Overview

Aspalathus linearis is a mesquite shrub, commonly known as Dr. tea, which is mainly produced in South Africa. Cosmetics use its whole plant extract.

Rooibos, meaning "red bush"; is a broom-like member of the plant family Fabaceae that grows in South Africa's fynbos. The leaves are used to make an herbal tea that is called by the names: rooibos, bush tea, red tea, B. tea, or redbush tea.

Active ingredients

Rooibos Tea is rich in flavonoids. The main flavonoids in Rooibos Tea are luteolin, isoprinin, luteolin, orientin, isoorientin, vitexin, rutin, and aspartin, which is a unique flavonoid compound in Rooibos Tea. Although it is a tea, it is different from Chinese tea in that Rooibos Tea contains low caffeine and tannins.

Extraction processing method

Rooibos Tea can be extracted with water, alcohol, etc. according to conventional methods, and then concentrated to dryness into a paste. For example, the dry Rooibos Tea is soaked with water at 80℃, the extraction yield is about 19.8%

Pharmacology

• Cell culture promotes the production of aquaporin-3;
• Inhibition of aromatase activity;
• Inhibition of caspase-9 activity;
• Subsequent inhibition of stem cell factors;
• Promotion of tight junction protein production;

Application in cosmetics&skin care products

Aquaporin is a unique protein structure in epidermal cells, and its promotion is conducive to the preservation of epidermal moisture, so Rooibos Tea extract has a moisturizing effect;

Rooibos Tea extract's inhibition of aromatase activity is beneficial to inhibit the formation of local cellulite and has a weight loss effect;

Caspase is a biological enzyme that causes cell apoptosis. The inhibitory effect of Rooibos Tea extract on caspase shows that it can enhance cell activity and activate skin.