Pine Bark Extract 
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Pine Bark Extract 

Product name: pine bark extract
Used Part: Dry bark
CAS No.:133248-87-0
Active Ingredient: Proanthocyanidin OPC
Specification: 95%
Extraction method: Solvent extraction
Appearance: Red to reddish brown powder

Pine bark extract description

Pine bark extract is a kind of substance extracted from pine bark. Pine bark peeled from trees is collected, spread and extracted. The main components of pine bark extract are a mixture of monomers, oligomers and polymers, and its monomers mainly include three types, namely catechin, epicatechin and taxol. Oligomers and polymers are collectively called proanthocyanidins. Proanthocyanidins, referred to as OPC, is a kind of biological flavonoids with special molecular structure, and is currently internationally recognized as the most effective natural antioxidant for scavenging free radicals in human body.

Pine bark extract powder extraction method

Weigh 1000g of dried and impurity-removed pine bark, crush it, pass a 20-mesh sieve, add 2000mL of 95% industrial ethanol, heat and reflux for 4h, filter while it is hot, add 1000mL of 95% industrial ethanol to the filter residue for extraction twice, and combine the filtrate. The extract was concentrated to dry under reduced pressure and dried to obtain brown pine bark extract powder.

Pine bark extract powder function and application

1. Pine bark extract can alleviate and treat cardiovascular diseases, inhibit inflammation, repair arteriosclerosis, etc.

2. Pine bark extract helps to improve vision and retinopathy caused by aging.

3. Pine bark extract can effectively prevent and improve Alzheimer's disease.

4. Pine bark extract strengthens collagen and elastin in the skin, thus preventing wrinkles and maintaining skin elasticity.