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Brewster Bioflavonoids —
targeted benefits from nature’s most trusted actives

Trusted plant power for forward-thinking brands.

Brewster Bioflavonoids™— the gold standard in citrus-derived ingredients for natural health solutions

For nearly a century, Ingredients By Nature (IBN) has been at the forefront of the bioflavonoid industry, shaping the category with innovative, high-quality products. Our flagship line, Brewster Bioflavonoids™, is the leading source of citrus-derived bioflavonoid ingredients, providing natural solutions for a wide range of health benefits.

From supporting antioxidant defense to boosting immune health, Brewster Bioflavonoids™ offer an extensive selection of powerful citrus-based compounds. Whether you’re developing dietary supplements, functional foods, or beverages, our diverse range of bioflavonoid ingredients is designed to meet the specific needs of your formulations. Trusted by manufacturers worldwide, Brewster Bioflavonoids™ is your partner for consistent, high-quality ingredients with proven performance.

Empowering your formulations with the purest, most effective citrus bioflavonoids.

Brewster Bioflavonoids: natural balance, enhanced wellness

Brewster Bioflavonoids are carefully formulated to support your body’s natural balance. Derived from rich plant sources, our bioflavonoid supplements provide a potent boost to your daily routine.

With high-quality ingredients, they are designed to enhance your overall well-being. Whether for a nutritional boost or a natural complement to your lifestyle, Brewster Bioflavonoids deliver consistent quality and effectiveness.

Discover the power of bioflavonoids for your health journey

Citrus bioflavonoids not only provide powerful health benefits on their own but also work synergistically with vitamin C for enhanced effectiveness.

Antioxidant Protection

Boost vascular health and support cognitive function with natural antioxidant power, especially when combined with vitamin C.

Metabolic Balance

Help promote healthy lipid metabolism and maintain optimal cholesterol levels for overall metabolic health.

Immune System Support

Encourage a well-balanced immune response, helping you stay resilient during seasonal challenges.

Joint Health & Mobility

Support joint comfort, flexibility, and mobility to enhance overall movement and physical performance.

Available bioflavonoids

Citrus Bio Complex

A blend of citrus-derived bioflavonoids like quercetin, rutin, and hesperidin, known for antioxidant and anti-inflammatory benefits.

Citrus Pectin

A fiber-rich extract from citrus fruits, promoting digestion, heart health, and detoxification, and may help lower cholesterol.

Grapefruit Bio Complex

Contains flavonoids like naringin from grapefruit, supporting metabolism, and helping regulate blood sugar and cholesterol levels.

Hesperidin

A citrus-derived flavonoid, promoting cardiovascular health, improving blood circulation, and offering anti-inflammatory and antioxidant effects.

Lemon Bio Complex

A blend of lemon-derived bioflavonoids like quercetin and hesperidin, supporting skin health, immune function, and providing antioxidant benefits.

Rutin

Found in citrus and buckwheat, rutin strengthens blood vessel walls, supports vascular health, and provides antioxidant and anti-inflammatory benefits.

Unlock the power of Brewster Bioflavonoids for your brand

Ready to integrate high-quality citrus bioflavonoids into your products? Let’s discuss how we can support your goals and meet your production requirements.

Brewster bioflavonoid applications

Single-Ingredient Capsules: Perfect for creating capsules with bioflavonoids as a standalone ingredient.

Custom Blends: Easily incorporated into tailored formulations for various health benefits.

Beverages: Ideal for inclusion in functional drinks, smoothies, and wellness beverages.

Natural Preservative: Serves as an effective, natural preservative in food and drink products.

Tablet Compression: Granulated form ensures compatibility with tablet manufacturing.

Frequently asked questions

Contact us for any additional questions, we’re happy to help.

Brewster is a long-standing partner with Stauber as asupplier specializing in premium bioflavonoid extracts, trusted by global brands for our consistency, transparency, and technical support. With decades of botanical sourcing expertise and vertically integrated supply chains, we deliver citrus bioflavonoids that meet the highest standards for purity, traceability, and performance.

Every batch of Brewster Bioflavonoids undergoes rigorous third-party testing for identity, potency, heavy metals, and microbiological safety. We provide complete documentation—including COAs, technical data sheets, and regulatory support—ensuring our partners meet cGMP, EU, and global regulatory requirements with confidence.

As your ingredient partner, Stauber offers more than just supply—we provide formulation guidance, custom particle sizing, and collaborative innovation support. Our team works closely with the Brewster R&D, procurement, and marketing teams to help you create differentiated products backed by science and delivered with supply reliability.

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