Quercetin is a plant pigment (flavonoid). It's found in many plants and foods, such as red wine, onions, green tea, apples, and berries. Quercetin has antioxidant and anti-inflammatory effects...

Jul 16, 2024 · Quercetin is a natural pigment present in many fruits, vegetables, and grains. This article explores quercetin’s uses, benefits, side effects, and dosage.

Quercetin is the aglycone form of a number of other flavonoid glycosides, such as rutin (also known as quercetin-3-O-rutinoside) and quercitrin, found in citrus fruit, buckwheat, and onions. [2]

Aug 23, 2024 · What Is Quercetin? Quercetin is a type of flavonoid antioxidant that’s found in plant foods, including leafy greens, tomatoes, berries and broccoli. It’s technically considered a …

Oct 9, 2025 · Quercetin is a plant chemical found in foods like apples, onions, and teas. Quercetin may help lower blood pressure and reduce inflammation, but more research is needed. …

Jan 19, 2024 · Quercetin is a pigment in many plants, fruits, and vegetables. Quercetin has powerful antioxidant properties and may help protect against certain health conditions, …

Oct 11, 2025 · Quercetin is an antioxidant naturally found in foods and drinks and available as a supplement. It has benefits for heart, immune, and brain health.

Quercetin, a flavonoid found in fruits and vegetables, has been a part of human diets for centuries. Its numerous health benefits, including antioxidant, antimicrobial, anti-inflammatory, …

Oct 23, 2025 · Quercetin is an antioxidant in many fruits and vegetables. You can also take quercetin supplements. Here’s how much quercetin you need, what it’s good for, and info on …

Jun 11, 2024 · Learn the dosage and health benefits of quercetin, including its impact on heart health, lowering blood pressure, and its use in managing prostate infections.