Quercetin is a type of flavonoid, a class of plant-derived compounds known for their antioxidant properties. Unlike amino acids and proteins, which are building blocks of cells, flavonoids like quercetin are part of the plant's defense mechanism. They protect plants from environmental stresses and can contribute to their colors.
Quercetin's primary claim to fame as a supplement comes from its antioxidant capacity. Antioxidants protect our cells from damage caused by free radicals — unstable molecules that can lead to cellular damage and contribute to aging and various diseases.
On top of this, quercetin is being researched for how it may influence the body's natural inflammatory processes. These processes are part of the body's normal response to various stressors. Maintaining a balanced lifestyle, including a healthy diet, is key for overall well-being, and quercetin supplements may be a valuable addition for those looking to support their dietary intake of this flavonoid.
Our guide will introduce you to the top quercetin supplements by trusted brands on the market, emphasizing the importance of quality and FDA compliance. Our goal is to provide you with the knowledge to make an informed choice about including quercetin in your wellness routine, always in conjunction with a balanced diet and healthy lifestyle.
The 10 Best Quercetin Supplements
We've carefully curated the top quercetin supplements, emphasizing products from trusted brands known for their commitment to quality and their promise to customers. This guide is your concise, reliable source for choosing a quercetin supplement that best fits into your lifestyle.
1. Neurogan Health: Quercetin Capsules
Finding products that deliver purity without unnecessary additives can sometimes be challenging, but that's where our pure Quercetin capsules shine. Crafted for those who appreciate the unadulterated essence of health supplements, these capsules are simple but effective.
Each vegan-friendly capsule packs a substantial 500mg of pure quercetin for a convenient, potent antioxidant boost to your diet. This straightforward formulation is ideal for health enthusiasts keen on experiencing the benefits of quercetin in its pure form. With no other ingredients or fillers, just the undiluted power of quercetin.
These quercetin capsules are a perfect fit for those who love to tailor their supplement intake.
The pure form of quercetin allows for precise control over dosage and makes supplement stacking a breeze. You can easily combine these capsules with other supplements to create a regimen that suits your specific health goals.
Produced in a GMP-certified facility in San Diego, these capsules meet the high standards of manufacturing quality and safety. This certification adds an extra layer of trust and reassurance, knowing that the product is made carefully adhering to industry standards.
Price: $23.00
Mg of Quercetin Per Serving: 500 mg
Count: 90 capsules
Other Ingredients:
- Vegetable Cellulose (Capsule)
Pros:
- Pure quercetin content is ideal for customized supplementation
- No fillers or additives
- Affordable price point
- GMP-certified production
Cons:
- One-ingredient focus may not be comprehensive enough for some people
- Taste and swallowability of large capsules
2. Neurogan Health: All-In-One Healthy Cell Formula
The Neurogan Health All-in-One cellular vitality product, featuring trans-resveratrol, fisetin, quercetin, pterostilbene, pyrroloquinoline quinone (PQQ), and spermidine, stands out as a well-rounded formula for supporting cellular health through the process of aging.
Quercetin's inclusion in this blend is strategic. It provides its inherent antioxidant benefits and complements the other ingredients.
For instance, quercetin and resveratrol have been shown to work together to enhance each other's efficacy, particularly in supporting cardiovascular health and cellular function [1].
Additionally, quercetin's ability to modulate inflammation adds an essential dimension to the supplement, as chronic inflammation can be a barrier to cellular vitality, especially with aging.
Price: $40
Mg of Quercetin Per Serving: 50 mg
Count: 60 capsules
Other Ingredients:
- Vegetable Cellulose (Capsule)
- Trans-Resveratrol
- Fisetin
- Pterostilbene
- Pyrroloquinoline quinone
- Spermidine
Pros:
- Comprehensive support for aging cells
- Synergistic effects
- Convenience of getting multiple key compounds all at once
- Affordable price point
- GMP-certified production
Cons:
- Complex formulation, which can be difficult to understand how components may interact with other medications or supplements
- Comprehensive formulas like this can cost more than single-ingredient supplements
- Taste and swallowability of large capsules
3. Neurogan Health: Pterostilbene+
Another dietary supplement formulated for healthy aging is the Neurogan Health Ptersotilbene+ capsules.
Pterostilbene is the star of the show, but it's supported by complementary trans-resveratrol and quercetin for a synergistic blend that targets key aspects of cellular health and cardiovascular wellness.
The star ingredient, pterostilbene, is a compound similar to resveratrol but with potentially higher bioavailability. It is renowned for its antioxidant properties, supporting heart health, and aiding in the body's cellular repair processes, which are crucial for healthy aging.
Quercetin aids in maintaining a healthy inflammatory response and supports the overall cardiovascular system. Its inclusion enhances the absorption and effectiveness of both pterostilbene and resveratrol.
Combining these three ingredients creates a dynamic formula to address the needs of aging bodies, particularly concerning heart health.
Price: $30
Mg of Quercetin Per Serving: 160 mg
Count: 60 capsules
Other Ingredients:
- Vegetable Cellulose (Capsule)
- Pterostilbene
- Trans-resveratrol
- Focused Heart Health Support
- Synergistic effects
- Convenience of getting multiple key compounds all at once
- High Bioavailability
- Affordable price point
- GMP-certified production
- Complex formulation, which can be difficult to understand how components may interact with other medications or supplements
- Comprehensive formulas like this can cost more than single-ingredient supplements
- Taste and swallowability of large capsules
4. Thorne: Quercetin Phytosome
The Thorne Quercetin Phytosome is a dietary supplement designed to support individuals suffering from allergy symptoms.
Its formulation is based on quercetin phytosome, a unique form of quercetin bound to phospholipids (fats), which is believed to enhance the bioavailability of quercetin through absorption.
Each capsule contains 250 mg of quercetin phytosome. The recommended dosage is one capsule two to three times a day. This frequent dosing schedule is necessary to maintain consistent levels of quercetin in the body throughout the day. However, some users may find the need to take multiple capsules daily inconvenient or easy to forget.
With a price point of around $38 for a bottle of 60 capsules, the Thorne Quercetin Phytosome can be considered on the higher end of the supplement market. For those taking the maximum recommended dosage, a single bottle will last only 20 days, which could add to monthly costs.
Overall, the Thorne Quercetin Phytosome is a quality product with an advanced quercetin form for enhanced absorption. While it offers the potential benefits of enhanced absorption, the necessity for frequent dosing and its higher price point are factors to consider.
Price: $38
Mg of Quercetin Per Serving: 250 mg
Count: 60 capsules
Other Ingredients:
- Leucine
- Microcrystalline Cellulose
- Hypromellose Capsule
- Silicon Dioxide
Pros:
- Single active ingredient
- Enhanced bioavailability
- Quality Assurance from a reputable brand
Cons:
- Frequent dosing required
- Lower quercetin per capsule
- Costly monthly expense for regular quercetin supplementation
5. Double Wood: Quercetin With Bromelain
Double Wood's Quercetin with Bromelain supplement is a combination product designed to offer the health benefits of both quercetin and bromelain. Priced at $24.95, it provides an affordable option in the supplement market.
Each serving, consisting of two capsules, delivers 1000 mg of quercetin and 200 mg of bromelain. This dosage ratio is formulated to maximize the potential benefits of both components.
Bromelain is an enzyme complex derived from pineapples. It is known for its ability to aid in the digestion and absorption of proteins. Additionally, bromelain has been studied for its anti-inflammatory properties and potential to enhance quercetin's absorption and effectiveness, making it a valuable addition to this supplement.
Price: $24.95
Mg of Quercetin Per Serving: 1000 mg
Count: 60 capsules
Other Ingredients:
- Bromelain
- Hypromellose Capsule
- Rice Flour
- Vegetable Stearate
Pros:
- Potent combination
- High quercetin dosage
- Affordability
- Synergistic effects
Cons:
- Capsule size and dosage
- Bromelain allergies
6. Triquetra: Quercetin Complete with Zinc
Triquetra Quercetin Complete with Zinc appears to be a thoughtfully formulated product, combining quercetin with other supportive ingredients to target allergy symptoms. It features a unique, patent-pending proprietary form of quercetin, known as QuerceFit™, along with vitamin C, zinc, and bromelain.
While the dosage per capsule is on the lower side, the supplement's overall composition and moderate price — $26.99 for a 60-capsule bottle — make it a viable option for those seeking support for allergies.
Price: $26.99
Mg of Quercetin Per Serving: 250 mg
Count: 60 capsules
Other Ingredients:
- Vitamin C (L-Asorbic Acid)
- Zinc
- Bromelain
- Hypromellose Capsule
Pros:
- Synergistic Ingredients
- Focus on allergy support
- QuerceFit for potential enhanced absorption
Cons:
- A lower dose of quercetin
- Proprietary formulas and transparency
- Allergies to bromelain
7. Pure Encaspulations: Quercetin
Pure Encapsulations Quercetin is a premium, straightforward supplement that delivers pure quercetin in a vegan-friendly capsule.
These supplements come in on the primer end at $48.40 for a one-month supply of quercetin capsules. You get 60 capsules in total — each serving, consisting of two capsules, provides 500 mg of quercetin.
The supplement's formula is straightforward, focusing solely on providing a pure dose of quercetin. This simplicity is ideal for those who prefer a no-frills approach to supplementation or those interested in supplement stacking, where they can combine this with other specific supplements without overlap or unnecessary additives.
Price: $48.40
Mg of Quercetin Per Serving: 500 mg
Count: 60 capsules
Other Ingredients:
- Hypoallergenic plant fiber
- Vegetarian Capsule
Pros:
- Pure quercetin formulation
- Ideal for supplement stacking
Cons:
- Expensive
- Dosage frequency
8. NOW: Quercetin with Bromelain
NOW Foods Quercetin with Bromelain presents a well-balanced, affordable option for individuals looking to support their respiratory and immune health. Combining quercetin and bromelain aims to enhance respiratory health and support the immune system.
Priced at an affordable $21.99, it offers a balanced blend of quercetin and bromelain in a 60-capsule bottle, with each serving (two capsules) providing 800 mg of quercetin and 165 mg of bromelain.
NOW Foods is a well-known brand in the dietary supplement industry, noted for its wide range of affordable and quality products. Their reputation adds a layer of trust and reliability to this supplement.
Price: $21.99
Mg of Quercetin Per Serving: 800 mg
Count: 60 capsules
Other Ingredients:
- Bromelain
- Rice flour
- Hypromellose
- Microcrystalline cellulose
- Magnesium Stearate
- Silicon Dioxide
Pros:
- Affordable
- Trusted brand
- Synergistic combination
Cons:
- Bromelain allergy consideration
- Dosage frequency
9. Bulk Supplements: Quercetin Dihydrate Powder
BulkSupplements Quercetin Dihydrate offers a significant dosage of quercetin in a versatile powder form.
While its powdered nature allows for flexible dosing, it may present some inconveniences related to taste, solubility, and storage. This product is a straightforward, no-frills option for individuals seeking a pure quercetin supplement and who are comfortable with the practicalities of using powdered supplements.
Quercetin dihydrate is a particular form of quercetin bound to two molecules of water (dihydrate), which may enhance its stability and absorption in the body.
Price: $21.96
Mg of Quercetin Per Serving: 1000 mg
Other Ingredients: 3.5 ounces
- None
Pros:
- Affordable
- High dosage
- Flexible dosing
- Allergen-free
Cons:
- Powder form may be an inconvenience
- Taste and solubility
10. RenueByScience: Lipo Quercetin
RenueByScience Lipo Quercetin is marketed as a premium liposomal quercetin supplement, priced at $47.95 for a bottle of 90 capsules. Each capsule, serving as one dose, contains 150 mg of liposomal quercetin.
Liposomal quercetin refers to quercetin that has been encapsulated within liposomes — tiny spheres made of a phospholipid bilayer, similar to cell membranes. This proprietary liposomal technology is believed to enhance the absorption and bioavailability of quercetin in the body. It's a proprietary form, meaning the specific formulation is exclusive to the brand.
While proprietary formulations can sometimes be seen as a negative due to a lack of transparency about exact compositions, RenueByScience is generally regarded as a trustworthy brand. However, proprietary products often come with a higher price tag, potentially because of the unique formulation and technology involved.
Price: $47.95
Mg of Quercetin Per Serving: 150 mg
Count: 90 capsules
Other Ingredients:
- Vegetable Cellulose
- Sunflower Lecithin
- Rice Flour
- Microcrystalline Cellulose
Pros:
- Potential for enhanced absorption
- Single active ingredient formula ideal for supplement stacking
- Allergen-free
Cons:
- High cost
- Lower dosage per capsule
How Does Quercetin Work?
Quercetin is best known for its potent antioxidant properties, a big deal in supplements supporting immune system health. It's helpful to think of the body as a city to understand how quercetin delivers its potential health benefits.
Like a city, the body undergoes wear and tear due to daily activities and environmental factors. This is where antioxidants like quercetin come into play.
Imagine antioxidants as the city's maintenance crew, working to repair damage and keep everything running smoothly.
Here are three main areas where a high-quality quercetin supplement might help your system run smoothly.
- Supporting The Body's Free Radicals Defenses: Our bodies are exposed to various elements daily, which can lead to the production of 'free radicals.' These are unstable molecules that can stress our cells, similar to how environmental factors can affect a city. As an antioxidant, quercetin can contribute to the body's natural defenses against the challenges posed by these free radicals.
- Supporting The Immune System The immune system is like the city's defense force, protecting against invaders like viruses and bacteria. Quercetin supports this defense system, helping it to function more effectively. It’s like providing the defense force with better equipment and training.
- Support Healthy Inflammation: In response to various stressors like injury or infection, our body undergoes a natural process that can sometimes be more intense than necessary. Quercetin is found to play a role in supporting the body's natural processes. It contributes to the body's ability to handle these responses, assisting in maintaining a balanced reaction.
Best Quercetin Brands
We've just outlined the best products that feature quercetin as a main ingredient, and now we'd like to highlight some of the key players in the supplement space. These top quercetin brands are known for their exceptional customer support, innovative formulations, and rigorous safety testing.
1. Neurogan Health
Founded by the Brandrup family, Neurogan Health has established itself not just as a brand but as a symbol of trust and quality in the health and wellness industry. The family's Danish heritage inspires the company's dedication to purity, effectiveness, and wellness.
Based in sunny San Diego, where our cGMP (Current Good Manufacturing Practices) certified facility is located, we ensure that every product is created with the utmost care and attention to detail.
When it comes to product formulation, we take a forward-thinking approach by collaborating with researchers from Aalborg University. This partnership is committed to creating thoughtful science-backed formulations.
One of our key strengths is our ability to offer high-quality supplements at an affordable cost by managing the entire production, packaging, and shipment process from our San Diego facility. This direct-to-consumer model keeps costs low and ensures high-quality control and accountability.
2. Thorne
Thorne is a well-established player in the health supplement industry, recognized for its commitment to delivering high-quality products. As a brand, Thorne focuses on creating supplements that adhere to strict standards of purity and potency, ensuring that consumers receive effective and reliable products.
Offering a diverse array of supplements, Thorne caters to a wide range of health needs and preferences. Whether for general wellness, targeted health goals, or specific dietary requirements, Thorne’s product line is designed to address the varied demands of the health-conscious consumer.
With years of experience and a solid reputation, Thorne has established itself as a trustworthy name in the supplement sector. Their products are often recommended by healthcare professionals, underlining the brand's credibility and the respect it commands in the industry.
While Thorne is recognized for its high-quality products and safety standards, consumers need to consider their own health needs and preferences when choosing supplements. As with any brand, individual experiences with Thorne’s products may vary.
3. NOW
NOW Supplements is a widely recognized brand in the health supplement industry, known for its broad availability and approach to providing affordable health solutions. Its range of products covers a wide spectrum of health and wellness needs, making them a go-to option for many consumers.
One of the key strengths of NOW Supplements is its commitment to keeping its products affordable. Its products are easily found in various retail outlets and online stores, enhancing its accessibility to a wide customer base, and it does a good job of striking a balance between cost-efficiency and quality, making them a practical option for everyday health and wellness needs.
What Quercetin Is Best To Take?
Ultimately, the choice of quercetin supplement should align with your health goals, lifestyle, and any specific advice from healthcare professionals.
Whether you opt for capsules, liposomal, other proprietary forms, blended formulas, or powdered quercetin, the key is consistent usage and choosing a dosage that meets your health needs and budget.
Dosage Considerations
Studies on the effective dosage of quercetin are somewhat limited, and dosages can vary widely. Many people take around 500 mg daily for antioxidant support and general immune health, but this can vary based on individual health needs and recommendations from healthcare providers.
The Takeaway: The Best Quercetin Supplements
Selecting the right quercetin supplement is a personal journey that should align with your health needs, preferences, budget, and, sometimes, guidance from healthcare professionals.
Whether you’re looking to boost your antioxidant intake, support your immune system, or enhance your overall well-being, the flavonoid quercetin offers a versatile and beneficial addition to your health regimen.
From the convenience of capsules to the enhanced absorption of liposomal and proprietary forms and the flexibility of powdered quercetin, there's a format to suit every need. The top quercetin supplements we’ve discussed, including renowned brands like Thorne and NOW Supplements and unique formulations from companies like us at Neurogan Health and RenueByScience, highlight the diversity of quercetin available in the market.
Remember, the most effective supplement is the one that fits seamlessly into your lifestyle and meets your specific health requirements.
Resources:
- Mikstacka, R., Rimando, A. M., & Ignatowicz, E. (2010). Antioxidant effect of trans-resveratrol, pterostilbene, quercetin and their combinations in human erythrocytes in vitro. Plant foods for human nutrition, 65, 57-63.
