E-mail: info@comext.cn

Tel: +86-731-83292689

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Changsha Comext Biotech Co., Ltd. is a high-tech enterprise with the main business of natural extracts.

As a global supplier of a wide range of natural extracts, we prioritize safety, traceability, effectiveness and innovation in the production of plant extracts. Our products are in line with CP, EP and USP, can be widely used in food additives, dietary supplements, health products, cosmetics, medicine, feed and other fields. Our ultimate goal is through the improvement of product quality, bringing smiles and happiness to people who used our products.

Comext has been adhering to "pure natural, quality first, customer first", well received by customers at home and abroad.


Professional supplier of herbal extracts
Professional supplier of herbal extracts

Keep developing high quality eduction smart products, to satisfy each single one of our customers, also to make Comext a leading global brand.

  • Mar-

    03 2023

    Health Benefits of Echinacea Extract

    Echinacea purpurea(purple echinacea or purple coneflower) is one of the most popular herbs in the world today. Especially after Covid-19, it has become the hottest product as an immune booster. Today, people use echinacea extract to shorten the duration of the common cold and flu and reduce symptoms, such as sore throat (pharyngitis), cough, and fever.The portion of the plant that grows above ground is the most effective...

  • Feb-

    24 2023

    10 science-based benefits of green tea extract

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

    Tea polyphenols have the effects of antioxidation and scavenging free radicals, significantly reducing the content of serum total cholesterol, triglyceride and low density lipoprotein cholesterol in hyperlipidemia, and also have the function of restoring and protecting 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...

  • Feb-

    17 2023

    Top 10 Pharmaceutical Additives Alpha Lipoic Acid

    Lipoic acid, also known as Thioctic Acid, ThiocSaure. It is an organic compound with a yellowish crystal powder appearance. It has antioxidant properties and is soluble in water. It has extremely high health care functions and medical value.This products can be used in many aspects, pharmaceutical industry, health care, functional food,cosmetics etc. In addition, we can provide  Alpha Lipoic Acid powder, Alpha Lipoic Acid granule, Alpha Lipoic Acid sodium and R-Alpha Lipoic Acid... with stable quality and affordable price...