NOW Foods Quercetin with Bromelain – 120 Veg Capsules
NOW Quercetin with Bromelain delivers 800 mg of pure, citrus-free quercetin paired with 165 mg of high-potency pineapple bromelain to help keep your sinuses clear, your respiratory tract calm, and your seasonal immune defenses balanced. By uniting a plant-derived bioflavonoid with a natural proteolytic enzyme, this balanced formula helps your body manage histamine release while protecting healthy cells against everyday oxidative stress.
Quick Specs Snapshot
✓Active Form & Potency: Delivers 800 mg of standardized quercetin plus 165 mg of pineapple bromelain (standardized to 2,400 GDU/g) per 2 vegetarian capsules.
✓Primary Cellular Target: Stabilizes mast cell membranes to moderate histamine release and supports healthy mucosal tissue in the nose and airways.
✓Supply & Value Math: 60 full two-capsule servings (120 capsules total) per bottle, giving you a cost-effective daily shield during high-pollen seasons.
✓Formulation Purity: 100% citrus-free, vegan, non-GMO, and free of wheat, gluten, soy, dairy, egg, fish, shellfish, tree nuts, and sesame.
Buyer's Guide: Why the Quercetin-Bromelain Pair Matters
Quercetin on its own is naturally fat-soluble and does not dissolve easily in the watery environment of your digestive tract, which means your body struggles to absorb it in high amounts [1]. Pairing quercetin with natural bromelain extracted from pineapple stems creates a biological partnership: bromelain gently increases intestinal permeability for plant flavonoids, helping carry more active quercetin into your bloodstream [1, 4]. Many cheap department store brands sell plain quercetin powder without enzymes, meaning most of the active nutrient passes through your system unabsorbed.
Is This Formula Right for You?
Ideal For Shoppers Who:
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Experience seasonal sinus congestion, itchy eyes, or throat tickles triggered by outdoor pollen, grass, or pet dander.
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Want a citrus-free bioflavonoid that will not irritate acid-sensitive stomachs or trigger citrus sensitivities.
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Need natural nutritional support for tissue recovery, joint comfort, and everyday cellular defense.
Consider Another Option If:
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You have an allergy to pineapple (bromelain is extracted directly from pineapple stems and may trigger allergic reactions).
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You take prescription blood thinners, immunosuppressants, or have chronic kidney dysfunction (quercetin and bromelain can interact with these medications).
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You are looking for a chewable or liquid formula, as this product comes in standard two-piece vegetable capsules.
Shop with complete peace of mind: Every bottle is backed by VitaNet®, LLC's unconditional 100% money-back guarantee—we even cover return shipping costs on opened bottles so you can try it risk-free!
How It Works: Cellular Pathways & Immune Defense
To understand how quercetin works, imagine the immune cells lining your nose and throat as tiny water balloons called mast cells. Inside these balloons are chemical signals called histamine. When seasonal pollen or dust floats into your nose, your immune system can overreact, causing these balloons to burst open. The released histamine causes itchy eyes, sneezing, and runny noses.
1. Mast Cell Stabilization
Quercetin (chemical formula: C15H10O7) acts like a protective patch on the outside of those cellular water balloons. It reinforces the fatty outer membrane of mast cells, making them stronger and less likely to burst when seasonal triggers arrive [2]. This helps maintain calm, clear airways without causing the daytime drowsiness common with over-the-counter allergy tablets [1, 2].
2. Zinc Ionophore Action
At the cellular level, quercetin acts as a zinc ionophore [3]. Zinc ions (Zn2+) carry an electrical charge that makes it difficult for them to cross through the oily walls of human cells on their own. Quercetin binds to zinc and acts as a molecular transport vehicle, carrying zinc directly across the cell membrane into the interior where immune defenses need it most [3].
3. Bromelain Proteolytic Breakdown
Bromelain is a group of protein-digesting enzymes. When taken alongside quercetin, it breaks down mucosal protein barriers in your gut lining, which allows more intact quercetin to absorb into the blood [1, 4]. Once circulating in the body, bromelain also breaks down excess cellular waste proteins (like fibrin) to soothe tired tissues and promote easy breathing [4, 5].
Scientific Reference Monographs:
[1] Kelly, G. S. (2011). Quercetin: A Review of Clinical Applications and Bioavailability. Alternative Medicine Review, 16(2), 172–194.
[2] Mlcek, J., et al. (2016). Quercetin and Its Anti-Allergic Immune Response. Molecules, 21(5), 623.
[3] Dabbagh-Bazarbachi, H., et al. (2014). Zinc Ionophore Activity of Quercetin and Epigallocatechin-Gallate. Journal of Agricultural and Food Chemistry, 62(32), 8085–8093.
[4] Maurer, H. R. (2001). Bromelain: biochemistry, pharmacology and medical use. Cellular and Molecular Life Sciences, 58(9), 1234–1245.
[5] Pavan, R., et al. (2012). Properties and therapeutic application of bromelain: a review. Biotechnology Research International, 2012, 976203.
Practical Dosing, Timing & Daily Protocol
Optimal Timing & Meal Pairing
Take 2 veg capsules twice daily, approximately 20 minutes before meals. If you have a sensitive stomach, take your capsules alongside a meal that contains healthy dietary fats (such as avocado, olive oil, eggs, or nuts). Because quercetin dissolves in fat, dietary lipids boost intestinal absorption, while the pre-meal timing allows bromelain to reach the intestinal tract intact [1].
Split-Dosing Strategy
Quercetin has a biological half-life of roughly 11 to 24 hours in the body. Splitting your daily intake into 1 capsule in the morning and 1 capsule in the late afternoon or evening keeps a steady, continuous level of active bioflavonoids circulating in your bloodstream throughout the entire day.
Smart Synergies & Spacing Rules
Pairs Well With: Vitamin C and Zinc. Vitamin C protects quercetin from oxidation in the gut, while quercetin helps transport zinc into cells for enhanced defense.
Spacing Rule: If you take prescription iron supplements, take them at least 2 hours apart from quercetin. Quercetin naturally binds to elemental iron (Fe2+) in the stomach, which can reduce how much iron your body absorbs.
•Weeks 3–4: Tissues reach active saturation. Mast cell walls become more resilient, and you should notice clearer sinuses and calmer respiratory responses to outdoor pollen.
•Months 2–3+: Full long-term cellular balance, continuous joint tissue comfort, and ongoing antioxidant support.
This formula comes in standard "00" vegetable capsules made from plant-derived hypromellose. The capsules have a smooth exterior that glides down easily with a tall glass of room-temperature water. If you dislike swallowing capsules, you can gently twist the two halves open and stir the herbal powder into applesauce or a smoothie.
Natural Aroma, Color & Taste
Inside each transparent capsule is a vibrant, golden-yellow powder. This rich color is 100% natural and comes from pure botanical quercetin—there are zero artificial dyes or food colorings added. You may notice a faint, pleasant earthy aroma with a very subtle hint of dried pineapple from the natural bromelain extract.
Other Ingredients Explained in Plain English
NOW uses a clean, transparent label with zero unnecessary binders:
•Microcrystalline Cellulose: Purified plant fiber that fills empty space inside the capsule to ensure exact dosing.
•Hypromellose (Cellulose Capsule): A 100% vegetarian capsule shell derived from natural pine tree wood pulp.
•Magnesium Stearate (Vegetable Source): A plant-based mineral lubricant that prevents herbal powders from sticking to encapsulation machinery.
•Silicon Dioxide: Naturally occurring silica mineral that absorbs moisture and prevents the powder from clumping.
Storage & Bottle Stability
Store the bottle tightly closed in a cool, dry pantry or cabinet away from heat, steam, and direct sunlight. Avoid storing your bottle in bathroom medicine cabinets where shower moisture can degrade active enzymes. The bottle is manufactured from 100% Post-Consumer Recycled (PCR) resin to support eco-friendly packaging.
NOW Foods World-Class Lab Testing & Contaminant Screening
Many discount supplements sold in big-box stores and online marketplaces cut corners by skipping expensive lab testing. Independent audits frequently uncover bargain brands that contain toxic heavy metals or fail to provide the potency stated on the label. NOW Foods operates one of the most advanced analytical laboratories in the dietary supplement industry, staffed by over 160 full-time scientists and technicians who perform more than 31,000 analytical tests every single month.
Strict Purity & Safety Standards:
✓Parts-Per-Billion Heavy Metal Screening (ICP-MS): Utilizing Inductively Coupled Plasma Mass Spectrometry, NOW tests every batch for Lead (Pb), Arsenic (As), Cadmium (Cd), and Mercury (Hg) down to parts-per-billion levels, strictly meeting or beating California Proposition 65 and USP safety ceilings.
✓Pesticide & Solvent Clearance (GC-MS/MS & LC-MS/MS): Advanced tandem mass spectrometers screen raw plant materials against more than 500 agricultural pesticides, synthetic chemicals, and hazardous extraction solvents.
✓Enzyme Potency Verification (2,400 GDU/g): NOW chemists verify that the bromelain extract meets the exact 2,400 Gelatin Digesting Units per gram activity rating so you receive active enzymatic power in every capsule.
✓Full Microbiological Clearance: State-of-the-art culture assays verify the total absence of harmful pathogens, including Salmonella spp., Escherichia coli, and Staphylococcus aureus, alongside strict yeast and mold limits.
NOW Foods manufacturing facilities hold an “A” rating from the Natural Products Association (NPA) and maintain ISO/IEC 17025:2017 laboratory accreditation for technical competence.
Supplement Facts & Label Transparency
Verified label specifications for NOW Foods Quercetin with Bromelain (Item #N3070, UPC: 733739030702):
** Daily Value not established.
† Gelatin Digesting Units – a measure of proteolytic (protein digesting) activity.
Other Ingredients: Microcrystalline Cellulose, Hypromellose (cellulose capsule), Magnesium Stearate (vegetable source) and Silicon Dioxide.
Allergen Information: Citrus Free. Not manufactured with yeast, wheat, gluten, soy, milk, egg, fish, shellfish, tree nut, or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Safety Caution: For adults only. Do not use this product if you have a pineapple allergy. Quercetin may interact with a variety of medications; consult physician before using this product if taking prescription drugs. Consult physician if pregnant/nursing, or have a medical condition (especially kidney dysfunction). Keep out of reach of children.
Reviewed by VitaNet®, LLC Technical Curation Team: Formulated by NOW Foods (Bloomingdale, IL), family-owned since 1968. Bottle made from 100% PCR recycled resin.
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Why Order from VitaNet®, LLC? 31+ Years of Trusted Curation
Buying supplements online can feel risky when third-party marketplace sellers store temperature-sensitive enzymes in unheated or sweltering warehouses. When you order from VitaNet®, LLC, you are ordering from an established, family-owned American vitamin specialist:
✓Serving Health-Conscious Families Since 1995: With over 31 years of hands-on human biochemistry and supplement curation experience, we only stock brands that meet verifiable lab benchmarks.
✓Climate-Controlled Ohio Warehouse: All products are stored in strictly climate-regulated facilities at our physical location (887 Edison Street Northwest, Hartville, Ohio 44632) to protect sensitive enzymes from denaturing.
✓Unconditional 100% Money-Back Guarantee: If you are unsatisfied for any reason, we refund 100% of your purchase price and cover return shipping, even on opened bottles.
✓BBB A+ Accredited Live Support: Have a question about how to take your supplements? Call our knowledgeable team directly at (330) 877-8786 or toll-free at 1-800-877-8702.
Frequently Asked Questions
1. Why is bromelain added to quercetin in this supplement?
Quercetin is naturally hard for the human digestive tract to absorb on its own. Bromelain, a natural proteolytic enzyme from pineapple stems, enhances intestinal permeability so your body can absorb more quercetin into your bloodstream. Bromelain also provides its own soothing benefits for mucosal tissues and airways.
2. Can I open these vegetarian capsules and mix the powder into a smoothie or water?
Yes. If you dislike swallowing capsules, you can gently twist them open and stir the golden-yellow powder into applesauce, a smoothie, or juice. Quercetin does not dissolve completely in plain water, so mixing it with thick liquids or purees makes it very easy to take.
3. Is this product safe for people with citrus allergies?
Yes! Many bioflavonoids are extracted from oranges, lemons, or grapefruits. NOW Quercetin with Bromelain is completely citrus-free, making it an ideal choice for anyone with citrus sensitivities or stomach acid irritation. However, do not use it if you have an allergy to pineapple.
4. Will taking NOW Quercetin with Bromelain break an intermittent fast?
No. Each 2-capsule serving contains negligible calories, zero sugar, and zero grams of fat or protein. Taking it during a fasting window will not trigger a meaningful blood sugar or insulin spike. However, because quercetin absorbs best with dietary fats, taking it right before your first meal of the day provides optimal absorption.
5. How does this formula compare to discount brands sold at big-box stores?
Discount department store brands often use plain, low-grade quercetin without bromelain, leading to poor absorption. In addition, NOW Foods tests every single production batch in ISO/IEC 17025 accredited laboratories using ICP-MS to verify the absence of heavy metals (lead, arsenic, cadmium, mercury) down to parts-per-billion levels and confirms active 2,400 GDU/g enzyme potency.
