We, Tai'an Zhonghui Plant Biochemical Co.,Ltd. are one of the leading manufacturer of plant extracts,herb extracts and botanical extracts in China. We can supply all kinds of standardized extracts and ratioed extracts. we enjoy very good reputation in the world market.Hope we can cooperate with you in near future.



Now we can supply the Rosemary Extract with the following specification:



Rosemarinic acid 1-10% Min (HPLC)

Carnosic acid 1-25% Min (HPLC)





Rosemarinic acid is a phenolic acid. Rosemarinic acid has an anti-inflammatory effect. A study found that a rosemarinic preparation was effective in treating allergic asthma. It has also been found to suppress synovitis in mice. Synovitis is an inflammation of the lining of the joints, with swelling, which is quite painful. It is involved in rheumatoid arthritis. Rosemarinic acid can also prevent the activation of prostacyclin and complement, which leads to hypotension (Fisher & Painter).

Oil of Rosemary has the carminative properties of other volatile oils and is an excellent stomachic and nervine, curing many cases of headache.

Rosemary and Coltsfoot leaves are considered good when rubbed together and smoked for asthma and other affections of the throat and lungs.

Rosemary is also one of the ingredients used in the preparation of Eau-de-Cologne.

Rosemary is said to be used to treat the low blood pressure.

Rosemary is quite a diverse herb. It is used effectively for headaches, particularly migraine.

Rosemary is excellent for the circulation, and is often prescribed by herbalists for circulatory weakness (Fisher & Painter).

Externally, rosemary spirit is used for rheumatic problems (Weiss). It can also be massaged into the heart area.