What does quercetin do?

And some research indicates that quercetin may have some ability to help prevent diseases, such as cancer and heart disease, and reducing choronic inflammation. Research suggests it does this by preventing harmful cells from building up in the body. In general, much of the research on quercetin has been in animals or in cell cultures.

Does quercetin interact with medications? Quercetin Drug Interactions. Even though it is a dietary supplement, quercetin can potentially interact with some medications. At this time, it is thought that it could potentially interact with fluoroquinolone antibiotics, such as: Ofloxacin (Floxin ®).

What foods have quercetin in them? Quercetin is a chemical found naturally in a number of foods (including apples, onions, teas, berries, and red wine) and in some herbs (such as ginkgo biloba and St. John’s wort).

What are side effects of quercetin? Side Effects of Quercetin Minor side effects may result from quercetin supplement use, such as blurred vision, swollen feet, and ankles, dizziness, fluid accumulation in the knee, dull ache or feeling of pressure or heaviness in legs, headache, itching skin near damaged veins, pounding in the ears, nervousness, or slow or fast heartbeat.

How effective is quercetin? Quercetin is possibly effective in the treatment of nonbacterial chronic prostatitis, and interstitial cystitis. Other uses of quercetin are mainly derived from animal studies. Dosages of Quercetin: Suggested Dosing. 400-500 mg orally three times daily. Prostatitis: 500 mg orally twice daily.

Does quercetin cause anxiety?

Does quercetin cause anxiety? Chronic stress can lead to excess CRH production, in turn directly causing anxiety and depression. A new study shows that quercetin can stop excessive CRH production and thereby take the edge off of anxiety and depression.

Does quercetin cause drowsiness? Using quercetin for allergies is safe for use in most people, however, and does not typically cause the drowsiness that is common with some antihistamines. People who suffer from allergies have symptoms that are triggered by allergens, such as dust, pet dander, smoke, or pollen.

Can you take quercetin daily? Quercetin is considered a safe and well tolerated supplement for adults, but it is not recommend for children. A daily dose of 250 to 600 milligrams of quercetin is usually prescribed by a health care provider.

Does quercetin cause diarrhea? The most common side effects of quercetin dihydrate on your digestive system include an upset stomach, indigestion, acid reflux, heartburn, persistent abdominal cramps, nausea, vomiting, diarrhea, sweating and flushing of the skin.