Fig. 7From: Standardization of Rehmannia glutinosa (Gaertn.) DC. steam processing and evaluation of its chemical, anti-oxidant, and anti-inflammatory propertiesPercentage of DPPH antioxidant activity, total phenolic, and total flavonoid content of all R. glutinosa sample extracts. a Antioxidant activity of R. glutinosa samples. b Total phenolics content of of R. glutinosa samples. c Total flavonoids content of R. glutinosa samples. *UPR Unprocessed R. glutinosa, PRR Processed R. glutinosa, SPRR Supplemented Processed R. glutinosa, RW Rice wine. Values are presented as means ± standard deviation. Same letters are not significantly different by Tukey’s test and p = 0.05Back to article page