S. No. Natural product Test performed BDP BDG BDH
1. Alkaloid Dragendorff’s test +ve +ve +ve
2. Coumarin Alkaline test -ve -ve -ve
3. Flavonoids Shinoda test +ve +ve +ve
4. Steroid Liebermann-Burchard reagent +ve +ve +ve
5. Tannin Neutral FeCl3 +ve -ve +ve
6. Glycoside/Sugar Molisch’s test +ve +ve +ve
7. Terpenoid Noller’s test -ve -ve -ve
8. Saponin NaOH solution +ve +ve -ve
9. Amino Acids Ninhydrine test +ve +ve +ve
Table 2: Preliminary phytochemical analysis of methanolic extract of Boerhaavia
diffusa Linn. [15].