Isatis root extract is extracted from the root of Radix Isatidis.The roots have been used in traditional Chinese medicine for centuries due to its impressive health promoting qualities, it can prevent a variety of viral infections, including the common cold, fever, and other infections of the nose, throat and sinuses. To create the commercial product, the roots are soaked in alcohol to promote the release of the beneficial materials, then the alcohol is vacuumed out, the remaining liquid is filtered to eliminate impurities, and it's dried to create an extract powder. The root of common Isatis contains indigo, beta-sitosterol, anthraquinones, triterpines etc.Isatis root extract can inhibit a variety of gram-positive bacteria and gram-negative bacteria and viruses and it has a certain inhibitory effect on platelet aggregation induced by ADP.

Isatis Root Extract has anti-viral, anti-infective, and anti-bacterial effects.  The water infusion has inhibitory effects on Bacillus subtilis, Staphylococcus aureus, Escherichia coli, Typhoid Bacillus, etc.  Isatis Root Extract can be used in pharmaceutical preparations, raw materials for health products, herbal tea beverage additives, health food additives and so on.

1. Expelling toxic substances
2. Soothing the throat
3. Treating febrile diseases
4. Curing erysipelas and maculae
5. Preventing severe acute respiratory syndrome (SARS) or atypical pneumonia
6. Inhibiting variety of gram-positive bacteria, gram-negative bacteria and viruses
7. Strengthening immune functions

1. Packing: Packed in fiber drum, LDPE bag inside. Net weight: 25kgs/drum; 
2. Storage: Keep tightly sealed, store away from moisture, strong heat and sunlight;
3. Lead time: Usually 7-10days after order confirmed;
4. Shelf Life: 2 years if sealed and stored in the recommended conditions.