Natural ferulic acid is extracted from Rice bran.It has very good functions of anti-xidant and it is widely used in cosmetics and high grade food supplements.
Andrographolide is extracted from Andrographis paniculata.Andrographis paniculata, the Kalmegh of the Ayurveda, is an erect annual herb extremely bitter in taste in each and every part of the plant body.The genus Andrographis consists of 28 species of small annual shrubs essentially distributed in tropical Asia.Only a few species are medicinal,of which Andrographis Paniculata is the most popular.
Luo Han Guo is a perennial vine.Its dried fruits are ellipse or round,with brown or snuff surface and abundant small pale and black hairs.People have used it for centuries for both its sweet flavor and its medicinal property in China.After processed,it can be used as a remedy for colds and congestion of the lung.Nowadays Luo Han Guo is used as a low calorie sweetening agent in juices or drinks,or it can be made into a desirable beverage itself.