From: Nutritional evaluation, antioxidant studies and quantification of poly phenolics, in Roscoea purpurea tubers
S. no.
Extracts
IC50 (µg/ml)*
1.
Ascorbic acid
3.86 ± 0.057
2.
Quercetin
5.93 ± 0.115
3.
Rutin
6.8 ± 0.173
4.
BHT
2.06 ± 0.115
5.
R. purpurea
810.66 ± 1.154