Model: Plant Extract

Place of Origin: Shiyan, Hubei

Brand: Sanxin

Content ≥ 80%

Product Name:Liposomal quercetin

Product grade: Enterprise standard

Featured service: Sample request and customer service consultation

Payment method: Delivery upon receipt of payment

Scope of use: Semi-finished raw material

Specification: Liposomal copper gluconate 80% (1KG/bag)

Product Code: 

Liposomal Quercetin | High Bioavailability Immune, Histamine & Cellular Defense Supplement

Meta Description:Balance seasonal histamine response, bolster immune defense, and combat oxidative stress with Liposomal Quercetin. Advanced phospholipid encapsulation ensures maximum cellular bio-absorption and sustained tissue protection.

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Product TitleLiposomal Quercetin — Advanced Phospholipid-Encapsulated Bioflavonoid for Seasonal Histamine Balance, Immune System Defense, Respiratory Comfort & Anti-Aging Longevity

Product OverviewReinforce your immune defenses, maintain balanced histamine levels during seasonal changes, and protect cells against oxidative damage with Liposomal Quercetin, a high-performance bioflavonoid formulation engineered to overcome the severe absorption and solubility limits of standard quercetin. Quercetin is a prominent plant bioflavonoid found in apples, onions, and berries, widely celebrated for its ability to stabilize mast cell membranes, inhibit histamine release, regulate inflammatory enzyme cascades (such as COX and LOX pathways), and function as a potent zinc ionophore.

Despite its impressive health benefits, unencapsulated quercetin is notoriously difficult for the human body to absorb. As a hydrophobic polyphenol with near-zero aqueous solubility, standard quercetin exhibits an estimated oral bioavailability of less than 2%, suffering from rapid degradation in the stomach and swift first-pass metabolic excretion. Liposomal Quercetin completely redefines bioflavonoid transport. Encapsulated within microscopic non-GMO sunflower phosphatidylcholine lipid bilayer vesicles, active Quercetin is pre-emulsified and protected from gastrointestinal breakdown. The bio-identical phospholipid carrier fuses directly with mucosal membranes, delivering bioactive Quercetin straight into systemic circulation for maximum tissue saturation and sustained cellular protection.

Key Health Benefits

• Optimal Histamine & Seasonal Allergy Support: Stabilizes mast cells and basophils to help regulate histamine release, easing sinus discomfort, eye irritation, and seasonal sensitivity.

• Zinc Ionophore & Immune Defense: Acts as a natural zinc ionophore, shuttling essential zinc ions through lipid membranes into cells to support viral defense mechanisms and cellular immunity.

• Powerful Free Radical Scavenger: Neutralizes reactive oxygen species (ROS) to safeguard cell membranes, vascular endothelial cells, and DNA from oxidative stress.

• Cardiovascular & Endothelial Health: Promotes nitric oxide production and vascular elasticity, supporting healthy arterial circulation and blood pressure levels.

• Senolytic & Longevity Action: Aids in the clearance of senescent "zombie" cells and modulates longevity signaling pathways (such as AMPK and sirtuins) for healthy aging.

• Superior Bioavailability & Plasma Retention: Phospholipid bilayer encapsulation shields the nutrient through gastric transit, yielding vastly higher plasma concentrations than standard raw quercetin powders.

Why Choose Liposomal Quercetin? (Comparison Table)

Technical & Quality Specifications

• Active Ingredients: Pure Bioactive Quercetin (derived from Sophora japonica flower bud extract) encapsulated with Non-GMO Sunflower Phosphatidylcholine.

• Form Factor Options: Micro-encapsulated Dry Powder Capsules, Oral Liquid Drops, or Single-Serve Liquid Gel Sachets.

• Dietary Compliance: 100% Vegan, Non-GMO, Gluten-Free, Soy-Free, Dairy-Free, Allergen-Free.

• Quality Assurance: Manufactured in cGMP, ISO, and FDA-registered facilities; Third-Party Tested for heavy metals, solvent residue, purity, and active flavonoid potency.

Suggested Dosage & Directions for Use

• Recommended Daily Serving: Take 1 serving daily (providing 250 mg – 500 mg of Liposomal Quercetin, or as directed by a healthcare professional).

• Directions: Swallow capsules with water or take liquid format directly / mixed into cold water, juice, or smoothies. Thanks to built-in lipid transport, it can be taken anytime with or without food.

Frequently Asked Questions (FAQs)

Q1: What is Quercetin, and why is the Liposomal form better than standard capsules?

A: Quercetin is a powerful antioxidant bioflavonoid, but raw quercetin powder is hydrophobic and poorly absorbed by the gut (under 2% bioavailability). Liposomal Quercetin wraps the compound in sunflower phospholipid bilayer vesicles, allowing it to pass through the digestive system intact and absorb directly into your bloodstream via cell membrane fusion.

Q2: How does Liposomal Quercetin help with seasonal allergies and histamine balance?

A: Quercetin works by inhibiting the enzymes responsible for inflammatory signaling and stabilizing mast cells—the immune cells that release histamine during seasonal allergen exposure. Liposomal delivery ensures high, effective concentrations reach target tissues quickly to support clear airways and sinus comfort.

Q3: What does it mean that Quercetin acts as a "Zinc Ionophore"?

A: Zinc ions have difficulty crossing hydrophobic cell membranes on their own. Quercetin acts as a cellular shuttle (ionophore) that binds to zinc and carries it across cell membranes into the intracellular space, where zinc can effectively support immune defense pathways.