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Watercress (Nasturtium officinale) is a perennial aquatic herb of the Cruciferae genus Watercress, and its dried whole herbal extract is used in cosmetics.
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The medicinal ingredients of Watercress are mainly glycosides, containing several glucosides, of which the most abundant is glucose phenethyl isothiolate (also known as doubanxi);
The rest are palmitic acid, linoleic acid, stearic acid, and other fatty acids; the volatile oil of watercress is mainly composed of terpenes, including a-bororene, β-bisabolene, cis-α-bisabolene, caryophyllene Oxides, trans-(Z)-α-bisabolene epoxides, and dozens of other components.
Extraction processing method
Watercress can be extracted by conventional methods using water, alcohol, etc. as solvents. If the whole dried herb is extracted with 50% alcohol, the yield is about 20%.
Watercress extract is rich in glucose phenethyl isothiolate, and its enzymatic hydrolysis product is phenethyl isothiochlorate, which can inhibit the growth of Helicobacter pylori;
The water extract of watercress can inhibit the growth of Escherichia coli, and can inhibit the growth of Streptococcus mutans in the oral cavity. The growth of bacteria was significantly inhibited.
- The promotion of collagen N-type production by fibroblast culture;
- The promotion of collagen physiotyping by fibroblast culture;
- The promotion of collagen dish-shaped production by fibroblast culture;
- The promotion of laminin production by epidermal keratinocyte culture;
- Inhibition of lipid peroxidation;
- Elimination of superoxide free radicals;
- Stimulation of cholesterol production in sebum;
- Inhibition of sebum secretion;
- Promotion of lipolysis in adipocytes;
Application in cosmetics&skin care products
In the test of sebum secretion on the human forehead, the secretion of coated watercress extract was taken and compared with the blank sample, it has the obvious effect of inhibiting sebum secretion, which can be used for the prevention and treatment of oily skin. It also has a preventive effect on skin diseases such as acne caused by too much;
Watercress extract can also be used as an anti-aging agent, antioxidant, slimming agent, and moisturizing agent.
Brown Fine Powder
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