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Table 1 Phytochemical screening of basic metabolites of the leaf extracts of Newbouldia laevis

From: In vitro antioxidant capacity and free radical scavenging evaluation of active metabolite constituents of Newbouldia laevis ethanolic leaf extract

Plant metabolite

Extract content

Cyanogenic glycosides

+

Cardiac glycosides

++

Steroid glycoside

+

Saponins

+++

Tannins

++

Alkaloids

+++

Amino acids

+++

Terpenoids

++

Flavonoids

+

Carboxylic acids

-

Aldehyde/ketones

_

Ascorbic acid

+++

Anthracene derivatives

_

  1. + = Trace, ++ = high, +++ = Abundant, − = Absent.
  2. Summary of TLC phytochemical identification of N. leavis leaf extract.