International Journal of Food Science / 2016 / Article / Tab 3

Review Article

Roots and Tuber Crops as Functional Foods: A Review on Phytochemical Constituents and Their Potential Health Benefits

Table 3

Percentage of 2,2-diphenyl 1-1-picrylhydrazyl (DPPH) radical scavenging activity, flavonoids, and phenolic content of selected tuber crops.

% DPPH inhibitionFlavonoids Total phenolics

St. Vincent yam (Dioscorea alata)
Water yam (Dioscorea alata)
Coco yam (Xanthosoma sp.)
Sweet potatoes (Ipomoea batatas)
Potatoes (Solanum tuberosum)
Yellow yam (Dioscorea cayenensis)

Source: Dilworth et al. [49].

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