Rhubarb Extract Manufacturer & Supplier For Over 25 Years.

Active ingredients

The root and stem of rhubarb mainly contain anthraquinones, and the content of anthraquinones can be used as an index to judge the quality of rhubarb. Free rhubarb anthraquinones include emodin, emodin, emodin, aloe-emodin, and emodin methyl ether, etc.

Conjugated anthraquinones include bianthrone glycoside and sennoside; The rest also contains astragalus, tannin, D - catechin, gallic acid, and so on.

Extraction processing method

Rhubarb can be extracted with water, alcohol, and other solvents by conventional methods, and finally concentrated to dry. The extraction rate was 35% ~ 40% with 50% alcohol.

Pharmacology

• Inhibition of nitrogen oxide production
• Elimination of superoxide free radicals
• DPPH free radical elimination
• Inhibition of lipid peroxidation
• DPPH free radical elimination
• Elimination of superoxide free radicals
• Inhibition of B-16 cell activity
• Inhibition of tyrosinase
• Inhibition of metalloproteinase-3
• Inhibition of metalloproteinase-1
• Inhibition of histamine release
• Inhibition of aromatase activity
• Inhibition of methionidase
• Promote the proliferation of vascular endothelial cells

Application in cosmetics&skin care products

Rhubarb extract has a good ability to eliminate a variety of free radicals, combined with its inhibition of two kinds of metalloproteinases and nitrogen oxide production, on the other hand, it reflects the rhubarb extract has a comprehensive anti-aging effect on epidermal cells.

In the vascular endothelial cell culture test, rhubarb extract showed a good proliferation effect, which indicated that rhubarb extract could solidify capillaries through the proliferation of vascular endothelial cells, thus reducing the formation of red blood filaments. Rhubarb extract can also be used as an odor suppressant, anti-allergy agent, anti-inflammatory agent, and hair growth inhibitor.