Best Flavonoid Supplement in 2022 [*Top Picks*]

Looking for the best flavonoid supplement on the market? We’ve got you covered. Check out our ratings of absolute bestsellers below and make a final decision.

801 Reviews Scanned

  • NOW Supplements, Citrus Bioflavonoids 700mg, Supports Immune System*, Cell Defense*, 100 Capsules
    Bestseller #1
    NOW Supplements, Citrus Bioflavonoids 700mg, Supports Immune System*, Cell Defense*, 100 Capsules (386)
      SUPPORTS IMMUNE SYSTEM*: Among the many attributes of bioflavonoids is their ability to support a healthy immune system response and to promote the maintenance of a healthy vascular system.* WITH ASCORBIC ACID AND RUTIN: This product is enhanced with vitamin C for its synergistic effect.* CLASSIFICATIONS/CERTIFICATIONS: Non-GMO, Kosher Contains Gelatin, Soy Free GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation). Packaged in the USA by a family owned and operated company since 1968. During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.
  • Lipo-Flavonoid Plus Ear Health Supplement, Tinnitus Treatment, #1 ENT Doctor Recommended for Ear Ringing, Lemon, 150 Count
    Bestseller #1
    Lipo-Flavonoid Plus Ear Health Supplement, Tinnitus Treatment, #1 ENT Doctor Recommended for Ear Ringing, Lemon, 150 Count (384)
      DOCTOR RECOMMENDED: considered by ENTs to be the most effective over-the-counter solution to reduce ear ringing NATURAL LEMON BIOFLAVONOID COMPLEX: contains Vitamins C, B1, B2, B6, B12, Calcium, Choline Bitartrate, Inositol, Niacin and Pantothenic Acid to provide nutritional support for the inner ear for people with tinnitus and Meniere's syndrome CLINICALLY STUDIED: therapeutic benefit has been widely recognized in over 50 years of use and observation for the treatment of tinnitus RECOMMENDED REGIMEN: take 2 caplets 3 times a day (6 caplets total each day) for at least 60 days MONEY BACK GUARANTEE: if you don’t find relief from ringing in the ears with use as directed for 60 days, we will refund your purchase. Must have receipt or proof of purchase to qualify.
  • Citrus Bioflavonoids Complex | 1500mg | 300 Caplets | Vegetarian, Non-GMO, and Gluten Free Formula | Value Size Supplement | by Horbaach
    Bestseller #1
    Citrus Bioflavonoids Complex | 1500mg | 300 Caplets | Vegetarian, Non-GMO, and Gluten Free Formula | Value Size Supplement | by Horbaach (39217)
      CITRUS BIOFLAVONOIDS: Strong source of antioxidants discovered in nature from citrus fruits COMPLEX FORMULA: Delivers a powerful 1,500 mg bioflavonoid complex per serving in coated caplets EXPERTLY CRAFTED: Our premium formula is backed by our commitment to purity and potency HORBAACH MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed! VEGETARIAN FORMULA: Naturally free of Gluten, Wheat, Artificial Flavor, Preservatives & Non-GMO
  • Lipo-Flavonoid Plus Ear Health Supplement | 100 Caplets | #1 ENT Doctor Recommended for Ear Ringing | Most Effective Over the Counter Tinnitus Treatment
    Bestseller #1
    Lipo-Flavonoid Plus Ear Health Supplement | 100 Caplets | #1 ENT Doctor Recommended for Ear Ringing | Most Effective Over the Counter Tinnitus Treatment (386)
      #1 DOCTOR RECOMMENDED: considered by ENTs to be the most effective over-the-counter solution to reduce ear ringing. NATURAL LEMON BIOFLAVONOID COMPLEX: contains Vitamins C, B1, B2, B6, B12, Calcium, Choline Bitartrate, Inositol, Niacin and Pantothenic Acid to provide nutritional support for the inner ear for people with tinnitus and Meniere's syndrome. CLINICALLY STUDIED: therapeutic benefit has been widely recognized in over 50 years of use and observation for the treatment of tinnitus. RECOMMENDED REGIMEN: take 2 caplets 3 times a day (6 caplets total each day) for at least 60 days. MONEY BACK GUARANTEE: if you don’t find relief from ringing in the ears with use as directed for 60 days, we will refund your purchase. Must have receipt or proof of purchase to qualify.
  • Lipo-Flavonoid Plus Ear Health Supplement | 500 Caplets | #1 ENT Doctor Recommended for Ear Ringing | Most Effective Over the Counter Tinnitus Treatment
    Bestseller #1
    Lipo-Flavonoid Plus Ear Health Supplement | 500 Caplets | #1 ENT Doctor Recommended for Ear Ringing | Most Effective Over the Counter Tinnitus Treatment (386)
      #1 DOCTOR RECOMMENDED: considered by ENTs to be the most effective over-the-counter solution to reduce ear ringing. NATURAL LEMON BIOFLAVONOID COMPLEX: contains Vitamins C, B1, B2, B6, B12, Calcium, Choline Bitartrate, Inositol, Niacin and Pantothenic Acid to provide nutritional support for the inner ear for people with tinnitus and Meniere's syndrome. CLINICALLY STUDIED: therapeutic benefit has been widely recognized in over 50 years of use and observation for the treatment of tinnitus. RECOMMENDED REGIMEN: take 2 caplets 3 times a day (6 caplets total each day) for at least 60 days. MONEY BACK GUARANTEE: if you don’t find relief from ringing in the ears with use as directed for 60 days, we will refund your purchase.
  • NOW Supplements, Super Antioxidants with Herbal Extracts and a Broad Spectrum of Flavonoids, 120 Veg Capsules
    Bestseller #1
    NOW Supplements, Super Antioxidants with Herbal Extracts and a Broad Spectrum of Flavonoids, 120 Veg Capsules (386)
      PHYTOFLAVONOID FORMULA: Including green tea extract, milk thistle extract, turmeric root extract, quercetin, bromelain extract, rosemary, grape seed extract, ginkgo biloba extract, ginger root, hawthorn extract, cranberry powder, and bilberry extract. VEGAN, COMPREHENSIVE BLEND: Filled with herbal extracts and helps to maintain optimal health.* CLASSIFICATIONS/CERTIFICATIONS: Vegan/Vegetarian, Quality GMP Assured, Soy Free, Sugar Free, Nut Free, Dairy Free, Egg Free, Corn Free, Low Sodium, Made Without Gluten GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation). Packaged in the USA by a family owned and operated company since 1968. During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.
  • Solgar Citrus Bioflavonoid Complex 1000 mg, 250 Tablets - Antioxidant Support - Promotes Optimal Health - Non-GMO, Vegan, Gluten Free, Dairy Free, Kosher - 250 Servings
    Bestseller #1
    Solgar Citrus Bioflavonoid Complex 1000 mg, 250 Tablets - Antioxidant Support - Promotes Optimal Health - Non-GMO, Vegan, Gluten Free, Dairy Free, Kosher - 250 Servings (1140)
      Supports Optimal Health; Citrus Bioflavonoids comprise a group of water-soluble plant pigments found in foods such as oranges & lemons; This formulation offers natural, citrus bioflavonoids to promote and support optimal health Antioxidant; Citrus bioflavonoids possess antioxidant properties that help fight cell-damaging free radicals in the body Gluten, Wheat & Dairy Free; Solgar Citrus Bioflavonoid Complex is non-GMO, vegan, kosher, and free of: gluten, wheat, dairy, soy, yeast, sugar, sodium, artificial flavor, sweetener, preservatives, and color The Gold Standard: For over 70 years, Solgar has been committed to quality, health, and well-being. Our mission is to create the finest nutritional supplements in small batches, through tireless research, using only the finest raw materials
  • Pure Encapsulations Essential-C & Flavonoids | Vitamin C Supplement for Antioxidant, Immune and Vascular Support* | 90 Capsules
    Bestseller #1
    Pure Encapsulations Essential-C & Flavonoids | Vitamin C Supplement for Antioxidant, Immune and Vascular Support* | 90 Capsules (53292)
      Immune Support: Essential-C and flavonoids help maintain a healthy immune system as well as healthy cell function.* Highly Absorbable: Essential-C & flavonoids provides highly absorbable vitamin C and flavonoid compounds for synergistic antioxidant, immune and vascular integrity support.* Antioxidant Support: Includes bioflavonoids, quercetin and rutin, which are free radical scavengers that complement the role of vitamin C.* Pure Quality: Our supplements are made with only premium ingredients sourced from trusted suppliers and guided by our nutritional experts, then carefully manufactured and tested to verify their potency and purity. Pure Difference: What makes us different isn't just our process or what goes into our supplements -- what we leave out matters, too. Pure Encapsulations products are FREE FROM wheat, eggs, tree nuts & peanuts, gluten, artificial colors, flavors & sweeteners, coatings and shellacs, GMOs, and unnecessary binders, fillers & preservatives.
  • Lipo-Flavonoid Plus Ear Health Supplement ENT Doctor Recommended for Ear Ringing Most Effective Over The Counter Tinnitus Treatment, Lemon, 72 Count
    Bestseller #1
    Lipo-Flavonoid Plus Ear Health Supplement ENT Doctor Recommended for Ear Ringing Most Effective Over The Counter Tinnitus Treatment, Lemon, 72 Count (386)
      DOCTOR RECOMMENDED: considered by ENTs to be the most effective over-the-counter solution to reduce ear ringing NATURAL LEMON BIOFLAVONOID COMPLEX: contains Vitamins C, B1, B2, B6, B12, Calcium, Choline Bitartrate, Inositol, Niacin and Pantothenic Acid to provide nutritional support for the inner ear for people with tinnitus and Meniere's syndrome CLINICALLY STUDIED: therapeutic benefit has been widely recognized in over 50 years of use and observation for the treatment of tinnitus RECOMMENDED REGIMEN: take 2 caplets 3 times a day (6 caplets total each day) for at least 60 days MONEY BACK GUARANTEE: if you don’t find relief from ringing in the ears with use as directed for 60 days, we will refund your purchase. Must have receipt or proof of purchase to qualify.
  • Lemon Bioflavonoids Complex 1400 mg | 200 Capsules | with Rutin and Hesperidin | Non-GMO, Gluten Free Supplement | by Horbaach
    Bestseller #1
    Lemon Bioflavonoids Complex 1400 mg | 200 Capsules | with Rutin and Hesperidin | Non-GMO, Gluten Free Supplement | by Horbaach (39217)
      BIOFLAVONOIDS COMPLEX: We've combined phenolic compounds from Lemon, Hesperidin and Rutin OPTIMAL FORM: Get triple action support with convenient, quick-release capsules! EXPERTLY CRAFTED: Our professional formula is backed by our commitment to purity and potency HORBAACH MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed! NATURALLY FREE OF: Gluten, Wheat, Yeast, Milk, Lactose, Artificial Flavor & Artificial Sweetener
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How to choose the best flavonoid supplement: Our Buyer's Guide & Tips ##.

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Are you having trouble choosing the best flavonoid supplement? We have prepared this flavonoid supplement buying guide to make the whole thing less complicated and time-consuming for you.

Although we provide comprehensive product information and up-to-date flavonoid supplement reviews, you should be able to evaluate items on your own. Some or all of these questions may be on your mind now:

  • Do I really need flavonoid supplement? \

  • What should I look for when buying flavonoid supplement? \

  • Who makes the best flavonoid supplement? \

  • Are the best rated flavonoid supplement options worth the money? \

  • How long should the warranty be? \

  • How do I know if I can trust a manufacturer? \

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    Read & compare flavonoid supplement reviews \

Obviously, you may have far more questions about flavonoid supplement than those listed above. No one can guess them all, but what we can do is to provide you with all the necessary knowledge to do additional research to find out all the important aspects.

You can use various resources to get the information you need: flavonoid supplement buying guides, websites that collect customer reviews, testimonials, official technical details, forums, etc. Thorough research is crucial if you want to buy the best flavonoid supplement for your budget.

On our website, you will already get a comprehensive buyer's guide with authentic and up-to-date information about flavonoid supplement. We apply proprietary AI technology and Big Data analytics. This has allowed us to create the most comprehensive guidelines and rank every flavonoid supplement on the list based on multiple metrics.

*How we score each flavonoid supplement \ *

During flavonoid supplement testing, our experts thoroughly record all product information without seeing the results of web research. This allows them to report without bias. If you don't have enough time to do all the necessary research, you are welcome to let us help you.

Each review focuses on the following product aspects:

  1. Customer reviews and ratings - we always take into account the positive and negative experiences of real users; \

  2. *Brand Value - *flavonoid supplement brands usually compete by offering unique features, but they are not always worth your attention. We will find out for you; \

  3. Properties- what specifications are important to flavonoid supplement; \

  4. Article Quality - even the most popular flavonoid supplement manufacturers don't always give you what you pay for, but may offer more value than you expect. We always pay attention to the latter; \

  5. Reliability of the item - this represents the true durability and life of flavonoid supplement; \

  6. Price - sometimes this is the most important aspect when you really need a flavonoid supplement but your budget is limited. Fortunately, there are good items in both affordable and premium segments; \

  7. Advantages and disadvantages - we do not hide the objective disadvantages of a flavonoid supplement, even if they are important only for a small part of potential owners. \

We are working to make sure you get all the benefits of flavonoid supplement, so please feel free to contact us here if you notice anything irrelevant or misleading. We greatly appreciate your support and time. You can also read about us to learn more about our approach and vision.

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