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Asthma is a breathing disorder marked by allergic inflammation of the bronchial airways and excessive mucus production obstructing airflow.  The natural medicine strategy focuses on reducing the inflammation response and decreasing mucus production.

Quercetin is a plant flavonoid that has anti-allergic and anti-inflammatory effects proven in scientific studies. Furthermore, quercetin helps modulate the immune response, reducing allergic triggers.

Asthma Research


Airway hyper-responsiveness is one of the main features of allergic asthma. Quercetin has been studied for it anti-inflammatory and anti-allergy effects. In this study, the focus was quercetin's effects in experimental allergic asthma. This experiment ...
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Subjects included 64 adults and 16 children/adolescents treated for two months with the extract, followed by two months during which the intake of the extract was optional. Concomitant asthma medication was permitted. The number, duration, ...
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In a randomized, double-blind, placebo-controlled trial, 1200 IU of Vitamin D was administered to schoolchildren to assess if it reduced the risk of influenza and asthma. There was a 42% reduced risk of influenza in ...
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Asthma Products

  • Unavailable

    Butterbur Extract

    4.3 (427)
    • Clinically Researched For Headaches and Migraines
    • Helps Against Nasal Allergies
    • Also Contains Feverfew for Headache Support
    $25.99 $13.06 Add to cart
  • Respir-All

    4.5 (46)
    • Potent Anti-Allergy Combination of Quercetin, Vitamin C, Nettle Extract, and Bromelain
    • Respiratory Support*
    • Manufactured in the United States
    $23.99 $12.95 Add to cart
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