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Products verified: June 4, 2026
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Flavonoid supplements offer a concentrated dose of these powerful plant compounds, known for their antioxidant and anti-inflammatory properties. Choosing the right supplement can be crucial for effectively supporting your overall health and well-being. Understanding key factors will help you make an informed decision that aligns with your health goals.
Supports inner ear balance: Scientifically formulated to help reduce dizziness, spinning, swaying, and other vertigo-like symptoms associated with poor inner ear function
Clinically tested ingredients: Contains Ginkgo biloba, vitamin D, and a potent vitamin B complex; key nutrients clinically studied in individuals with BPPV (benign paroxysmal positional vertigo)
Doctor recommended brand: From the makers of Lipo-Flavonoid, the number one ENT doctor-recommended brand for ear health and tinnitus support, trusted by physicians for over 60 years
Convenient once daily formula: Easy to swallow caplet taken just once a day; free from gluten, dairy, and artificial colors for safe, daily inner ear support
Promotes hearing and circulatory health: Improves blood flow to the inner ear and supports nutrient absorption, helping maintain overall ear health, balance, and wellness
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 BIOFLAVONOIDS: This product is enhanced with vitamin C for its synergistic effect*
GMP Quality Assured: A-rated, third-party certification means that every aspect of the NOW manufacturing process has been examined. Our in-house laboratories are ISO/IEC accredited for laboratory testing including for stability, potency and product...
Founded in 1968 by Elwood Richard, NOW is one of the largest independent, family- and employee-owned manufacturers of natural products
During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.
#1 Doctor-Recommended Supplement for Ear Ringing - Trusted by ENT doctors as the leading over-the-counter solution for reducing ear ringing.
Clinically Studied Formula - Backed by over 60 years of clinical use & observation for its effectiveness in supporting inner ear health & reducing ear ringing.
Natural Lemon Bioflavonoid Complex - Contains a targeted blend of essential nutrients, including vitamin C, B1, B2, B6, & B12, to promote healthy circulation & optimal ear function.
Optimal Results - For maximum effectiveness, take 2 caplets 3x daily for at least 60 days as part of your daily tinnitus relief routine.
Satisfaction Guaranteed - If you don’t experience relief after 60 days of use as directed, we’ll refund your purchase - just provide your receipt or proof of purchase.
CIRCULATION SUPPLEMENTS & ANTIOXIDANT: Sourced from the peels of six distinct citrus fruits, our flavonoids supplements is standardized to 50% hesperidin, which is recognized for its role in circulation.
3-IN-1 PLANT-BASED FORMULA: Flavonoids for circulation, rutin and quercetin for antioxidant. These flavonoids create a more complete plant-based profile than single-ingredient options.
VEGAN FORMULATION & ANTIOXIDANTS SUPPLEMENT: Bioflavonoids supplements crafted with 100% plant-based ingredients from citrus and japanese pagoda tree. Gluten-free and free from artificial additives. Just two capsules per serving for circulation and...
ULTRA-HIGH STRENGTH FORMULA - 1500MG: This bioflavonoids supplement includes 1500mg of plant-powered ingredients per serving. This includes Citrus Bioflavonoids 1000mg, Quercetin 250mg and Rutin 250mg, offering a substantial intake of these flavonoids.
FORMULATED TO FIT YOUR LIFE: Clarusph specializes in targeted scientific formulations. We deliver high-quality, plant-based supplements developed with a focus on ingredient purity and precise potency for your routine.
SUPPORTS GLP 1 LEVELS AND GUT HEALTH: Eriomin is a unique citrus bioflavonoid extract that may help support digestive wellness by contributing to a balanced intestinal environment and support gut health as part of a healthy lifestyle.
TWO CAPSULES PER DAY FOR 12 WEEKS: Take two capsules (200 mg total) once daily with food to support digestive health and overall wellness. Each bottle contains a full month’s supply
CLINICALLY STUDIED INGREDIENT: Eriomin is a proprietary bioflavonoid extract that is standardized to 70% Eriocitrin, 5% Hesperidin, and 4% Naringin. It has been clinically studied to help support GLP-1 levels and may support positive gut flora.
ROOTED IN QUALITY: Manufactured and Tested in the USA from Globally Sourced Ingredients. Double Wood's GLP-1 Support Supplement is manufactured and tested for safety right here in the USA from Globally Sourced Ingredients. Plus, they are Vegetarian safe...
MADE IN THE USA & THIRD-PARTY TESTED: Double Wood’s GLP-1 Support formula is manufactured and tested in the USA using globally sourced ingredients. Every batch is third-party tested for quality, purity, and consistency.
Does this help with vitamin C absorption? Yes — Swanson Citrus Bioflavonoids Complex contains compounds known as bioflavonoids, which aid the absorption of vitamin C for enhanced immune benefits.*
Does this support the immune system? Yes — this dietary supplement offers powerful antioxidant support and aids vitamin C absorption to encourage immune health.*
How potent is this formula? Each capsule delivers a standardized 50% bioflavonoid content for consistent quality and effectiveness in every serving.*
What ingredients are included? Our supplement includes bioflavonoids from bitter orange, along with rose hips extract and acerola cherry for a comprehensive formula.
Can I trust the quality of this supplement? Swanson is a name you can rely on — our products are manufactured to the highest standards, ensuring you get trusted quality, every time.
Tri-Complex – A hardworking antioxidants supplement, Nature's Life Lemon Bioflavonoids provide 1000mg of citrus bioflavonoids and 100mg each of Hesperidin and Rutin – the perfect trifecta for antioxidant support.
Flavonoids to the Rescue – Polyphenols naturally found in lemons and other citrus fruits, bioflavonoids support cellular health by helping to neutralize free radicals and may help the body absorb and utilize all-important Vitamin C.
GMP Certified – GMP stands for Good Manufacturing Practice, and it ensures that all the products we make – including our bioflavonoids supplements – follow stringent quality standards. We even document each step of the manufacturing process.
Our Policy is Quality – All supplements are not created equal and “less than” will not stand at Nature’s Life. We craft and source our products with exceptional care, turn away 90% of new raw ingredients and triple-test every product to ensure...
Love Your Mother Earth – Our products help fill nutritional gaps without taking away from the earth – and we put our money where our mouth is. We’re members of 1% for the Planet, meaning that we donate 1% of our annual sales to go towards...
Diosmin is a flavonoid found in citrus fruits. Flavonoids made from natural plant compounds that protect your body from free radicals and other unstable molecules. Leg Comfort & Energy – Helps reduce sensations of heaviness, swelling, and daily fatigue...
Hesperidin is a flavanone glycoside found in citrus fruits. Its aglycone form is called hesperetin. Its name is derived from the word "hesperidium", for fruit produced by citrus trees.
Horse Chestnut extract has powerful antiphlogistic properties aescin from castaño de Indias. Circulation & Inflammatory Response – Promotes healthy blood flow, vein strength, capillary health, lymphatic drainage, and supports the body’s natural...
Flavonoids- we develop and produce in Poland, according to the HACCP, GMP and ISO 9001 Quality Standards. Our products are vegan certified, gluten and lactose-free.
Relief for Ringing Ears: Provides targeted support for persistent ringing, buzzing, & noise sensitivity, helping promote overall inner ear health
#1 Doctor Recommended Brand: Trusted by ENT specialists as a leading over-the-counter supplement for supporting ear ringing & inner ear function
Clinically Studied Formula: Contains lemon bioflavonoids plus vitamins C, B1, B2, B6, B12, & calcium to support healthy circulation & auditory system function
Daily Support Routine: Designed for consistent use, take 2 caplets 3 times daily for at least 60 days to support optimal results
60-Day Satisfaction Guarantee: If you don’t experience improvement when used as directed, you can request a full refund with proof of purchase
Last update on 2026-06-04 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Flavonoid Vitamin Supplements
Key Factors When Choosing a Flavonoid Supplement
When selecting a flavonoid supplement, consider the following:
Source and Purity: Look for supplements derived from high-quality, natural sources like fruits, vegetables, or specific botanicals. Check for third-party testing certifications (e.g., NSF, USP) to ensure purity, potency, and absence of contaminants. This verification provides an extra layer of confidence in the product's quality.
Type of Flavonoid and Bioavailability: Different flavonoids offer varied benefits (e.g., quercetin, rutin, hesperidin). Research which types align with your health objectives. Additionally, consider the supplement's bioavailability – how well your body can absorb and utilize the compound. Look for formulations designed for enhanced absorption if available.
Dosage and Form: Flavonoid supplements come in various forms, including capsules, tablets, and powders. Ensure the dosage is clearly stated and aligns with recommended daily intake or the specific needs you are addressing. It's often beneficial to start with a lower dose and gradually increase as needed, consulting with a healthcare professional.
Frequently Asked Questions
What are flavonoids and what are their benefits?
Flavonoids are a diverse group of phytonutrients found in plants, renowned for their antioxidant and anti-inflammatory properties. They play a role in protecting cells from damage, supporting cardiovascular health, and potentially reducing the risk of chronic diseases.
Are flavonoid supplements safe for everyone?
For most healthy adults, flavonoid supplements are generally considered safe when taken as directed. However, individuals with pre-existing medical conditions, pregnant or breastfeeding women, and those taking medications should consult a healthcare professional before use.
How should I take flavonoid supplements?
The best way to take flavonoid supplements often depends on the specific product and its formulation. Many are recommended to be taken with food to enhance absorption and minimize potential stomach upset. Always follow the dosage instructions on the product label or as advised by your healthcare provider.
Can I get enough flavonoids from diet alone?
It is possible to obtain flavonoids from a balanced diet rich in fruits, vegetables, tea, and dark chocolate. However, supplements can provide a more concentrated and consistent dose, which may be beneficial for individuals who struggle to meet their needs through diet alone or are seeking targeted health support.
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