Do Sweet Potatoes Have Quercetin? (EXPLAINED)

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Do sweet potatoes have Quercetin?

Sweet potatoes are a member of the Morning Glory family that have traditionally graced our holiday tables, either candied or baked into pies. As Americans have become more health-conscious, though, they have recognized sweet potatoes as a more flavorful and nutritious alternative to other starches. Our question today is, do sweet potatoes have quercetin?

Quick Answer: Yes – sweet potatoes do contain some quercetin. Compared to other similar foods, its quercetin content is low.

Quercetin Content of Sweet Potatoes

Sweet Potatoes only contain 0.01mg/100g of quercetin but are rich in:

  • Beta-carotene
  • Vitamin B6
  • Vitamin C
  • Potassium
  • Fiber

Are Sweet Potatoes High in Quercetin?

Compared to other foods, Sweet Potatoes are not very high in quercetin.

Let’s take a look at how they compare to 5 similar foods.

  • White potatoes contain 0.49mg/100g of quercetin, many times higher than sweet potatoes.
  • Raw pumpkin offers even less quercetin than sweet potatoes being void of the flavonol.
  • You would need to eat over 63 pounds of sweet potatoes to receive the same quercetin provided by 3.5 ounces of taro. 
  • Carrots provide 0.21mg of quercetin in a 100-gram serving far exceeding sweet potatoes.
  • Cassava contains no quercetin at all, making its content lower than sweet potatoes.  


EU Phenol-Explorer:

USDA Database for the Flavonoid Content of Selected Foods:

Harvard School of Public Health “Sweet Potatoes”: