Popular Science on Ingredients丨Portulaca oleracea Extract - the protective umbrella of skin

Speaking of purslane, many people are familiar with it, and it can be seen everywhere in the fields. It is eaten in many places every summer - its leaves are thick and grow in clusters on the fields. They look bright green, plump and attractive.

This dish is not only edible, but also good for skin care.

Purslane (Portulacaoleracea L.) is an annual succulent herbaceous plant. It is a common wild vegetable in fields and roadsides. It is also known as five-element grass, wasp greens, longevity vegetables, etc. It is a plant of the genus Portulaca in the family Portulacoaceae and is a traditional Medicinal and edible plants. In traditional Chinese medicine, purslane is used for skin wounds caused by insect or snake bites, as well as mosquito bites.

Cosmetics mainly use the above-ground whole plant part of Purslane. Purslane contains active ingredients such as flavonoids and alkaloids. Research shows that the total flavonoid content of Purslane accounts for 7.67% of the total weight of the whole plant. Purslane extract is mainly used in cosmetics for anti-allergy, anti-inflammatory and anti-irritation to the skin. It has a good effect on acne, eczema, dermatitis and itchy skin.

Chemical composition of purslane

1. Phenolic compounds:

It mainly includes flavonoids (quercetin, myricetin, apigenin, etc.), phenolic acid compounds and coumarin compounds.

2. Volatile oil:

Mainly include norepinephrine, linalool, linolenate, geranol, etc.

3. Vitamins and minerals:

Vitamins mainly include vitamin C, vitamin E, beta-carotene, riboflavin, thiamine, niacin, etc. Minerals include Na, Cu, Se, Ca, K, Fe, Mn, etc., among which the content of K is very high.

4. Organic acids:

Including linolenic acid, linoleic acid, palmitic acid, citric acid, malonic acid, malic acid, acetic acid, fumaric acid, etc.

5. Protein and amino acids:

Contains a variety of amino acids needed by the human body.

6. Catecholamines:

Including dopamine, dopa, etc.

Purslane extract benefits

1. Anti-allergic effect

Purslane extract can reduce the secretion of inflammatory factor interleukin and has a certain anti-inflammatory effect, thereby soothing skin inflammation and inhibiting skin itching caused by dryness.

2. Antioxidant effect

Purslane extract has strong antioxidant capacity and free radical scavenging activity, and can promote collagen synthesis and effectively reduce fine lines.

3. Reduce redness effect

Purslane extract also has an excellent redness-reducing effect. It can inhibit Staphylococcus aureus and fungi (Audoun Microsporum, Mycobacterium tuberculosis, etc.), mildly inhibit Pseudomonas aeruginosa, and significantly inhibit common infectious diarrhea. Escherichia coli, Shigella and the opportunistic pathogen Klebsiella.

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