Airway Defense
Supports the respiratory barrier against everyday exposure to smoke, pollution, dust, seasonal irritants, and airborne environmental stressors.
Ultra Lung Defense
$159.00
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A next-generation respiratory defense formula designed to support airway comfort, lung resilience, and immune protection against everyday environmental stressors.
Supports the respiratory barrier against everyday exposure to smoke, pollution, dust, seasonal irritants, and airborne environmental stressors.
Helps maintain clearer airways by supporting mucus balance, airway smoothness, and respiratory comfort during seasonal or environmental challenges.
Combines clinically studied botanical extracts and liposomal vitamin C to support respiratory immune readiness and whole-system defense.
Helps protect respiratory tissues from oxidative stress and inflammatory burden, supporting long-term lung and airway resilience.
Modern breathing is constantly stressed by pollution, smoke, allergens, and irritants, which can weaken respiratory comfort and resilience, while GRANVER Lung Defense is designed to help protect, soothe, and support overall lung and airway health.
Ingredients
Review each active component, its role, and the evidence note that supports the formula logic.
A phospholipid-delivered quercetin ingredient used for antioxidant and respiratory-wellness support.
A branded citrus-flavonoid ingredient selected for respiratory wellness.
An olive-leaf ingredient included for antioxidant and everyday wellness support.
A thyme-derived constituent included in the respiratory-wellness formula.
An elderberry ingredient included for antioxidant and seasonal wellness support.
An echinacea ingredient included for normal immune-function support.
Vitamin C delivered in a liposomal format for normal antioxidant and immune function.
Testing
Clinical research has evaluated low-dose Quercefit(R) in respiratory-comfort, immune-support, and allergy-related contexts.
Asthma and Rhinitis Comfort Study Description: A cited clinical study reported improvement in asthma and rhinitis-related respiratory discomfort with Quercefit(R), with good safety tolerance.
ElderCraft Travel Study Description: ElderCraft elderberry is supported by a human travel study in 312 long-haul travelers, where the 158-person treatment group reported shorter and milder colds than control.
ElderCraft Certifications Description: ElderCraft is described as holding multi-country quality and food-safety certifications.
FAQ
It is designed to support respiratory comfort, airway antioxidant defense, immune balance, mucus-clearance support, and resilience during seasonal or environmental exposure.
The formula is positioned for environmental respiratory stress, with ingredients such as quercetin phytosome, elderberry, olive leaf, Huajuhong extract, and vitamin C selected for airway and immune support.
Quercefit(R) binds quercetin with phospholipids to support absorption through Phytosome(R) delivery technology. Bioavailability depends on the studied preparation and dose.
No. It is a nutritional respiratory-support product and should not replace prescribed medication, emergency inhalers, antibiotics, antivirals, or medical care.
They add immune and antioxidant support. The elderberry material includes human travel-related evidence, while vitamin C is widely used for immune and respiratory support.
It is positioned as food-grade daily support, but people with chronic respiratory disease, pregnancy, breastfeeding, medication use, or allergy concerns should ask a healthcare professional first.