**6.3 Phytochemical screening assay**

Phytochemical screening assay is a simple, quick, and inexpensive procedure that tells about various types of phytochemicals in a mixture and an important tool in bioactive compound analyses. Phytochemical examinations are carried out for all extracts as per the standard methods [15].

#### *6.3.1 Tests for carbohydrates*

Preparation of test solution: the test extract was prepared by dissolving with water. Add 1 volume of 2 N HCl so that it gets hydrolyzed and is further subjected to the following chemical tests:

