Considered a safe and effective traditional herb, St. John´t Wort has been used for 2,400 years. This herb has a wide variety of applications including treament of anxiety and depression as a nutritional supplement. Latest research has shown that hypericin extract inhibits DNA and RNA. Presently, some countries are treating HIV and hepatitis (A,B) patients with hypericin. St. John´t Wort extract produced in our factory contains hypericin (0.08%) and Pb (≤ 0.5ppm). 
 
Specifications:
1) Extracted part: stem, leaf and flower
2) Appearance: red-brown powder
3) Identification: positive
4) Moisture: ≤ 5%
5) Heavy metals: ≤ 20ppm
6) Assay (HPLC): ≥ 0.08% Hypericin
7) Assay (by UV): ≥ 0.3% Hypericin

Ningbo Traditional Chinese Pharmaceutical Co., Ltd. (formerly Ningbo Chinese Pharmaceutical Factory) Established in 1965, is a building manufacturer according to GMP requirements. Has been formed mainly from natural plant extracts, intermediate set of natural plant extracts and natural plant extraction and separation of the single active ingredient product development, production, processing, packaging, storage, transportation and sales of modern natural plant extracts manufacturers.Company to produce natural plant extracts and extract the main active ingredient in traditional Chinese medicine extraction workshop, a total investment of more than 4,000 million yuan, covers an area of 12,000 square meters, construction area of 12,000 square meters, including storage area of 3,500 square meters. More than 100 employees, professional and technical staff of 40 people, in Chinese herbal medicine can be processed more than 5,000 tons of raw materials. Company products include Ginkgo Biloba Extract, Synephrine, Zhishi flavonoids, Huperzine A, blueberry extract, theaflavin, Myrica glycosides, myricetin, PTS, baicalin, Epimedium, etc. 30 a variety of natural plant extract products. 80% of the company's products are exported overseas. Our company is a ginkgo biloba extract and model the industry's leading enterprise companies. Ginkgo biloba extract powder competitive products in the international and domestic market with good visibility and reputation.

The company has a complete separation of natural plant extracts and production equipment, and equipped with international advanced testing equipment: AGLIENT high performance liquid chromatograph, Shimadzu high performance liquid chromatograph, Shimadzu UV spectrophotometer. In order to ensure product quality, the Company according to GMP requirements to the Ningbo Traditional Chinese Pharmaceutical Co., Ltd. of the original natural plant pharmaceutical abstracting production line of the relevant documents Re-revised and improved, the related personnel of the rigorous training, and improving quality management system, to allow Ningbo Chinese pharmaceutical brands to be carried forward.