Quercetin is a flavonoid accountable for pigmenting fruits, flowers, and greens. Its antioxidant properties and anti inflammatory properties defend in opposition to free radicals and oxidative stress, making it an efficient anti-disease agent. Its potential well being advantages embody minimizing the danger of coronary heart illness, lowers blood strain and hypertension, helps a wholesome immune system, reduces signs of prostatitis, interstitial cystitis, and allergic reactions, and it could even assist combat cell harm.
Though a quercetin dietary complement is very useful and regarded protected, it might produce unwanted side effects in some people who find themselves pregnant, breastfeeding, or have pre-existing well being situations. That’s why it’s vital to speak along with your healthcare skilled earlier than utilizing it for added medical recommendation.
Sources of quercetin with excessive absorption charges (bioavailability) embody citrus fruits, greens, crimson wine, and inexperienced tea. You might also get quercetin in dietary supplements.
Though quercetin is very useful and regarded protected, it might produce unwanted side effects in some individuals. This text will reply the query, what are the unwanted side effects of quercetin, so you possibly can determine if it’s best for you.
What are the Facet Results of Quercetin?
Quercetin might produce the next unwanted side effects:
Quercetin byproducts might result in diminished protein perform
Kidney harm with doses that exceed 1 gram per day
Might not be protected for people who find themselves pregnant or breastfeeding
You’ll be able to scale back the danger of unwanted side effects by taking breaks between quercetin dosing. The complement is confirmed to be protected at 500-milligram doses twice per week for twelve weeks. Dangers are unknown when quercetin is taken for prolonged durations.
Quercetin may work together with medicines. You must speak to a supplier earlier than taking quercetin in case you are taking any of the next:
Quercetin might scale back the effectiveness of sure antibiotics. Discuss to your physician to find out if it is going to have an effect on the antibiotic you might be prescribed.
Anticoagulants (Blood thinners)
Quercetin might improve the results of the next blood thinners and enhance your danger of bleeding.
Analysis reveals that quercetin might improve the results of the chemotherapy medicines doxorubicin and cisplatin.
Moreover, some medical specialists really feel combining antioxidants with chemotherapy may be dangerous. Others consider it may be useful.
One examine confirmed combining quercetin with doxorubicin helped combat breast most cancers cells. One other examine confirmed quercetin reduces cisplatin’s useful results on ovarian most cancers cells.
Discuss to your oncologist about attainable interactions earlier than combining quercetin with chemotherapy medicines.
Corticosteroids are anti-inflammatory medication used to deal with arthritis and different situations. Quercetin might trigger corticosteroids to remain within the physique longer.
Extreme corticosteroid publicity may cause an adrenal deficiency. Your adrenal glands might develop into sluggish and scale back your capability to reply to bodily stress.
Cyclosporine is an immunosuppressant that’s used to deal with organ rejection post-transplant. Quercetin might intrude with the absorption of this drug.
Digoxin is used to enhance the center’s power and effectivity. It will probably additionally management heartbeat fee and rhythm. It boosts blood circulation and reduces swelling within the coronary heart affected person’s extremities.
Quercetin might enhance digoxin dangers, together with dizziness, nausea, vomiting, adjustments in imaginative and prescient, and pores and skin rashes.
Fluoroquinolones deal with bacterial infections like bronchitis, pneumonia, urinary tract infections, and joint and bone infections. Quercetin might scale back its effectiveness.
Medicines Modified By the Liver
Quercetin’s interplay with the liver might alter the results of medicines modified by the liver. It might have an effect on how your physique metabolizes these medicines.
Now you understand the reply to the query, what are the unwanted side effects of quercetin? It might produce minor signs in sure individuals. It might trigger interactions with sure medication. It shouldn’t be taken by people who find themselves breastfeeding or pregnant. Individuals with kidney illness ought to keep away from extreme doses.
For finest outcomes, speak to your physician earlier than taking quercetin. Begin with low doses to see the way it impacts you. Enhance doses in small increments as wanted.
Right here’s hoping you might have a optimistic quercetin expertise.