H26O12(Dimer)
Molecular Weight:578(Dimer)
Molecular formula: (Dimer)
Pine Bark Extract

  • Main function:
    Extending the lifetime of vitamin C in the body, prolonging its beneficial effects as an antioxidant.
    Helping Vitamin C work better in the brain. Vitamin C is needed for the synthesis of the neurotransmitters norepinephirine, dopamine and serotonin, which are involved with ADD. 
    Suppressing the production of NO (nitric oxide) and thus limits the collateral damage resulting from immune system attacks on viral and bacterial invaders. Excess NO has been linked to inflammation, rheumatoid arthritis and Alzheimer's disease.
    Preventing and treating a condition known as chronic venous insufficiency 
    Being effective for slowing retinopathy
    Lowering blood levels of LDL ("bad") cholesterol moderately
    Relieving abdominal pain for women with endometriosis.
    Improving concentration and reducing restless behavior for the children with attention deficit hyperactivity disorder (ADHD)
    Injecting pine bark extract produced significant reductions in blood sugar levels. taking orally pine bark extract has also shown slight antidiabetic effects.
    Fighting aging and restoring wrinkled skin
  • Main Application:
    Pine bark extract can be made into capsules, troche and granule as healthy food and drug. 
    Pine bark extract which has good solubility in water and ethanol plus the solution transparence and brilliance color, has been widely added into the beverage and cosmetics as the functional ingrendient.
  • Specifications:
    Product Name Active Ingredients Content Testing Method Solubility in Water
    (1g/100ml water)
    Pine bark extract Proanthocyanidins  95% Bate-Smith Method 100%
    Polyphenols 70% Folin-C Method 100%
    Polyphenols 80% Folin-C Method 100%
    Porter’s Value 250 Porter’s Method 100%
  • Flow Chart:
    Pine Bark Extracted with Ethanol Adsorbed with Macroporous Resin  
    DesorptionVacuum ConcentratingVacuum Drying
  • Testing Standards:
    Appearance:Deep Rose-Red Powder. Mesh Analysis:
    Pass 80 Mesh
    Bulk Density:35-45g/100ml 
    Loss on drying:<5%
    Carriers Used:None
    Extract Solvents:Water & Ethanol
    Heavy Metals:<10mg/kg
    Proanthocyanidins:≥ 95% (UV)
    Solubility in Water(1g/100ml):100% 

    Total Bacteria:<1000cfu/g
    Yeast & Mold:<100cfu/g

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