Quercetin

What is Quercetin?

Quercetin is a flavonoid derived from plants and used as a nutritional supplement. [1]

History

Unknown

The percentage represents the approximate total number of food products from UPC Food Search's data that contain the ingredient, "Quercetin".

The data is calculated from UPC Food Search's product data only, and is not meant to reflect all food products regionally or globally.

Source(s) Derived From	Plant Sources Quercetin is found in fruits, vegetables, leaves, and grains. Some sources where Quercetin can be found include; tea plant, apples, cow peas, sweet potatoes, kale, watercress, red onions, and broccoli. [1]
Natural or Artificial?	Natural
References	Quercetin - Wikipedia
Aliases (Also Known As)	Quercetin Dihydrate Quercetin Extract Color Key - (Click/Tap to View) Natural Natural & Possibly Unsafe Artificial Artificial & Possibly Unsafe Both (Can be derived from Natural & Artificial Sources) Both (Can be derived from Natural & Artificial Sources) & Possibly Unsafe

Action	User	Date/Time
Ingredient added	UPC Food Search	April 17, 2009 @ 3:27 AM