Quercetin is a flavonoid, or in simple terms, a plant pigment. This flavonoid can be found in a variety of foods and plants, namely apples, berries, green tea, red wine, onions, St. John’s wort, Ginkgo biloba, American elder, etc. Aside from these, buckwheat tea contains a good quantity of quercetin. Quercetin is primarily used as a medicine and is taken orally in order to cure conditions of the blood vessels and the heart and also prevent deadly diseases such as cancer. Quercetin is also consumed to treat conditions of bladder infections, arthritis, and diabetes. However, there isn’t enough evidence that supports such benefits.
Which Are The Conditions That Experts Have Insufficient Evidence For?
Though quercetin is known to provide a variety of benefits and is known to treat various diseases, experts and researchers have insufficient evidence for a range of conditions. Talking about autism, early research has proven to an extent that consuming a product with a good quantity of quercetin and other contents might accentuate social interactions and behavior in kids who are suffering from autism. Consuming foods that have a higher percentage of quercetin such as apples, onion, and tea might help in alleviating the risk of death owing that are caused by heart diseases in aged individuals. But, consuming a quercetin supplement might not help to improve the risk factors associated with heart diseases in individuals who are otherwise, hale and hearty. The combination of chlorogenic acid, myricetin, and quercetin aids in lowering blood sugar in those suffering from diabetes and who are not on antidiabetes drugs. Diabetics who are on metformin might derive a few benefits from the same combination. Though quercetin is not much beneficial in warding off muscle soreness owing to running or cycling, it might be helpful in preventing muscle damage that can be caused by weight training.
Other Probable Benefits of Quercetin
Early research has exhibited that consuming quercetin might help in the reduction of upper respiratory infections after a heavy workout session. Using quercetin for a limited period might not lower the levels of LDL or low-density lipoprotein i.e. bad cholesterol or raising the levels of HDL or high-density lipoprotein. However, a majority of the studies have been conducted on a small scale, especially on people who have high cholesterol. Whether quercetin would benefit individuals with high cholesterol or not, is still not clear. Many researchers have found out that quercetin aids in a minor decrease in blood pressure in individuals who are suffering from untreated high blood pressure. This reduction in blood pressure is not yet completely proven clinically. Some studies indicate that consuming a product with curcumin and quercetin can boost the functioning of the transplanted kidney, when you combine them with anti-rejection drugs. Higher consumption of quercetin when included in a diet has been associated with less risks of lung cancer in individuals who are smokers. Taking quercetin does not aid in the prevention of mouth sores owing to cancer drugs. Aside from that, adding higher percentage of quercetin to daily diet might help in the reduction of the risks associated with pancreatic cancer. Quercetin boosts the hormone levels in women affected by PCOS, but that’s not much significant. As per some recent researches, consuming quercetin orally might reduce pain and boost the quality of life. In some cases, quercetin can also be used to improve the body’s sensitivity to insulin.
Side Effects of Quercetin
Quercetin is considered safe for maximum individuals when taken orally for a short period of time. Quercetin is safe when consumed twice every day for 12 weeks and amount up to 500 mg is considered optimum for use. It has not yet been revealed whether higher doses or long-term use are actually safe for consumption or not. When taken orally, quercetin can lead to headache and tingling of body parts such as the arms and legs. High doses can lead to kidney damage and that is not at all desirable. Individuals suffering from kidney problems should never use quercetin. Not much is known about whether to consume quercetin in phases of pregnancy and breast-feeding or not.
These were some basic details about the flavonoid named quercetin. Studies are still under way and nothing concrete has been deduced till now. However, as things are progressing, the confirmed benefits of Quercetin will be made public soon for the benefit of those who suffer from different severe conditions.