About this ingredient
Quercetin is a naturally occurring flavonoid polyphenol found in foods such as onions, apples, berries, grapes, and leafy vegetables. It has antioxidant properties and has been studied for its role in oxidative balance, immune function, cardiovascular wellness, and cellular health. Quercetin is commonly included in dietary supplements and is available in different forms and formulations, including quercetin dihydrate.



