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. 2018 May 8;6(5):1214–1219. doi: 10.1002/fsn3.660

Table 2.

Correlation between antioxidant activity (DPPH) and level of total phenolic, total flavonoids, and vitamin C in wasted parts of citrus fruits

Metabolite Coefficient of determination (R 2)
Peels Pulp and seeds
Total phenolic .9303 .1734
Total flavonoids .1001 .0694
Vitamin C .2021 .2796

DPPH, diphenyl‐2‐picrylhydrazyl.