Best Lemon Flavonoid Vitamin Supplements in 2026

Immune, muscle, teeth and bone health support supplement: contains one 100 count bottle of Nature Made Vitamin D3 2000 IU (50 mcg) Tablets for a 100-day supply

Nature Made Vitamin D 2000 IU tablets support bone health, teeth health, muscle health, and provide immune support

These Vitamin D 2000IU tablets help improve calcium absorption and contain 50mcg of Vitamin D 3, the body’s preferred form of Vitamin D

Immune support supplement: contains one 150 count bottle of Nature Made Vitamin C 250 mg Gummies for a 75-day supply

These Vitamin C supplements help support the immune system and help neutralize free radicals in the body

Vitamin C is an antioxidant that helps support your immune system, increases Iron absorption, and is needed for Collagen synthesis to support overall skin health

Contains a combination of Quercetin, identity-preserved (IP) Vitamin C, Rose Hips, acerola, citrus Bioflavonoids, Hesperidin, rutin and pineapple bromelain in vegetable capsules

Antioxidant protection healthy immune function

90 vegetable capsules, 45 servings

➕ Source of Antioxidants - Quercetin is found in grapes and berries, which are flavonoids that has antioxidant properties. Antioxidants are essential for overall health and wellness.* And, our Quercetin dihydrate powder, a quercetin supplement, to your daily routine for a daily dose of antioxidants!*

🟠 Boosts Immune Health - Quercetin, or Quercetin dihydrate, is one of the antioxidants available as supplements. Supplementing with our Quercetin Dihydrate powder or Quercetin powder, an antioxidants supplement, may help support and fortify the immune system, making it an ideal addition to anyone who leads a healthy lifestyle!*

✨ Pure, Vegan & Gluten Free - Our Quercetin dihydrate powder are pure and clean supplement, as well as it's gluten free, soy free, and dairy free. Add our Quercetin powder, one of our antioxidant supplements, in your diet and routine. Not only that it's pure, our supplement does no contain added sugars!

➕ Source of Antioxidants - Quercetin is found in grapes and berries, which are flavonoids that has antioxidant properties. Antioxidants are essential for overall health and wellness.* And, our Quercetin dihydrate powder, a quercetin supplement, to your daily routine for a daily dose of antioxidants!*

🟠 Boosts Immune Health - Quercetin, or Quercetin dihydrate, is one of the antioxidants available as supplements. Supplementing with our Quercetin Dihydrate powder or Quercetin powder, an antioxidants supplement, may help support and fortify the immune system, making it an ideal addition to anyone who leads a healthy lifestyle!*

✨ Pure, Vegan & Gluten Free - Our Quercetin dihydrate powder are pure and clean supplement, as well as it's gluten free, soy free, and dairy free. Add our Quercetin powder, one of our antioxidant supplements, in your diet and routine. Not only that it's pure, our supplement does no contain added sugars!

THE HEALTH BENEFITS OF RED GRAPES, ONIONS & APPLES – Quercetin is a flavonoid found in red grape skins, red onions, apples and other food sources. It supports healthy cellular function, cardiovascular health and encourages a healthy immune response, especially to seasonal challenges

EXTRA IMMUNE SUPPORT - While quercetin is known for immune health benefits, it comes with a supporting cast in our formula. Our Optimized Quercetin is augmented with vitamin C and camu-camu extract for additional immune support

QUERCETIN & YOUR HEART - Quercetin promotes cardiovascular health by protecting the integrity of your vascular endothelium. It also supports already-healthy cholesterol levels

Sambucus elderberry gummies are made from European black elder (Sambucus nigra L.) has been traditionally used as a winter remedy for immune support.* Made with our unique, full spectrum black elderberry extract, ensuring Flavonoid BioActives content, which has been tested and shown to be active within the body.

Elderberry gummies are made from a unique cultivar of black elderberries with a higher level of naturally-occurring flavonoids; each serving delivers 50 mg of black elderberry extract, with vitamin C and Zinc.

Black elderberry extract is standardized to BioActives (flavonoids).

PURE QUERCETIN 500MG - Each capsule of vegan Quercetin supplement contains 500mg of Quercetin. Our Quercetin capsules contain Sophora Japonica which is derived from from Japanese Cord Tree Flower Extract and are naturally present in fruit, vegetables and herbs, and are a class of powerful phytochemicals. They help maximise the benefits of Vitamin C as they prevent the breakdown of this immune supporting vitamin in the body

QUERCETIN IS NATURALLY HIGH IN ANTIOXIDANT AND BIOFLAVONOIDS - When you are looking for an antioxidant supplement, flavonoids supplements New leafs Quercetin is all you need. You'll be surprised to know that Quercetin is a more potent and trusted antioxidant source compared to Vitamin C

QUERCETIN IS NATURALLY HIGH IN ANTIOXIDANT AND BIOFLAVONOIDS - When you are looking for an antioxidant supplement, flavonoids supplements New leafs Quercetin is all you need. You'll be surprised to know that Quercetin is a more potent and trusted antioxidant source compared to Vitamin C

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

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

WHAT ARE CITRUS BIOFLAVONOIDS: Citrus Bioflavonoids are comprised of a group of water-soluble plant pigments that are found in citrus foods like lemons and oranges and contribute to the colorful look of these food

ANTIOXIDANT: Citrus bioflavonoids possess antioxidant properties in order to help the body fight off cell-damaging free radicals

OPTIMAL HEALTH: The formulation of Solgar Citrus Bioflavonoids offers natural, citrus bioflavonoids in order to support optimal health

Quercetin with Bromelain Supplement: Per serving (2 gummies) contains 1000mg quercetin and 200mg bromelain. Both are derived from natural fruit extracts. Quercetin is a powerful antioxidant and present in many vegetables, and bromelain comes from the pineapple stem.

Health Benefits: Quercetin gummies support immune system health, support lungs and healthy breathing.

High Dose & High Potency: The dose of quercetin is 500 to 1,000 mg per day, suitable for both adults and children. Bromelain helps increase the bioavailability and positive benefits of the flavonoid quercetin.

HELP REDUCE DIETARY URIC ACID LEVELS: Keeping uric acid levels in check can help balance a healthy metabolism; Dr. Formulated Drop Uric Acid is made to help you reduce dietary uric acid levels with a blend of Clinically Studied polyphenols and nutrients

POWERHOUSE POLYPHENOL: Quercetin helps lower dietary Uric Acid and support healthy inflammation and blood pressure; We’ve combined 500mg of Quercetin, 50mg of Artichoke Luteolin—for added antioxidant and anti-inflammatory benefits—and 500mg of vitamin C

POWERHOUSE POLYPHENOL: Quercetin helps lower dietary Uric Acid and support healthy inflammation and blood pressure; We’ve combined 500mg of Quercetin, 50mg of Artichoke Luteolin—for added antioxidant and anti-inflammatory benefits—and 500mg of vitamin C

【Delicious TASTING BERRY FLAVOR GUMMY】These Maximum Strength quercetin with Zinc, Vitamin C Bromelain & Elderberry Supplement work Together to increased absorption & bioavailability, and have a fruity berry flavor everyone loves; they are pleasant and easy to chew, you’ll find yourself reaching for more. these ingredients have been shown to improve your overall health in a variety of ways!

【MANYS OF BENEFITS IN per serving 】Our immunity vitamin like none other, Blend combines the strength of 5 high-quality,immune support ingredients that is one of the most highly potent immunity vitamin supplement for Adults and Kid, our quercetin supplement gummy over 1000mg per serving, will not only bolster your lung immune but will also help in improving cardiovascular, respiratory, Digestion, joint health & Aging, lower the release of histamines and more !

【ZINC+QUERCETIN+VITAMIN C+ELDERBERRY】Our quercetin supplement is also packed with an essential daily immune booster—30mg zinc oxide with 300mg of vitamin C in every serving, in addition, To help keep your healthy immune system in top shape，we’ve added Elderberry, Studies show Elderberry have powerful antioxidant properties s. they’ve blend of been traditionally used for thousands of years to support immune health.

WHOLE FOOD VITAMINS: Our formula contains scientifically studied antioxidant ingredients for daily immune system support; Dr Formulated Immune offers 2,400 IU of vitamin D3 and vitamin C from a blend of ingredients including Organic Rose Hips and Acerola

QUERCETIN CHELATED ZINC: Our one a day formula features an exciting new scientific innovation, chelating 11mg of Zinc in Quercetin for enhanced bioavailability

TRADITION MEETS MODERN SCIENCE: Our Quercetin is PhytoSure Certified—Traceable and 100% plant-based from the Sophora japonica tree in Brazil, with no filler ingredients; it’s the first quercetin bound to Organic tapioca fiber for enhanced absorption

Quercitin Liquid Drops: If you’re looking for a bioflavonoid that can support your body on a cellular level, reach for these lemon-flavored Quercetin Liquid Drops! Available in a natural lemon flavor, add these Quercetin Liquid Drops to your daily supplement routine.

Multiple Benefits: Quercetin is a bioflavonoid found in many plants, including citrus, berries, leafy vegetables, herbs, spices, legumes, tea, and cocoa. It also may aid in the seasonal immune response and may help support histamine levels. Support inflammation health, normal cardiac function, cellular integrity, and more!

Vegan Formula: Per Serving 6.5 (4 mL): Quercetin (as Quercetin Dihydrate): 500 mg. Other Ingredients: Organic Vegetable Glycerin, Organic MCT Oil, Purified Water, Less than 2% of: Sunflower Lecithin, Acacia Gum, Natural Flavors, Citric Acid, and Potassium Sorbate.

MAXIMUM STRENGTH FORMULA: aSquared Nutrition’s extra strength formula contains 50mg of Apigenin per capsule and is enhanced with 200mg of L-Theanine per capsule. Our plant-based formula contains 120 capsules per bottle for a full 120-day supply. *

ENHANCED WITH L-THEANINE: Our proprietary formula contains the perfect combination of Apigenin and L-Theanine to support sleep, relaxation, immunity & brain health. With 50mg of Apigenin and 200mg of L-Theanine in a single capsule, you only need 1 plant-based capsule per day. *

AMAZING BENEFITS: Apigenin is a natural flavonoid that may contain antioxidant properties. Apigenin supports immune system health, normal sleep patterns, relaxation, skin & brain health, cognition, and may help with getting a good night’s rest. The sleep & relaxation benefits of Apigenin are amplified when combined with L-Theanine. *

POST WORKOUT RECOVERY: Quercetin, like exercise has been shown to activate and help promote longevity; Dr Formulated Recovery was designed to provide active individuals the support they need for muscle repair, joint recovery and athletic performance

QUERCETIN CHELATED ZINC: We have chelated Zinc in Quercetin to enhance absorption; Our formula features a new scientific innovation with 11mg of chelated Zinc with Quercetin, plus Bacillus subtilis DE111 for digestion

PHYTOSURE CERTIFIED QUERCETIN: Our Quercetin is sourced from the Sophora japonica tree—the most concentrated plant based source of quercetin—and combined with Organic tapioca fiber to enhance the bioavailability of the quercetin

ALL-IN-ONE IMMUNE SUPPORT: Advanced formula. Combines three powerful ingredients to Support a Healthy Immune System. Stimulate your Immune System and stay healthy year-round.*

RESPIRATORY WELLNESS: With 800mg Quercetin and 200mg Bromelain. Two ingredients renowned for their ability to Support Respiratory Health and Function. Together, they Balance Inflammation and Support your Lungs. Making our supplement a great choice for those looking for overall Respiratory Support.*

HEALTHY HEART: With Zinc, an essential mineral important for Maintaining a Healthy Heart. High concentration dose (50mg Zinc). Combined with Quercetin and Bromelain, this supplement provides comprehensive support for Cardiovascular Health.*

APPLE POLYPHENOLS EXTRACT - Safe product with no side effect, this supplement belongs to the flavonoids family providing antioxidant benefits, with quercetin, anthocyanins, catechins and kaempferol.

ANTIOXIDANT - In recent studies, polyphenols from apples extended lifespan by up to 12% by stimulating antioxidant defenses. It slows down aging, balances glucose and lipids levels, and supports skin health.*

NON-GMO, GLUTEN FREE, VEGETARIAN FRIENDLY - Supersmart offers you an outstanding quality and choice of supplements for women and men, difficult to find elsewhere.

Enhanced Immune System: Quercetin is a kind of flavonoids (plant pigments) found in fruits and vegetables. Mixing multiple lung -friendly nutrients can promote cardiovascular health, breathing health and improvement of sleep, increase your immune system

Contains Loquat Leaf: Loquat leaf extract can decompose and release trace amino acids under the action of enzymes produced by various microorganisms in the body, which has the effect of clearing the lungs and relieving cough.

Antioxidant & Anti-Inflammatory: OMOGS Quercetin supplement,contains various unique natural ingredients, rich in Vitamins A, B, C,including Loquat Leaf extracts, yam extracts, carrot extracts, pear extracts, It has antioxidants and anti -inflammatory effects, can help relieve seasonal allergies, skin health and beneficial to recovery of a cold.

Quercetin Supports Healthy Aging, Cardiovascular Health, Respiratory Health& Immune Health*

Bromelain Helps Increase Your Body’s Absorption of Quercetin (Increases Quercetin's Bioavailability)

Non-GMO & Gluten Free

Bundle & Save: Our best selling immune products are now a bundle! Quercetin | Sugar Free | Liquid Quercetin 500mg Immune Support for Adults & Kids | Inflammation Support Supplement | Immune Defense | Cellular Health | Vegan | Non-GMO | Gluten Free | 4 Fl Oz | Zinc Supplements with Vitamin E, Immune Support Liquid Zinc Supplement for Adults, Immune Defense Zinc Vitamins, Skin Care Supplement, Vegan, Non-GMO, Gluten Free, No Sugar Added, 15.22 Fl Oz

Quercetin Liquid Drops: If you’re looking for a bioflavonoid that can support your body on a cellular level, reach for these lemon-flavored Quercetin Liquid Drops! Available in a natural lemon flavor, add these Quercetin Liquid Drops to your daily supplement routine.

Ionic Zinc: Support healthy immune function with this easy-to-take Liquid Zinc. The optimal concentration of zinc in the body is necessary for healthy immune function, & homeostasis of this mineral plays a role in supporting the health of your body’s macrophages, an important component of your innate immune system.

BALANCE SUPPORT FORMULA: Innovative new Lipo Flavonoid Balance Support formula with ingredients clinically shown to reduce the risk of Vertigo like symptoms; dizziness, spinning, and swaying related to inner ear health.

CLINICALLY TESTED INGREDIENTS: Formulated with a unique blend of vitamins & minerals, including Ginkgo Biloba, that have been clinically shown to promote ear health and reduce the risk of dizziness, spinning, and swaying. Clinically studied in people with Benign Paroxysmal Positional Vertigo or BBPV.

DOCTOR RECOMMENDED BRAND: Developed by the #1 ENT Doctor Recommended Brand for Ear Ringing, Lipo Flavonoid is the leading tinnitus supplement brand with 60 years of clinical experience in ear health supplements.

Clinically Proven and Patented Bergamot: Features 500 mg of Bergamonte, a patented form of bergamot extract shown in clinical studies to support healthy LDL and HDL levels already in the normal range.

Authentic & Traceable Sourcing: Not all bergamot is the same. NAOMI Citrus Bergamot contains the citrus bergamot fruit specially grown in Calabria, southern Italy and includes the key 7 polyphenols including luteolin and apigenin, standardized to an incredibly potent 38%-40% polyphenolic flavonoids and supported by multiple gold standard human clinical trials.

Active Magnesium Capsules; NAOMI Mighty Mg Magnesium Supplement has a powerful formula featuring a blend of magnesium malate and magnesium glycinate. Enhances bone formation while supporting the normal functioning of the heart muscle and blood circulation.

⭐MADE WITH PREMIUM ALL NATURAL & VEGAN INGREDIENTS - NO Artificial ingredients, Coloring or Flavoring. No Magnesium Stearate. NO fillers, preservatives, GMO, Gluten, Wheat, Nuts, Dairy, Eggs, Shellfish, Soy, Gelatin. Experience the Difference & Invest in your health the right way today! Made in GMP certified facility in USA, and always Third party tested

⭐OUR ADVANCED FORMULA PROVIDES AMAZING HEALTH BENEFITS: Our fat-soluble vegan Vitamin C Liposomal capsules contain powerful antioxidant properties & boosts your immune system. Vitamin C supports cardiovascular function & heart health, brain & cognitive function, promotes blood circulation, and helps increase absorption of calcium & iron. Our advanced formula has anti-aging properties supporting bone density, decreasing muscle soreness, and promoting collagen production.

⭐THE MOST POWERFUL LIPOSOMAL GLUTATHIONE ENHANCED WITH WHOLE FOODS: Our liposomal glutathione supplement has an optimal serving of 500mg glutathione per serving. Our advance formula is further enhanced with an additional blend of 10 plant-based whole food sources that are rich in naturally occurring organic glutathione for an extra boost! Our formula is vegan, gluten free, all natural, and free from GMO, fillers, preservatives, or other artificial ingredients.

DISCOVER OUR QUERCETIN RICH SUPPLEMENT - Truthentics Quercetin Bromelain Supplement with Zinc contains 800 mg per serving of Quercetin, a flavonoid naturally found in fruits and vegetables, that has potent antioxidants and offers many health benefits. Zinc and Bromelain are added to help provide additional immune support and to help assist with bioavailability and Quercetin absorption.

OPTIMIZED QUERCETIN & HEALTHY AGING – Quercetin Zinc supplement combined with Bromelain may provide many positive health benefits and may positively influence the aging process. These capsules are easy to swallow and won't cause stomach discomfort.

PROBIOTIC PLUS PREBIOTIC FORMULA – Formulated with 40 Billion Live CFUs, 4 key probiotic strains plus prebiotic fiber to support digestive wellness, intestinal and immune health, and healthy balance in the body’s microbiome.

⭐MADE WITH PREMIUM ALL NATURAL & VEGAN INGREDIENTS - NO Artificial ingredients, Coloring or Flavoring. No Magnesium Stearate. NO fillers, preservatives, GMO, Gluten, Wheat, Nuts, Dairy, Eggs, Shellfish, Soy, Gelatin. Experience the Difference & Invest in your health the right way today! Made in GMP certified facility in USA, and always Third party tested

⭐THE MOST POWERFUL LIPOSOMAL GLUTATHIONE ENHANCED WITH WHOLE FOODS: Our liposomal glutathione supplement has an optimal serving of 500mg glutathione per serving. Our advance formula is further enhanced with an additional blend of 10 plant-based whole food sources that are rich in naturally occurring organic glutathione for an extra boost! Our formula is vegan, gluten free, all natural, and free from GMO, fillers, preservatives, or other artificial ingredients.

⭐ENDLESS HEALTH BENEFITS FROM OUR HIGHLY POTENT FORMULA: Our whole food bromelain with quercetin complex has immunity supporting properties. A natural antioxidant, our quercetin zinc supplement formulation may help improve your daily immune system function and can even aid with improving digestion! Our vegan formula may help promote respiratory health, enhance cognitive function, and give your immune system the boost it needs!

⭐ MADE WITH PREMIUM ALL NATURAL & VEGAN INGREDIENTS - NO Artificial ingredients, Coloring or Flavoring. No Magnesium Stearate. NO fillers, preservatives, GMO, Gluten, Wheat, Nuts, Dairy, Eggs, Shellfish, Soy, Gelatin. Experience the Difference & Invest in your health the right way today! Made in GMP certified facility in USA, and always Third party tested

⭐ YOU GET A VALUE 1 MONTH SUPPLY of our liquid Liposomal Vitamin C gel capsules! Each of our Liposomal C capsules consists of: enhanced absorption fat-soluble vitamin C gel which is encapsulated in Delayed Release Licaps, ensuring you get 100% absorption with each serving, and preventing gastrointestinal & stomach discomfort.

⭐ THE MOST POWERFUL LIPOSOMAL GLUTATHIONE ENHANCED WITH WHOLE FOODS: Our liposomal glutathione supplement has an optimal serving of 500mg glutathione per serving. Our advance formula is further enhanced with an additional blend of 10 plant-based whole food sources that are rich in naturally occurring organic glutathione for an extra boost! Our formula is vegan, gluten free, all natural, and free from GMO, fillers, preservatives, or other artificial ingredients.