Best Powder Flavonoid Supplements of 2026

Elisa Drew Avatar
Elisa Drew
Last Updated: Jan 20, 2026

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Powder flavonoid supplements are a popular type of dietary supplement that contains high levels of flavonoids. These supplements are derived from natural sources, such as fruits, vegetables, and herbs, and are often used to promote overall health and wellness. Flavonoids are known for their antioxidant and anti-inflammatory properties, which can help to reduce the risk of chronic diseases, such as heart disease, cancer, and diabetes. Powder flavonoid supplements are available in a variety of flavors and can be easily mixed into water, juice, or smoothies for convenient consumption.

At a Glance: Our Top Picks

Black Forest High Flavanol Cocoa Powder Cover #TOP 1
Black Forest High Flavanol Cocoa Powder
ftb score rating icon 9.9
Clean Nutraceuticals Immune Support Complex Cover #TOP 2
Clean Nutraceuticals Immune Support Complex
ftb score rating icon 9.8
POWERED X PLANTS High Flavanol Cocoa Powder Cover #TOP 3
POWERED X PLANTS High Flavanol Cocoa Powder
ftb score rating icon 9.6

Top 10 Powder Flavonoid Supplements

#TOP 1

Black Forest High Flavanol Cocoa Powder

14 ounces
Black Forest High Flavanol Cocoa Powder Cover
Black Forest High Flavanol Cocoa Powder (1200mg Flavanols & Flavonoids Supplements) 10X More Flavanols (Epicatechin) Than Cocoa & 600mg of Epicatechin Supplement for Heart Health, Nitric Oxide & Energy

The Black Forest Cocoa Flavanols supplement offers a powerful dose of 1200mg per serving, combining 600mg of flavanols and 600mg of flavonoids to support your heart and overall health. These compounds work together to improve blood flow, which helps deliver oxygen and nutrients more efficiently throughout your body. The supplement is especially rich in epicatechin, a flavanol that boosts nitric oxide levels, promoting better circulation and energy. By choosing this product, you benefit from a carefully sourced and minimally processed cocoa powder designed to enhance your muscle function, cardiovascular health, and reduce inflammation and oxidative stress.

What We Like
Enhances mood and energy
Good in coffee or smoothies
Healthy supplement option
Rich, dark chocolate taste

Clean Nutraceuticals Immune Support Complex

QDEFEND
Natural
Clean Nutraceuticals Immune Support Complex Cover
Clean Nutraceuticals Quercetin Zinc Vitamin C Vitamin D Bromelain Elderberry - Lung Immune Support Supplement Adults with Artemisinin, Sea Moss, Echinacea, Allergy Relief

Clean Nutraceuticals Immune Blend is a comprehensive 18-in-1 immunity complex that comes in a 30-serving bottle, providing a 30 Day Supply to help boost your immune system. The rapid absorption formula ensures quick effectiveness without added sugars. With essential ingredients like vitamin C, vitamin D3, elderberry, and more, this blend offers powerful support all year round. Simplify your supplement routine with just one daily serving packed with antioxidants to aid your wellness journey.

What We Like
Comprehensive immune support blend
Easy to take
Effective during illness
Good value
Combines multiple supplements
#TOP 3

POWERED X PLANTS High Flavanol Cocoa Powder

14 ounces
POWERED X PLANTS High Flavanol Cocoa Powder Cover
High Flavanol Cocoa Powder 1500mg Flavanols 12X More Epicatechin than Cocoa | 700mg Epicatechin - Premium Antioxidant Flavonoids for Heart, Brain, Nitric Oxide & Circulation | Dark Cacao PoweredxCocoa

The POWERED X High Flavanol Cocoa offers a powerful boost with 1500mg of cocoa flavanols per serving, helping you support healthy blood flow and protect your cells with antioxidants. It contains 700mg of epicatechin, which is known to enhance heart health and improve muscle performance by promoting better circulation and nutrient delivery throughout your body. This cocoa powder also supports brain function and overall vitality by fighting oxidative stress and improving oxygen use. Plus, it has a rich dark chocolate flavor that’s perfect for adding to smoothies, baking, or coffee, making it an enjoyable and nutritious addition to your daily routine.

What We Like
High flavanol content
Supports cardiovascular health
Enhances brain function
Rich dark chocolate flavor
Vegan and clean ingredients

Naturebell Quercetin 1000mg | 240 Capsules

QU300C
Naturebell Quercetin 1000mg | 240 Capsules Cover
NatureBell Quercetin1000mg Per Serving | 240 Capsules, Ultra Strength Quercetin Supplement | Bioflavonoids for Healthy Immune Support, Third Party Tested, Non-GMO & No Gluten

Naturebell Quercetin 1000mg is a powerful and natural antioxidant nutritional supplement that offers daily immune system health support. It contains activated quercetin that retains a 95% purity level with every serving, and is in the highest bioavailable form known as quercetin dihydrate. It is a natural herbal ingredient that is necessary for both mens and womens health, and provides important active properties like flavonoids to help support immune defense, heart health, sugar glucose maintenance, and overall longevity. Customers have reported positive results in preventing the common cold and flu, and have found relief from congestion, sore throat, cough, body ache, and fatigue.

What We Like
Fast shipping
High potency dosage
Easy to swallow capsules
Good value for quantity
Sealed, clear packaging
#TOP 5

Sandhu's Quercetin 500mg Capsules 120 Count

SP-0064
Sandhu's Quercetin 500mg Capsules 120 Count Cover
Quercetin 500mg Vegetarian Capsules 120 Count | 1000mg Per Serving of 2 Capsules | Immune Support Supplements For Respiratory, Cellular Health & Seasonal Allergies | Quercitin for Men & Women Immunity

Sandhu's Quercetin 500mg is designed to support your immune and respiratory health throughout the year by providing a potent dose of quercetin dihydrate in each capsule. This supplement offers a highly pure form of quercetin, standardized to 95%, which means you get a stronger and more effective antioxidant compared to many other options. Each serving delivers 1000mg of this bioavailable nutrient, helping you maintain cellular health and ease oxidative stress. Rich in bioflavonoids, this formula supports your immune system naturally, making it a convenient choice for those looking to boost their overall wellness with a trusted supplement.

What We Like
Improved overall health
Easy to swallow capsules
Affordable price
Reduces mucus and allergies
Prevents infections

GADE NUTRITION BOOST YOUR HEALTH Quercetin Supplements

GADE NUTRITION BOOST YOUR HEALTH
GNQ721
GADE NUTRITION BOOST YOUR HEALTH Quercetin Supplements Cover
Gade Nutrition Quercetin with Bromelain Vitamin C and Zinc Vitamin D3 | Immune Support Supplement in Capsules | Non-GMO, Gluten-Free, Vegan | Made in The USA | 2 Month Supply

GADE NUTRITION BOOST YOUR HEALTH Quercetin Supplements are a potent combination of Quercetin, Bromelain, Vitamin C, D, and Zinc that work together to boost the immune system, support healthy aging, and promote normal respiratory function. With 1000mg of Quercetin per serving, these supplements are offered in veggie capsules to suit most diet preferences and are made with non-GMO, gluten-free, and vegan ingredients. The capsules are also free of sugar, stimulants, binders, filters, allergens, and chemical or synthetic substitutes. Manufactured in the USA in an FDA-registered laboratory that is GMP certified, these supplements are of high quality and purity.

What We Like
Supports immune system
No stomach upset
Includes zinc, vitamin C, D3, bromelain
Effective for colds and viruses
Made in the USA
#TOP 7

aSquared Nutrition Quercetin 500mg Supplement - 200 Capsules

quercetin_200ct_asquared
aSquared Nutrition Quercetin 500mg Supplement - 200 Capsules Cover
aSquared Nutrition Quercetin 500mg Supplement - 200 Capsules - Quercetin Dihydrate to Support Cardiovascular Health - Max Strength Powder Complex Pills to Help Improve Immune Response

aSquared Quercetin Supplement is a maximum strength formula that contains 500mg of Quercetin powder per capsule and 200 vegetable capsules per bottle for a full 200-day supply. Quercetin is a powerful antioxidant and free radical scavenger that helps protect the body from cell membrane damage & DNA alterations. Quercetin supplementation may support immune and skin health, and cardiovascular health. Additionally, Quercetin helps fight allergies, supports circulation, supports mood & energy levels, and may help protect your kidneys, brain & liver. This vegan formula does NOT contain preservatives, soy, gluten, dairy or extraneous fillers. Made in the USA, in a GMP compliant facility, our products undergo rigorous testing to ensure quality & purity.

What We Like
Maximum strength formula
Powerful antioxidant
Supports immune & cardiovascular health
#TOP 8

Designs for Health Fizzy Vitamin C Drink Powder

CBF180
5 Ounce (Pack of 1)
Designs for Health Fizzy Vitamin C Drink Powder Cover
Designs for Health C+BioFizz Fizzy Vitamin C Drink Powder High Potency Powder with Bioflavonoids - Immune + Antioxidant Support - Vegan (36 Servings / 144g)

Designs for Health Fizzy Vitamin C Drink Powder is a vegan, high-potency vitamin C powder with bioflavonoids for immune and antioxidant support. The effervescent orange-flavored powder has potassium bicarbonate as a buffering agent and contains three unique bioflavonoids to work in synergy with vitamin C to keep collagen in good condition. It has no artificial sweeteners and is Non-GMO, Gluten-Free, Dairy-Free, and Soy-Free. Recommended by over 50,000 doctors, Designs for Health is the physician's choice for top quality professional strength supplements since 1989.

What We Like
Great taste
Easy to dissolve
Boosts energy
High quality ingredients
Supports recovery
#TOP 9

JOYLI Quercetin Gummies

JN-QG-60-FBA-Main-SugarFree
JOYLI Quercetin Gummies Cover
JOYLI Quercetin Gummies - Quercetin with Bromelain Zinc Vitamin C & Vitamin D3 - Quercetin Supplement 500MG for Immune System & Allergy - Quercetin for Kids and Adults - 60 Quercetin Chewable

Protect your immune system and respiratory functions with JOYLI Quercetin Gummies. These organic gummies contain 500mg of quercetin, zinc, vitamin C, and vitamin D3, providing a first line of defense against environmental challenges. The super quercetin complex, enriched with zinc vitamins, activates cell protection for better respiratory and lung function. With year-round protection, these gummies assist with allergies, reduce oxidative stress, improve arterial functioning, and deliver vital antioxidants. JOYLI Quercetin Gummies are a delicious way to boost your daily antioxidant intake, ensuring that you feel your best year-round. Produced in the USA according to cGMP manufacturing compliance, you can trust in the quality of every gummy.

What We Like
Year-round protection against allergies
Enriched with zinc vitamins for better respiratory and lung function
May assist with reducing oxidative stress
#TOP 10

Luma Nutrition Quercetin 500mg with Bromelain

Luma Nutrition Quercetin 500mg with Bromelain Cover
Luma Nutrition Quercetin 500mg - Quercetin with Bromelain Supplement - Antioxidant - Immune Support - Vegan & Gluten-Free - 60 Capsules

The Luma Nutrition Quercetin Supplement offers 500mg of high-quality quercetin combined with bromelain, a natural enzyme from pineapples. This blend helps you absorb nutrients better while minimizing digestive discomfort often caused by stronger quercetin doses. It acts as a powerful antioxidant to protect your skin and body from damage caused by free radicals, supporting long-term vitality. The supplement also boosts your immune system and promotes heart health, helping you maintain a healthy weight. Each bottle provides a month’s supply, making it easy to keep up your daily natural allergy support and save money with regular use.

What We Like
High-quality quercetin dose
Improved nutrient absorption
Antioxidant skin protection
Immune and heart support
Monthly supply convenience
Buying Guide Image
Editor's Notes

During our powder flavonoid supplement research, we found 24 powder flavonoid supplement products and shortlisted 10 quality products. We collected and analyzed 142,246 customer reviews through our big data system to write the powder flavonoid supplements list. We found that most customers choose powder flavonoid supplements with an average price of $23.80.

The powder flavonoid supplements are available for purchase. We have researched hundreds of brands and picked the top brands of powder flavonoid supplements, including Black Forest, Clean Nutraceuticals, POWERED X PLANTS, NatureBell, Sandhu's. The seller of top 1 product has received honest feedback from 158 consumers with an average rating of 4.3.

Written by
Elisa Drew Avatar

Elisa Drew is a really professional copywriter specializing in baby products with five years of experience working as a pediatrician once. She has published a series of baby books purchased by over thirty thousand people in the United States.