What Is Quercetin?

Feb. 09, 2023

Quercetin is a plant pigment (flavonoid). It is found in many plants and foods, such as red wine, onions, green tea, apples, and berries. Quercetin has antioxidant and anti-inflammatory properties and may help reduce swelling, kill cancer cells, control blood sugar, and help prevent heart disease.

Quercetin is most commonly used to treat heart and blood vessel disease and to prevent cancer. It is also used to treat arthritis, bladder infections, and diabetes, but there is no strong scientific evidence to support most of these uses. There is also no good evidence to support the use of quercetin for the treatment of COVID-19.

Quercetin is a natural pigment found in fruits, vegetables, and grains.

It is one of the richest antioxidants in the diet and plays an important role in helping your body fight free radical damage, which is linked to chronic disease.

In addition, its antioxidant properties may help to reduce.


Allergy symptoms

Blood pressure



What is quercetin?

Quercetin is a pigment that belongs to a group of plant compounds called flavonoids.

Flavonoids are found in






They have been linked to a number of health benefits, including a reduced risk of heart disease, cancer and degenerative brain diseases.

The beneficial effects of flavonoids like quercetin come from their ability to act as antioxidants in your body.

Antioxidants are compounds that can bind to and neutralize free radicals.



Free radicals are unstable molecules and when their levels become too high, they can lead to cellular damage.

The damage caused by free radicals is linked to many chronic diseases, including cancer, heart disease, and diabetes.

Quercetin is the most abundant flavonoid in the diet. It is estimated that the average person consumes between 10-100 mg per day through various food sources.

Foods that typically contain quercetin include onions, apples, grapes, berries, broccoli, citrus fruits, cherries, green tea, coffee, red wine, and chillies.

It is also available as a dietary supplement in powder and capsule form.

People take this supplement for several reasons, including.

Boosting the immune system

To fight inflammation

To fight allergies

To help improve athletic performance

Maintain general health

In summary

Quercetin is a plant pigment with powerful antioxidant properties. It is found in many common foods such as onions, apples, grapes and berries.

It can also be purchased as a dietary supplement and has a variety of uses.

Quercetin supplements

You can buy quercetin as a dietary supplement online or from health food shops. It is available in several forms, including capsules and powders.

Typical doses are 500-1,000 mg per day.

By itself, quercetin has a low bioavailability, which means that your body absorbs it poorly.

This is why supplements may include other compounds such as vitamin C or digestive enzymes like pineapple protease, as they may increase absorption.

In addition, some studies have shown that quercetin has a synergistic effect when combined with other flavonoid supplements such as resveratrol, dynein and catechins.

Buy Quercetin supplements online.