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Premium EGCG (Epigallocatechin gallate, CAS: 989-51-5, ≥98% purity) from natural green tea extract. A powerful polyphenol antioxidant for nutraceuticals, pharmaceuticals, and cosmetics. Reliable global supplier with COA, MSDS & bulk supply.
Product Name :
EGCG (Epigallocatechin gallateCAS No. :
989-51-5Appearance :
Light yellow to White powderSpecification :
98%Product Name: (-)-Epigallocatechin gallate (EGCG)
Synonyms: Epigallocatechin-3-gallate; EGCG; Green tea polyphenol
CAS Number: 989-51-5
Molecular Formula: C22H18O11
Molecular Weight: 458.37 g/mol
Appearance: Light yellow to White powder
Purity: ≥98% (HPLC)
Source: Extracted from Camellia sinensis (Green Tea Leaves)
Category: Natural polyphenol / Flavonoid / Antioxidant
(-)-Epigallocatechin gallate (EGCG, CAS: 989-51-5) is the most abundant and bioactive catechin found in green tea (Camellia sinensis).
It is widely recognized for its potent antioxidant, anti-inflammatory, and metabolic support properties, making it a popular ingredient in nutraceuticals, functional foods, cosmetics, and pharmaceutical research.
?? Natural Origin: Extracted from green tea leaves
?? High Purity: ≥98% verified by HPLC
?? Biological Activity: Antioxidant & metabolic regulation
?? Quality Documents: COA, MSDS, HPLC, NMR available
?? Flexible Supply: Lab-scale to industrial bulk
Popular in weight management, energy, and antioxidant formulations
Widely used in green tea extract capsules, tablets, and powders
Studied for its role in cardiovascular protection, anti-inflammatory, and anticancer mechanisms
Valuable in metabolic health and diabetes research
Applied as a natural antioxidant & anti-aging ingredient
Helps in UV protection, skin brightening, and anti-inflammatory care
| Item | Specification |
|---|---|
| Product Name | (-)-Epigallocatechin gallate (EGCG) |
| CAS Number | 989-51-5 |
| Molecular Formula | C22H18O11 |
| Molecular Weight | 458.37 g/mol |
| Appearance | Light yellow to White powder |
| Purity | ≥98% (HPLC) |
| Source | Camellia sinensis (Green Tea) |
| Solubility | Soluble in hot water, ethanol; poorly soluble in nonpolar solvents |
| Storage | Store in a cool, dry place, away from light |
| Shelf Life | 24 months if properly stored |
? Professional manufacturer of tea polyphenols & plant extracts
? Strict QC with COA, HPLC, MSDS, NMR provided
? Worldwide supply & fast logistics
? OEM & bulk packaging options available
? Trusted by nutraceutical, cosmetic & pharmaceutical industries
Standard: 100g, 1kg, 5kg
Bulk: 25kg/drum
Custom packaging available
Global fast shipping
Looking for a high-purity EGCG (CAS: 989-51-5) supplier?
We provide premium green tea extracts with reliable quality and professional support.
?? Contact us today for samples, quotes, and technical data.
?? Website: www.km-origus.com.cn
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