BACKGROUND OF THE INVENTION
1. Field of the Invention
The present invention relates to food colouring substances useful, for example in the manufacture of food products, sweets and pharmaceutical products.
2. Background
Colouring substances containing natural or synthetic colouring substances are
FIELD OF THE INVENTION
The present invention relates to a styptic composition, its preparation method and application, specifically Jinshuye styptic composition made by extraction and purification of a single plant for treating thrombocytopenia and regulating immunity, its preparation method and