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Table 5 Phytochemical screening of M. malabathricum leaves in powder form and MEMM

From: Methanol extract of Melastoma malabathricum leaves exerted antioxidant and liver protective activity in rats

Class of compound

Sample

 

Dried leaf

MEMM

Flavonoids

++

+++

Triterpenes

++

++

Tannins

++

++

Saponins

++

+

Steroids

+++

++

Alkaloids

-

-

  1. For flavonoids, tannins, triterpenes and steroids – + : weak colour; ++ : mild colour; +++ : strong colour.
  2. For saponins – + : 1–2 cm froth; ++ : 2–3 cm froth; +++ : >3 cm froth.
  3. For akalioids – + : negligible amount of precipitate; ++ : weak precipitate; +++ : strong precipitate.