Best Oil Flavonoids in 2026

ANTIOXIDANT SUPPORT: Sports Research quercetin supplement supports antioxidant activity and seasonal immune system function. Just one (1) of our softgels provide 500 mg of quercetin, promoting antioxidant activity and an immunity health support.

CARDIOVASCULAR SUPPORT: This quercetin supplement helps support the cardiovascular system and provides heart health support.

PREMIUM INGREDIENTS: Quercetin is a polyphenolic bioflavonoid and our Quercetin capsules are the most bioavailable form there is. It’s sourced from Brazilian fava trees, then formulated with Coconut MCT Oil and Sunflower Lecithin to help aid with absorption. It is also standardized to 95% quercetin powder in the dihydrate form.

SOURCE OF ANTIOXIDANT: Our blend of Trans-Resveratrol, organic Green Tea, Quercetin, Grape Seed, and Acai Fruit Extract delivers anti-oxidants in every capsule. This antioxidant supplement helps to stop free radical damage and supports joint, healthy aging, heart, and vascular health. Resveratrol is an immune system enhancer that can help increase your energy and endurance.

ADVANTAGES OF Resveratrol: Resveratrol is a compound found in the skin of red grape seeds, juices, dates, berries, and red wine, with antioxidant properties that help to safeguard the heart and circulatory system, lowering cholesterol, and keeps you safe against clots which can cause heart attacks.

GOODNESS OF INGREDIENTS: Our ingredients come from sources rich in polyphenols -- Trans-Resveratrol from the PolygonumCuspidatum( Japanese Knotweed ) Root Extract, Green Tea Leaf Extract and Grape sed Extract full of potent polyphenols, Quercetin flavonoids from organic Sophora Japonica, and Acai Fruit Extract.

Highly Potent Cold-Pressed Black Seed Oil Capsules: Our ultra-pure black seed oil capsules are sourced from the nigella sativa plant, a powerhouse herb that can be traced back to ancient Egypt. Formulated to invigorate your entire body from the inside out, black seed oil can help support your immune system, liver, hair, skin and nails health

Mother Nature's Immune Support Supplement: Brimming with antioxidants plus vitamin E, our cold-pressed black seed oil can help offer immune support when you need it most. What's more, black seed oil is comprised of beneficial natural elements like thymoquinone, flavonoids, and omega 3 6 9 fatty acids, which is why researchers have also linked its effects to supporting liver health and digestive function

Enjoy Healthier and Stronger Hair, Skin, and Nails: Curb brittle and thinning hair and nails with our black seed oil for hair growth. Black seed oil boasts a range of potential benefits, such as stimulating hair growth, conditioning and softening your hair strands, and promoting thicker, longer hair. Our black seed oil capsules also help promote clearer skin & stronger nails and cuticles, so you can enjoy a more radiant, youthful glow starting today

ORGANIC SEA MOSS CAPSULES BLEND: Power By Naturals Sea Moss Boost is a powerful all-in-one supplement that contains 4 potent organic ingredients: Irish Sea Moss powder, Elderberry, Black Seed Oil (black cumin seeds; cold-pressed), and Fulvic Acid Trace Minerals powder for better absorption. All 4 of these essential ingredients are combined into one easy-to-swallow capsule to support your journey to total-body wellness.

FULVIC ACID SUPPLEMENT: Formulated with fulvic trace minerals for enhanced nutrient absorption, the Sea Moss Boost multivitamin supplement has a potent blend of minerals that unlocks vitamins' full potential. The fulvic would liberate many more minerals and micro-nutrient constituents of the sea moss. Fulvic acid is an organic chelating agent, which is a material that helps molecular nutrients move through cell walls better.

ELDERBERRY & SEA MOSS CAPSULES: Sea Moss Boost supplement is a rich source of zinc and selenium, both nutrients that are essential to increase the production of collagen and elastin connective tissue in the skin. Elderberry is rich in flavonoids which can help keep your overall body strong and resilient.

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.

Mason Natural Ear Health Formula 100 caps contains a blend of eleven different natural ingredients that may help support inner ear circulation for normal hearing.

Our Natural Ear Health Caps contains B vitamins that include thiamin, riboflavin, niacinamide, pyridoxine hydrochloride, cyanocobalamin, and pantothenic acid. It also contains vitamin C, choline, calcium, inositol, and 600mg of bioflavonoids which may all help to nourish delicate hearing structures. It is guaranteed no added yeast, sugar, milk, egg, fish, corn, crustacean shellfish, tree nuts, peanuts, or wheat. No artificial fragrance, colors, flavors or preservatives. It is soy free.

The best supplements for ear health typically contain a broad spectrum of natural herbal and nutritional ingredients that each work through different mechanisms. Together, these ingredients may help to gently support your body’s own ability to ensure proper blood flow and cellular hydration to the inner ear.

MEDICINAL PROPERTIES OF THE OLIVE TREE - The olive tree has long been attributed by many cultures to be a remarkable plant with a wide variety of healing capabilities. The tree has been studied for centuries, and over the years many health-promoting benefits have been attributed to it. Olive oil, buds, leaves, and roots all possess medicinal properties, with olive leaf extract being of exceptional interest.*

THE POWER OF OLIVE LEAF - What makes olive leaf extract so powerful? Oleuropein is the substance in olive leaf extract that is responsible for many of its beneficial activities and which exhibits the greatest range of medicinal properties. Olive leaves are also rich in antioxidants and have more potent antioxidant activity than green tea. The leaves contain an antioxidant comparable to vitamin E, along with flavonoids such as rutin and flavonol that also possess powerful antioxidant properties.*

STANDARDIZED EXTRACT - Designs for Health's Olive Leaf Extract is standardized to contain 20% oleuropein, which means that each capsule is guaranteed to have a significant amount of this constituent to ensure its effectiveness.*

Healthy Inflammation Response; Inflam-eeZ is a unique combination of powerful enzymes, plus wild herbs & spices that support an active lifestyle; For best results, take one capsule on an empty stomach & use with Inflam-eeZ Oil

Ginger Root Concentrate; Naturally-occurring & potent ginger flavonoids are responsible for ginger’s powerful joint health benefits; Our ginger is supercritically extracted & free of alcohol and any other chemicals

Full Ingredient List; Bromelain, papain, ginger powder (root), turmeric (root), rosemary powder (oil), wild high-mountain oregano powder (oil), camu camu (fruit), royal jelly; Free of all chemicals, pesticides & additives; Non-GMO

POLYPHENOLS SUPPLEMENT OLIVIE Force/Rich organic olive leaf and olive fruit capsules are made from all the goodness of the desert’s olive trees. Our supplement is packed with the powerful polyphenols of the olive leaf, the olive oil and the olive fruit itself. Polyphenols are potent antioxidants, benefitting your body in every way possible.

ANTIOXIDANT IMMUNE SUPPLEMENT Polyphenols are nature’s strongest defense against oxidation caused by pollution, smoke, poor diet, pesticides and more. These powerful antioxidants boost health on a cellular level, aiding in reducing LDL oxidation, and supporting heart health. OLIVIE supplements are a great way to increase your daily intake of this naturally powerful health booster!

DESERT OLIVE TREE BENEFITS Eight times clinically tested, and backed by superior R&D, OLIVIE Force/Rich is naturally obtained, with all the purity of the desert and with no additives or solvents. This olive tree powder is a rich and natural aggregate of phenol components (hydroxytyrosol, tyrosol, oleuropein, flavonoids, caffein acid, and cinnamic acid), having powerful antioxidant properties that protect, defend, sooth and fortify.

Antioxidant Powerhouse Bundle: Our Antioxidant Powerhouse Bundle is the perfect way to boost your antioxidant intake and support your overall health. Featuring our potent 4:1 Hawthorn Berry extract and high-quality Black Seed Oil capsules, this bundle provides comprehensive antioxidant support. With easy-to-swallow capsules and a full four months' supply in each bottle, this bundle is the perfect investment in your long-term wellbeing!

Black Seed Oil: The chemical compounds thymoquinone (TQ), thymohydroquinone (THQ) and thymol are most effective when working together, and are naturally occurring in nigella sativa. On the outside, the combined antioxidant properties of Black Seed and vitamin E promote stronger hair roots and increased melanin production which helps maintain healthy skin.

Hawthorn Berry 4:1 Extract: Hawthorne berries contain an amazing wealth of organic compounds that have been found to be powerful antioxidants including OPCs and flavonoids. These natural botanicals have a long tradition of use for their positive benefits. Our formula brings you a strengthened form of these compounds in one convenient capsule rather than a syrup, tincture, or hawthorn tea.