INCI Name: | Camellia Sinensis Leaf Extract |
Part Used: | Leaves |
Tea Classes: |
The various types of teas all are made from the same plant and fall into four classes Green Tea – Fresh leaves dried Black Tea – Leaves are fermented, then dried Oolong Tea – Leaves are partially fermented, then dried White Tea – Fresh buds and young leaves dried |
Plant Description: | The tea plant ranges in height from 3 to 40 feet and has small shiny, dark green leaves. The small, fragrant flowers have white petals, and the fruits contain one round, pale brown seed. The perennial evergreen is native to Asia and grows in a variety of climates throughout the world. |
Chemistry: | Tea contains six classes of flavonoids, the most important being the flavonols. These flavonols are the most powerful natural antioxidants identified to date, superior to vitamins C and E and beta carotene. The most abundant and effective flavonols are: EGCG (epigallocatechin-3- gallate) Twenty times more potent than vitamin C ECG (epicatechin-3-gallate) EGC (epigallocatechin) EG (epicatechin) |
Tea Properties |
Studies have indicated the following properties: (1) Powerful Antioxidant/DNA Protection/Anti-aging (1a) EGCG stimulates DNA synthesis and energy generation in aged epidermal keratinocytes (1b) Green Tea Polyphenols improve facial skin texture and appearance/reduces wrinkles (2) Reduces sun damage and photo-aging caused by UVA and UVB radiation exposure with topical use. (2a) Anti-inflammatory when topically applied (3) EGCG promotes hair gowth in hair follicles (4) Green Tea showed efficacy treating acne (4a) Reduces skin sebum production (5) Antimicrobial properties of tea (6) Antiviral activity of Green Tea as hand wash disinfectant |
Applications: | Skin Care Sun Care – pre & post Hair care – scalp benefits Soaps – bar and liquid Acne Products |
Standardized Green Tea Extracts Available: |
Green Tea (30% Polyphenols) Extract |
Reference: |
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Tea Types Green: |
Dragonwell – China Gunpowder – China Jasmine – China Young Hyson – China Sencha Leaf – Japan Kukicha Twig – Japan |
Black: | China Black – China Keemum Congu – China Lapsang Souchong – China Assam – India Darjeelng – India Nilgiri (Flowery Orange Pekoe),- South India Ceylon High Grown (Broken Orange Pekoe) – Sri Lanka |
Oolong: | Se Chung Special Oolong – China Ti Kuan Yin Spring Floral Oolong – China |
White: | Silver Needle – China White Peony Tea – (Bai Mu Dan) – China |