Is Quercetin Allergy Meta-Analysis safe?

Updated May 2026

Quick Answer

Quercetin Allergy Meta-Analysis has evidence relevant to safety, limits, and clinician-discussion contexts, but conclusions should stay close to the cited sources. One representative finding is: Although both the innate and adaptive immune systems have important roles in maintaining homeostasis with the environment (), allergies result from a similar interaction of genetic factors and environmental factors, at the phenotypic level, leading to immunological dysregulation at the molecular and cellular levels (;).

Key Takeaways

  • 01Although both the innate and adaptive immune systems have important roles in maintaining homeostasis with the environment (), allergies result from a similar interaction of genetic factors and environmental factors, at the phenotypic level, leading to immunological dysregulation at the molecular and cellular levels (;). [Lv Zeyi (2025)]
  • 02Di Lorenzo et al., 2017 Lambrecht and Hammad, 2015 Akdis, 2012 Pawankar, 2014 Warren et al., 2021 Pathogenesis of allergic diseases is considered to involve types I-IV hypersensitivity mechanisms classified by Gell and Coombs, which are often associated with coexisting multiple reaction types. [Lv Zeyi (2025)]
  • 03Histamines, proteases, and chemotactic factors released by the mast cells have been identified as the main mediators of increased vascular permeability and smooth muscle contraction in acute anaphylactic shock (). [Lv Zeyi (2025)]
  • 04Allergic diseases (AD) are a heterogeneous group of hypersensitivity diseases caused by deviant immune responses against normally innocuous environmental antigens. [Lv Zeyi (2025)]
The current Migaku evidence database contains 2 reusable source documents for Quercetin Allergy Meta-Analysis. This answer focuses on safety, limits, and clinician-discussion contexts. - Although both the innate and adaptive immune systems have important roles in maintaining homeostasis with the environment (), allergies result from a similar interaction of genetic factors and environmental factors, at the phenotypic level, leading to immunological dysregulation at the molecular and cellular levels (;). [Lv Zeyi (2025); evidence level 1] - Di Lorenzo et al., 2017 Lambrecht and Hammad, 2015 Akdis, 2012 Pawankar, 2014 Warren et al., 2021 Pathogenesis of allergic diseases is considered to involve types I-IV hypersensitivity mechanisms classified by Gell and Coombs, which are often associated with coexisting multiple reaction types. [Lv Zeyi (2025); evidence level 1] - Histamines, proteases, and chemotactic factors released by the mast cells have been identified as the main mediators of increased vascular permeability and smooth muscle contraction in acute anaphylactic shock (). [Lv Zeyi (2025); evidence level 1] - Allergic diseases (AD) are a heterogeneous group of hypersensitivity diseases caused by deviant immune responses against normally innocuous environmental antigens. [Lv Zeyi (2025); evidence level 1] - Current therapies mainly alleviate symptoms without addressing underlying immune dysfunction, which has increased interest in nutritional bioactive compounds as preventive or modulatory agents. [Zafrilla P (2025); evidence level 3] Evidence levels are sorting aids, not final clinical grades. Level 1 usually indicates systematic-review style evidence, level 2 indicates randomized trials or public-health guidance, and lower levels need more cautious wording. This page is educational. People with medical conditions, pregnancy, medication use, or unusual symptoms should ask a qualified clinician before changing supplements, medication, or treatment routines.

Sources

  1. Quercetin exhibits multi-target anti-allergic effects in animal models: a systematic review and meta-analysis of preclinical studies
  2. Dietary Bioactive Compounds and Their Role in Allergy Prevention: A Comprehensive Review.