Evaluation of Phytochemical, Antioxidant, and Memory-Enhancing Activity of Garuga pinnata Roxb. Bark and Bryophyllum pinnatum (Lam) Oken. Leaves

Table 1

Antioxidant activity of leaves of G. pinnata and barks of B. pinnatum. MGPB has significant antioxidant activity compared to MBPL in a dose-dependent manner.

Conc. (µg/mL)	MBPL	Percentage inhibition
		MGPB	AA
0.1	17.69 ± 0.58	24.07 ± 0.123	34.76 ± 4.5
1	22.35 ± 0.11	28.74 ± 0.92	42.48 ± 3.51
10	23.83 ± 0.30	40.78 ± 0.67	88.36 ± 0.85
100	47.42 ± 0.69	69.77 ± 0.43	95.25 ± 1.44

MBPL : methanolic extract of B. pinnatum leaf, MGPB : methanolic extract of G. pinnata bark, and AA : ascorbic acid. and when correlated to MBPL (note: all the tests were done in triplicate).