Sweet potatoes are one of the best vegetable sources of biotin. A 1/2-cup (125-gram) serving of cooked sweet potatoes contains 2.4 micrograms of biotin, or 8 percent of the DV.
Sweet potatoes are one of the best vegetable sources of biotin. A 1/2-cup (125-gram) serving of cooked sweet potatoes contains 2.4 micrograms of biotin, or 8 percent of the DV.