The Natural Antioxidant Boost For Your Immune System

Puro Quercetin Complex: Our advanced formula with bioflavonoids, natural enzymes and Vitamin C to support optimal immune health & reduce free radicals

Lee, Sheffield

The Premium Quercetin Formula For A Strong Immune System

The key benefits of Puro Quercetin Complex:


Our advanced formula is also enriched with Bromelian, Rutin, and Rosehips - providing complete natural antioxidant support for your immune system.


Quercetin might help reduce inflammation and can prevent both acute and chronic inflammation.


Quercetin is also considered to be an effective antihistamine, as it restricts histamine from being released from cells and might help treat bronchitis and asthma.

Blood Sugar

The quercetin compound may reduce fasting blood sugar levels and protect against complications of diabetes. 

Supplements With A Conscience

Free from any hidden nasties, we only use the purest possible ingredients in our vegan-friendly formulas and ship all orders in eco-friendly packaging.

Quercetin: Nature's Secret Antioxidant

What's Inside Puro Quercetin Complex?

Ingredients That Make A Difference:


Why it's important:


Each serving of our vegan-friendly formula contains 500mg of high strength, 100% natural Quercetin for inflammation, allergies, immunity and blood sugar control.

Rosehip Extract 20:1

The rosehip seeds are a good source of many nutrients such as the Vitamin C which plays a key role in collagen synthesis and immune health.

Vitamin C

Vitamin C contributes to the normal function of the immune system and to the protection of cells from oxidative stress. 


50 mg of Bromelain bioflanoids which is well recognised for its various health benefits, including relieving sinus problems, reducing inflammation, and improving digestion.

Citrus Aurantium

17,5 mg of Citrus Aurantium bioflavonoids that are believed to have anti-viral, anti-inflammatory, and anti-allergy properties.

See What Others Are Saying About Puro Quercetin Complex

A part of my daily regimen!  

"I combine this with zinc every day and it's really given me a boost. I found Purolabs based on reviews and they really haven't let me down. Great customer service and fast delivery always."

Claire D. | Verified Buyer | West Sussex 

Margaret S. | Verified Buyer | London

Great Anti-Inflammatory

"This works really well at supporting my histamine issues and I can tell it also really helps with swelling and flare ups. I chose this brand as they had the cleanest formula and best value and I've been really impressed with the products since I've been taking it for a few months.'' 

Dave E.  | Verified Buyer | Manchester

Start Feeling Like Yourself Again - Or It's Free!

Choose Your Special Offer:

Best Value -  6 Bottles

Only £18.33 each

Save £160 + Free UK Postage

Most Popular - 3 Bottles

Only £26.66 each

Total: £79.99 £134.97

Web Price - 1 Bottle

Only £34.99

Save £10 + Free UK Postage

Total: £79.99 £134.97


Risk-Free Purchase. 100% Satisfaction Guaranteed.

The Purolabs Promise

Made in

the U.K.

Natural Ingredients

No Hidden Nasties


Rigorously Tested

The Purolabs Difference: 

At Purolabs we believe that good health is key to a long and happy life. 

We're committed to sourcing nature's most powerful ingredients to bring you the UK's purest and most advanced natural supplements. 

We only use premium ingredients in our vegan-friendly formulas - with no hidden nasties.

All products are manufactured in the United Kingdom to the GMP code of practice, ensuring they meet the highest possible quality and safety standards. 

Everything you need and nothing you don't.

That's Purolabs.

Frequently Asked Questions

Puro Quercetin Complex is our advanced formula combining bioflavonoids, natural enzymes and vitamin C to support optimal immune health.

Each bottle of Puro Quercetin Complex contains 60 capsules which is enough to last approximately 1 month.

We recommend that you take 2 capsules per day with food or water for best results. This can be either breakfast, lunch or evening.

Yes this product is 100% suitable for vegans and vegetarians

This product contains starch. Although rigorous precautions are taken to prevent any cross-contamination, this product is manufactured in a facility that handles allergy-based materials.

Always consult your health practitioner before taking nutritional supplements, especially if you are taking medication or are under medical supervision. Not recommended for use by pregnant or breastfeeding women. You should not take supplements as a substitute for a varied balanced diet or healthy lifestyle. Store in a cool dry place, out of reach of children.

All orders are shipped from our warehouse within 24 business hours after they are placed and 99% of our orders arrive within 2-3 working days after dispatch.

We accept all major debit cards, credit cards, Paypal and Google Pay currently. All transactions are 100% secure and encrypted and your payment details are kept safe at all times.

You can email our friendly customer support team at who will be happy to help and answer any questions you may have! We are available Monday-Friday between 9am and 5pm and aim to respond to all emails within 24 hours.

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Rated 4.9 by 3679+ customers

Quercetin is a plant pigment (flavonoid) that's found in many plants and foods, such as red wine, onions, green tea, apples, and berries. 

It is one of the most abundant antioxidants found in food and plays an important role in combating free radical damage and oxidative stress which can lead to a number of health issues. 

Quercetin offerst potent anti-inflammatory properties and is a 100% natural supplement. Research has shown, that it may be useful for a wide range of concerns including allergies, inflammation, immunity, blood sugar control and long-term serious diseases.

Most Popular - 3 Bottles

Only £18.33 each

Save £160 + Free UK Postage

Total: £109.99 £269.99

Web Price - 1 Bottle

Only £34.99 

Save £10 + Free UK Postage

RRP: £44.99

Best Value - 6 Bottles

Puro Quercetin Complex

  • Pure & Potent formula that contains 500mg of high strenght, 100% natural Quercetin 
  • Our advanced complex is also enriched with Bromelian, Rutin and Rosehips 
  • Vegan-friendly with clinically studied ingredients
  • No hidden nasties - pure & potent daily support

Vegan friendly & formulated by experts with premium natural ingredients 

With rutin, rosehips, Vitamin C and the natural enzyme bromelian

For inflammation, allergies immunity & blood sugar control 

Why Puro Quercetin Complex? 

Incredible product

"I cannot praise this Quercetin complex enough... My allergies were terrible. Now my headaches are better with fewer migraines, less post nasal drip & less coughing. I couldn't be anymore pleased! "

"I read up on Quercetin, as a posibility of helping me to reduce pain in my shoulders. After just 5 days taking this marvellous product I woke up in the morning and realised that I hadn't been woken by pain during the night for the first time in years. "

Total: £109.99 £269.99

Save £55 + Free UK Postage

Acerola Cherry Extract 4:1

12,5 mg of Acerola Cherry bioflavonoids extract an all natural Vitamin C supplement, which may be used for cold and flu support.


Rutin another bioflavonoid is recognised to help blood circulation, prevent blood clots, lower cholesterol, and reduce inflammation to it's antioxidant properties.

We're so confident that you'll love Puro Quercetin Complex that we're offering a 100% risk-free money-back guarantee. If you find yourself not completely satisfied within 60 days of your purchase, we’ll give you a full refund — no questions asked.