Green tea extract is an active ingredient extracted from green tea leaves, mainly including tea polyphenols (catechin), caffeine, aromatic oil, water, minerals, pigments, carbohydrates, proteins, amino acids, vitamins, etc.

Tea polyphenols have the functions of anti-oxidation and scavenging free radicals. It can significantly reduce the contents of serum total cholesterol, triglyceride and low-density lipoprotein cholesterol in hyperlipidemia, and also restore and protect the vascular endothelial function. The hypolipidemic effect of tea polyphenols is also one of the main reasons why tea can make obese people lose weight without rebound.