Best Oil Flavonoids in 2026

SUSTAINED RELEASE: NOW Vitamin C-1000 was specially formulated to provide a sustained release of vitamin C, known for its vital role in the immune system*

Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery

WITH ROSE HIPS: Added source of vitamin C!

DAILY IMMUNE SUPPORT: Zarbee’s Kid’s Daily Immune Support* Gummies with real elderberry contain an excellent source ⱡ of vitamins A; C; D; E & zinc to help support your child’s immune system.* Can be added to your childs daily routine.

SAFE & EFFECTIVE: Our daily immune support gummies are made with concentrated real elderberry extract; known to contain nutrients; antioxidants; and flavonoids. Our children’s gummies are safe & effective for toddlers & kids ages 2+.

INGREDIENTS INSPIRED BY NATURE: Our immune support gummies are made from carefully selected ingredients inspired by nature—free of drugs; alcohol; artificial sweeteners; and high fructose corn syrup; plus are gelatin-free.

DAILY IMMUNE SUPPORT: Zarbee’s Daily Immune Support Gummies with real elderberry contain an excellent source of vitamins A, C, D3, E and zinc, which are powerful ingredients that have been clinically studied for their role in supporting the immune system.

FEATURES REAL ELDERBERRY: Our daily immune support gummies are made with real elderberry extract, known to contain nutrients, antioxidants, and flavonoids. This supplement is safe & effective for adults and kids ages 12 plus. Can be added to your daily routine.

INGREDIENTS INSPIRED BY NATURE: Our Immune Support Gummies are made from carefully selected ingredients inspired by nature—free of drugs, alcohol, artificial sweeteners, and high fructose corn syrup.

MAX STRENGTH QUERCETIN: aSquared Nutrition’s maximum strength Quercetin formula contains 500mg of Quercetin powder per capsule and 200 vegetable capsules per bottle for a full 200-day supply. Quercetin is a plant pigment flavonoid that is naturally found in berries, broccoli, and leafy greens. Quercetin is a powerful antioxidant and free radical scavenger that helps protect the body from cell membrane damage & DNA alterations. *

FEEL THE DIFFERENCE: Quercetin is a powerful antioxidant. 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. *

POWERFUL ANTIOXIDANT: Flavonoids such as Quercetin are free radical scavengers that fight off oxidation. Diets high in Quercetin may help combat cognitive impair & allergies. *

Quercetin the most abundant dietary flavonoid plant pigment naturally found in fruits and vegetables

Supports cardiovascular health

60 servings per bottle

FIGHT OXIDATIVE STRESS – Vitamin C helps fight oxidizing free radicals, which is good for you from your head to your toes. Quercetin does too—the only problem is absorption.Our quercetin is wrapped in a phytosome, which makes it 50 times more bioavailable than traditional quercetin.

Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery

ENCOURAGE HEALTHY IMMUNE FUNCTION - Quercetin and vitamin C both promote immune health: in a randomized clinical trial, quercetin encouraged a healthy immune response in physically fit older adults—and we all know how much immune challenges want a taste of 1000 mg of vitamin C.

Supports Antioxidant Status: Quercetin is a phenolic antioxidant found in green leafy vegetables, onions, apples and cherries.

Cardiovascular Health: Quercetin supports cardiovascular health by supporting blood vessel endothelial cellular integrity and function.

Immune Health: Quercetin has been shown to be one of the most bioactive flavonoids that supports a healthy immune system response.

GNC Vitamin C 1000 mg - Timed-Release If you’re looking for a convenient way to receive the benefits of immune support, you can add GNC Vitamin C 1,000 mg to your daily dietary supplement regimen. This protective antioxidant is essential for healthy bones, teeth, blood vessels and collagen. Plus, these vegetarian caplets also contain bioflavonoids and rose hips, all woven within a timed-release formula. Protective antioxidant vitamin provides immune support*

Dietary supplement contains 1,000mg of vitamin C, 25mg of citrus bioflavonoids complex 4:1 and rose hips powder per serving

Vitamin C with citrus extract flavonoids may have better absorption and retention in the body

𝟮𝗫 𝗠𝗢𝗥𝗘 𝗘𝗙𝗙𝗘𝗖𝗧𝗜𝗩𝗘 𝗜𝗠𝗠𝗨𝗡𝗘 𝗦𝗨𝗣𝗣𝗢𝗥𝗧: Our quercetin-bromelain supplement contains 500mg NATURAL QUERCETIN, providing 2x more powerful immune support than other supplements’ 250mg of synthetic quercetin. Plus, we blend in 5 ADDED NUTRIENTS FOR BROAD-SPECTRUM SUPPORT.

𝗣𝗢𝗧𝗘𝗡𝗧 𝗭𝗜𝗡𝗖 𝗙𝗢𝗥𝗠: Our synergistic Z-Pass complex combines 50mg zinc with quercetin 500mg. Quercetin helps zinc pass through lipid membranes for INCREASED ABSORPTION. Our quercetin with zinc citrate is 23% MORE BIOAVAILABLE than zinc sulfate: its OPTIMAL DOSAGE is 5x more potent than 10mg formulas.

𝟯𝗫 𝗕𝗘𝗧𝗧𝗘𝗥 𝗤𝗨𝗘𝗥𝗖𝗘𝗧𝗜𝗡 𝗔𝗕𝗦𝗢𝗥𝗣𝗧𝗜𝗢𝗡: On its own, quercetin isn’t easily absorbed. To combat this, we combine quercetin with 500mg of the PUREST VITAMIN C FORM (ascorbic acid) and natural bromelain (from pineapple). Together, these nutrients BOOST UPTAKE of QUERCETIN’S POLYPHENOL and FLAVONOID COMPOUNDS.

PURE BOTANICALS: Our Milk Thistle Supplement is made with potent "Silybum Marianum" seed extract

OPTIMAL ABSORPTION: Horbaach's Alcohol Free Liquid Extract is a super concentrated, strong Elixir

RICH FLAVONOIDS: Contains naturally-occurring Silymarin for exceptional antioxidant support*

Antioxidant & Flavonoids Rich Superfruit: Our tart cherry extract capsules are filled with an antioxidants and flavonoids rich superfruit. Ranked near the top of foods with the highest antioxidant content per serving.

Promotes Joint Health: Tart cherry extract helps maintain healthy tissues and support a healthy inflammatory response. Designed to help promote joint mobility.

Superior Quality: Vegetarian, Non GMO, Gluten Free, Soy Free. All Bronson products are tested in our state-of-the-art cGMP registered facility in New York.

Special 2 pack offer, 2-in-1 double strength cranberry concentrate with acerola, contained in vegetarian capsules, wild cranberries derived from Canada, organic based ingredients.

240 veggie capsules per bottle with only 1 veg capsule per serving, contains organic cranberry 36,000mg herbal equivalent from a 100:1 vaccinium macrocarpon fruit extract with organic acerola cherry powder from malpighia emarginata fruit per dose, up to a 16-Month Supply.

Clean sugar free ingredients that combine essential superfood antioxidants and active nutrients like proanthocyanidins, may support urinary tract cleanse in women and prostate health in men.

600mg Quercetin + 600mg Nettles - Two plant extracts that have been shown to support the immune system and the body’s natural inflammatory response upon exposure to environmental challenges.*

Quercetin is a flavonoid found in many foods that works to promote a healthy inflammatory response.*

Nettles have a high vitamin C content underlying its immune-supportive and antioxidant properties that may also benefit a normal inflammatory response.*

PREMIUM IMMUNE SUPPORT: Our organic elderberry gummies combines the health benefits of Black Elderberry Extract, Echinacea Extract, which can better strengthen body's natural defenses, boost immunity. These organic elderberry syrup are rich in antioxidants and high potency, which can provide you and your family with the protection you need.

STRENGTHEN ANTI-OXIDATION: One study has proved that organic black elderberry boosted anti-oxidation ​is three times faster than a regular herbal supplement. For optimal protection all year-round, you can chew 1- 2 sambucus elderberry gummies vitamins per day to help our body remain balanced and defend naturally.

MOST VALUABLE BIOACTIVES: EnvyCure vegan elderberry gummies are made from the European black elderberry extract to ensure you can get a higher content and all-natural flavonoids, which are the most valuable antioxidants and phytochemicals in elderberry. Each serving elderberry gummies contains 150mg of elderberry extract, which is standardized to 25% anthocyanin (potent flavonoid BioActives) to ensure you get better immunity compared with other elderberry supplements.

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).

SUPPORTS A HEALTHY IMMUNE SYSTEM: Research has shown Elderberry as a great immune system booster that supplements your natural body immune system and your general health and wellbeing for happy living.

HOLISTICALLY BALANCED ELDERBERRIES: We Utilize Advanced Botanical Fingerprint Technology to identify every elderberry distinctive botanical fingerprint (quality and purity) and incorporated controlled extraction techniques to ensure you get only the highest quality elderberry formula for maximum benefit.

NATURAL FORMULA: This vegetation elderberry spray is ethically processed in our state-of-the-art facility (cGMP-certified and FDA-registered). Gluten Free, No artificial sweeteners, Alcohol-free, Preservative-free. Vegetarian Kosher!

Tri-Complex: One tablet contains 1000 milligrams lemon bioflavonoid and 100 ea. hesperidin and rutin

Antioxidant Support: Powerful free radical scavengers may help protect cells

More Bioflavonoid Benefits: Helps support vitamin C absorption and healthy blood flow

OUTSTANDING VALUE: Our High Strength Organic Milk Thistle contains 11,250 mg strength per capsule AND 120 capsules per bottle – an amazing value! A single bottle contains up to a 4-month supply. Compare this to other leading brands that contain far fewer capsules, are not made with Organic Milk Thistle, and do not provide a 11,250 mg strength dosage. Our High Strength Organic Milk Thistle is a not be found elsewhere!

30:1 EXTRACT FOR MAXIMUM STRENGTH DOSAGE: Our Organic Milk Thistle is made from a potent, concentrated 30:1 extract. A 30:1 extract means that the herb itself has been condensed, so that 30 grams of the original herb are concentrated into a single gram. By using a 30:1 extract, we have created a powerful supplement that is 30X stronger than standard Milk Thistle capsules.

ORGANIC MILK THISTLE: Our High Strength Organic Milk Thistle Extract Capsules are derived from an organic, all-natural, vegan, non-GMO source. Taking a Milk Thistle that is not organic can be counterproductive, since the non-organic Milk Thistle introduces toxins to your body, at the very same time that you are taking Milk Thistle to remove toxins!

DENSE IN TRANS-RESVERATROL: aSquared Nutrition’s 1000mg Resveratrol Polyphenol formula is dense in Trans-Resveratrol. Our potent formula includes Resveratrol from a Red Wine Polyphenol extract as well as from Polygonum Cuspidatum. We include Green Tea extract to capture the amazing benefits of polyphenol EGCG and numerous flavonoids. *

SUPPORTS WELLNESS: Resveratrol promotes Cellular and Mitochondrial health & function by preventing toxin & free radical exposure, and promoting efficient transport and regulation of cell nutrients to ensure effective energy production. Our vegan friendly formula is rich in polyphenols and contains 180 veggie capsules. *

AMAZING BENEFITS: Resveratrol is a powerful antioxidant that supports immunity. It supports cardiovascular health, and supports immune & brain function. More important, Resveratrol promotes Mitochondria health & function, and is a powerful AMPK Activator. Works great with Nicotinamide (Vitamin B3), Pterostilbene & NMN. *

A SPECIAL FORMULA FOR CHILDREN - Each chewable tablet supplies 250 mg of vitamin C (ascorbic acid). This blend also includes citrus-based flavonoids, grape seed, and bilberry extracts to enhance vitamin C's antioxidant properties.

KIDS LOVE IT - The fun animal shapes along with the great, natural taste of orange make this a kid's favorite! Also, because it's sweetened with xylitol and sugar free, moms love it too!

IMMUNE SUPPORT - Combining the natural goodness of mango, papaya, guava, and pineapple with a balanced profile of nutrients delivers a complete immune supplement.

Breathe easy with year-round defense for your seasonal allergies; Formulated with a fast-acting, highly bioavailable form of quercetin that’s easy to absorb

Support your immune system with this potent antioxidant; Protects against oxidative stress and free radicals; Enhances the efficacy of other nutrients like zinc and vitamin C

Supports a healthy inflammatory response as well as sinus and upper respiratory health; Also includes 50mg of vitamin C per serving for a boost in antioxidant protection

BLISSFUL BERRY: Hawthorn Berry from the Rose Family has been used traditionally to support wellness*

POTENT EXTRACT: Horbaach's Alcohol Free Liquid Extract is super concentrated for maximum support

HERBAL WEALTH: Rich in beneficial Flavonoids and Procyanidins for balanced, herbal nutrition

[100% Natural, Safe, Vegetarian-Friendly Ingredients:] All Innate Vitality products are soy-free, gluten-free, dairy-free, non-GMO & vegetarian, with no corn, no eggs, no wheat, no tree nuts, no peanuts, no fish/shellfish, no artificial colors, flavors, binders or fillers. Our ingredients are also Kosher and Halal.

[30:1 Highest Concentration of Organic Milk Thistle Extract] Our vegetarian formula contains the Highest potency of Milk Thistle Seed Extract (Silybum marianum). Standardized to 80% silymarin, each one of our bioavailable capsules is equivalent to 9000mg of organic milk thistle seeds for optimum absorption and efficacy, which is the highest level in the market.

[Powerful Liver Detox and Cleanse*] As one of the most widely researched wellness herbs, Milk Thistle is clinically proven to help with liver cleansing and detoxification. * It helps maintain healthy liver function by supporting the structure of the outer cell membrane of liver cells, optimizing liver health and well-being. *

Highly Bioavailable Vitamin C: Vitalitown Vitamin C Complex utilizes ascorbic acid, the form of vitamin C found naturally in food. It is the purest and most bioavailable form, meaning it can be readily absorbed by the body through the bloodstream. Each tablet provides daily immune support with a whopping 1000 mg.*

Enhanced with Carefully Selected Herbs: Each serving is fortified with four best unmatched herbs. Citrus bioflavonoids and rose hips are rich sources of biologically active flavonoids, which are known to improve the absorption of vitamin C, while echinacea and turmeric extracts have been proven to help maintain immune health.*

Not Just Immune Support*: Vitamin C is needed to mount and sustain an effective immune response.* This nutrient also serves as a powerful antioxidant, protecting cells from free radical damage.* Besides, it helps increase collagen formation and aids in iron absorption.*

SOOTHING HERB: Rich in Antioxidants and Flavonoids to support overall nervous system health*

OPTIMAL ABSORPTION: Delivers 2 ML of Alcohol-Free, Scutellaria Lateriflora, potent liquid extract

SWEET DREAMS AND SERENITY: Elite formula promotes ultimate relaxation and supports restful sleep*

✅ 𝗥𝗘𝗖𝗢𝗠𝗠𝗘𝗡𝗗𝗘𝗗 𝗕𝗬 𝗢𝗩𝗘𝗥 𝟯𝟬𝟬 𝗡𝗨𝗧𝗥𝗜𝗧𝗜𝗢𝗡𝗜𝗦𝗧𝗦: 93% backed our vitamin C gummies formula, and 95% said they’d recommend it to their clients. Our supplements are made with NOTHING BUT real, honest ingredients. Results guaranteed – or we’ll reimburse you.

✅ 𝟯𝟱% 𝗠𝗢𝗥𝗘 𝗕𝗜𝗢𝗔𝗩𝗔𝗜𝗟𝗔𝗕𝗟𝗘 𝗪𝗜𝗧𝗛 𝗖-𝗦𝗬𝗡𝗘𝗥𝗚𝗬: Nothing But citrus-derived flavonoids. Our vit c gummy formula includes 10mg of bioflavonoids ,which BOOSTS VITAMIN C’S BIOAVAILABILITY BY UP TO 35%.

✅ 𝗢𝗣𝗧𝗜𝗠𝗔𝗟 𝗗𝗔𝗜𝗟𝗬 𝗗𝗢𝗦𝗔𝗚𝗘: Nothing But the dose you need. The body can’t absorb too-high doses of vitamin C (>400 mg) and simply excretes excess. Each of our vitamin c gummy contains 125mg, 2 will provide an IMMUNE SYSTEM-SUPPORTING HIGH DOSE OF 250MG.

4-IN-1 IMMUNE BLEND: Our elderberry yummy gummies are carefully made to provide you with a simple way for boosting your immune health using our unique and innovative formula that contains Elderberry Extract 200mg, Propolis Extract 100 Mg, Echinacea Extract 400 Mg, and Vitamins C 70mg

VEGAN-FRIENDLY FORMULA: We believe that everyone should be able to make smart choices to protect their health which is why we make our immune support vitamin C gummies for adults and kids using a vegan and vegetarian friendly formula to compliment any diet and lifestyle

DELICIOUS & REFRESHING FLAVOR: Our elderberry gummies for children and adults are easy to chew which makes it a good alternative for capsule, pill, tablet, and syrup form. Additionally, it come in a raspberry flavor that allows them to double as an after-dinner treat that’s full of health benefits.

Cough syrup with English ivy leaf extract to help soothe coughs associated with hoarseness, dry throat, and irritants.*

With six key ingredients including organic elderberry extract, organic honey, organic apple cider vinegar, vitamin C, zinc, and English ivy leaf extract.

Made with organic black elderberry extract from elderberries with a higher level of naturally occurring flavonoids.

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

PROMOTES BETTER DIGESTION, , HELPS PREVENT BLOATING AND GI DISCOMFORT- well digestion allows our body to receive nutrients from food properly. Papaya contains special digestive health enzymes called papain which helps release vital nutrients into the body, supports and promotes maximum digestion of fats, carbohydrates, proteins, cellulose and fiber. Hence our Natural Papaya enzymes help optimize digestion and alleviate gastrointestinal discomfort.

FORMULATION OF PAPAYA WITH ALL-NATURAL CONTENTS FOR OPTIMUM RESULTS- Papaya is naturally high in multiple vitamins, minerals, and flavonoids. Known as the “fruit of the angels” because of its luscious flavor, it has been used for decades to promote your digestion. Our formulation of Natural Papaya contains 100% natural health enzymes such protease, amylase lipase, bromelain and papain for an overall optimal digestive support making it an ideal supplement for all!

BPA FREE, RECYCLABLE GLASS BOTTLES- Cheap plastic bottles are harmful to your health. We seal your supplements in amber glass bottles with heat-sealed sleeves and best by dates to ensure the safest and purest product available. Unlike some other supplement manufacturers, our bottles are fully recyclable. Each bottle contains 90 tablets that are easy to swallow, Gluten Free and Vegetarian.