Fig. 3From: Antioxidants and α-glucosidase inhibitors from Neptunia oleracea fractions using 1H NMR-based metabolomics approach and UHPLC-MS/MS analysisTotal phenolic content (a), DPPH free radical scavenging (b) and α-glucosidase inhibition (c) of different fractions of N. oleracea. The values are the means ± standard deviations. Means with different letters are significantly different (P < 0.05). HF, hexane fraction; CF, chloroform fraction; EF, ethyl acetate fraction; MF, methanol fractionBack to article page