Birch Extract Manufacturer & Supplier For Over 25 Years.

Active ingredients

Birch bark contains volatile oil, and also contains triterpenoids (betulin), lactones, phenols, and other compounds. Among them, polyphenols include ferulic acid, lignin, catechins, and epicatechins.

Betulin and cork resin are the main components of the dry rind extract and account for more than 60%.

Extraction processing method

The volatile oil of birch bark can be extracted by steam distillation with a yield of 0.28%;

The extract can be water, sprinkled essence, etc. as a solvent, extracted according to conventional methods, and then concentrated to dryness into a paste. For example, the dry bark of birch is extracted with 50% alcohol, and the yield is about 6%.

Pharmacology

Both white birch and weeping birch bark extracts have antibacterial activity. It can inhibit dental caries, such as Streptococcus mutans and Streptococcus sobrinus.

• Inhibition of elastase;
• Inhibition of elastase activity;
• Inhibition of collagenase;
• Promote the formation of amines in the brain;
• Inhibition of melanocyte activity;
• Inhibition of metalloproteinase-9 activity;
• Inhibition of metalloproteinase-3 activity;
• Carrageenan can inhibit toe swelling in mice;
• Promote the breakdown of fats;
• Inhibition of cell histamine release;
• Promote the proliferation of dermal papilla cells;
• Promoting cathepsin activity;

Application in cosmetics&skin care products

White birch oil can be used as a cosmetic fragrance. The birch bark extract can be used as a skin anti-allergic agent, an anti-wrinkle anti-aging agent, a skin whitening agent, an anti-inflammatory agent, a weight loss agent, a hair growth agent and a dental caries prevention agent.