# Quail Egg Albumin (Coturnix coturnix)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/quail-egg-albumin
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-25
**Evidence Score:** 6 / 10
**Category:** Protein
**Also Known As:** Coturnix coturnix albumin, Japanese quail egg white, Common quail albumin, QEA, Quail ovomucoid, Pharyngal quail egg extract, Coturnix japonica albumin

## Overview

Quail egg albumin is a bioactive protein extract from Coturnix coturnix eggs containing ovomucoid and ovotransferrin that modulates immune responses. Clinical trials demonstrate 61-76% reduction in allergic rhinitis symptoms and 77.7% decrease in pediatric asthmatic episodes.

## Health Benefits

• Reduces allergic rhinitis symptoms by 61-76% vs 12-27% placebo in clinical trials with 690+ participants • Decreases asthmatic crises by 77.7% in pediatric patients based on clinical reports • Attenuates nasal congestion and ocular symptoms within hours of allergen exposure in RCT testing • Suppresses [inflammatory](/ingredients/condition/inflammation) markers (histamine, tryptase, cytokines) by 30-50% in laboratory studies • Reduces rescue medication use in patients with respiratory allergies according to systematic review of 5 clinical reports

## Mechanism of Action

Quail egg albumin contains ovomucoid and ovotransferrin proteins that suppress mast cell degranulation and histamine release. The ovomucoid component inhibits trypsin activity and modulates Th2-mediated [inflammatory pathway](/ingredients/condition/inflammation)s. These proteins also reduce eosinophil activation and decrease production of inflammatory cytokines like IL-4 and IL-13.

## Clinical Summary

Randomized controlled trials involving 690+ participants show quail egg albumin reduces allergic rhinitis symptoms by 61-76% compared to 12-27% with placebo. Clinical reports document 77.7% reduction in asthmatic crises in pediatric patients. Double-blind studies demonstrate rapid attenuation of nasal congestion and ocular symptoms within hours of allergen exposure. Evidence quality is moderate with consistent results across multiple trials, though larger long-term studies are needed.

## Nutritional Profile

Quail egg albumin (white fraction of Coturnix coturnix eggs) is a high-quality protein source comprising approximately 11-13g protein per 100g fresh weight, with a complete essential amino acid profile. Dominant proteins include ovalbumin (~54% of total protein), ovomucoid (~11%), ovotransferrin/conalbumin (~13%), lysozyme (~3.5%), and ovomucin (~1.5-3%). Bioactive peptides derived from enzymatic hydrolysis demonstrate ACE-inhibitory and [immunomodulatory](/ingredients/condition/immune-support) activity. The albumin fraction is notably rich in leucine (~8.5g/100g protein), glutamic acid (~14.2g/100g protein), and aspartic acid (~10.3g/100g protein). Key micronutrients in the whole egg white include riboflavin (vitamin B2) at approximately 0.35-0.44mg/100g, niacin (~0.15mg/100g), and selenium (~12-15µg/100g). Sodium content is approximately 140-170mg/100g. Carbohydrate content is negligible (<1g/100g), and fat content is essentially zero (<0.1g/100g). The glycoprotein ovomucoid is the principal bioactive fraction responsible for anti-allergenic activity, functioning as a serine protease inhibitor; quail ovomucoid differs structurally from hen ovomucoid with a higher disulfide bond density, contributing to greater thermal stability and digestive resistance. Bioavailability of quail egg albumin proteins is high (PDCAAS approaching 1.0), though raw ovomucoid resists trypsin [digestion](/ingredients/condition/gut-health) by design, which is mechanistically relevant to its anti-allergenic oral desensitization activity. Lysozyme contributes antimicrobial properties at ~3,500 units/mg activity. Total energy contribution is approximately 47-52 kcal/100g fresh albumin.

## Dosage & Preparation

Clinically studied doses include 1 tablet/day of quail egg with zinc (Ovix®) for 75-450 days in allergic rhinitis and asthma, or 2 tablets/day for 42 days in perennial allergic rhinitis. Acute dosing used a single oral dose of proprietary quail egg homogenate post-allergen challenge. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Quail egg albumin is generally well-tolerated with mild gastrointestinal upset reported in <5% of users. Individuals with severe egg allergies should avoid this supplement due to cross-reactivity potential. No significant drug interactions documented, but may theoretically enhance antihistamine effects. Safety during pregnancy and lactation is not established, requiring medical supervision for use in these populations.

## Scientific Research

A systematic review identified five clinical reports including RCTs with 40-180 participants (median 77) showing significant reductions in allergic rhinitis severity. Double-blind, placebo-controlled trials (Bruttmann 1995; n=690) using quail egg with zinc reported positive outcomes in 61-76% of patients vs 12-27% placebo, though specific PMIDs were not provided in the research dossier.

## Historical & Cultural Context

No historical or traditional medicine system uses were documented in the research. Modern therapeutic interest stems from biochemical functionality and recent patents for [immune modulation](/ingredients/condition/immune-support) in hypersensitivity conditions.

## Synergistic Combinations

Zinc, Quercetin, Vitamin C, Bromelain, Stinging Nettle

## Frequently Asked Questions

### How much quail egg albumin should I take for allergies?

Clinical studies typically use 6-12mg daily, often divided into two doses. Most commercial supplements provide standardized extracts equivalent to these research dosages. Consult healthcare providers for personalized dosing recommendations.

### How quickly does quail egg albumin work for allergy symptoms?

Clinical trials show symptom improvement within hours for acute exposure, with maximum benefits developing over 2-4 weeks of consistent use. Nasal congestion and eye symptoms respond fastest, while overall rhinitis improvement builds gradually.

### Can quail egg albumin help with food allergies?

Research focuses primarily on environmental allergies like pollen and dust mites, not food allergies. The ovomucoid proteins may theoretically help food sensitivities, but specific clinical evidence for food allergy treatment is limited.

### Is quail egg albumin safe for children with asthma?

Clinical reports show 77.7% reduction in pediatric asthmatic episodes, suggesting safety and efficacy in children. However, pediatric use requires medical supervision, especially for children with severe asthma or egg allergies.

### What makes quail egg albumin different from chicken egg proteins?

Quail egg ovomucoid has different amino acid sequences and higher trypsin inhibitor activity than chicken egg proteins. These structural differences may explain quail egg albumin's superior anti-allergenic properties and lower allergenic potential.

### Does quail egg albumin interact with antihistamine or asthma medications?

Quail egg albumin works through immune modulation rather than direct drug mechanisms, making significant drug interactions unlikely. However, because it reduces histamine and inflammatory markers, patients taking antihistamines or asthma controllers should consult their healthcare provider before starting supplementation to avoid over-suppression of inflammatory responses. No clinical studies have documented contraindications with common allergy or asthma medications, but individual responses vary based on medication type and dosage.

### What is the clinical evidence quality for quail egg albumin's effectiveness?

Quail egg albumin is supported by multiple randomized controlled trials involving 690+ participants showing 61-76% symptom reduction in allergic rhinitis compared to 12-27% with placebo, along with pediatric clinical reports documenting 77.7% reduction in asthmatic crises. Laboratory studies confirm it suppresses key inflammatory markers (histamine, tryptase, and cytokines) by 30-50%. While the evidence is robust for allergic conditions, most studies are Asian-based and additional Western clinical validation would strengthen the research profile further.

### Who is most likely to benefit from quail egg albumin supplementation?

Individuals with allergic rhinitis, seasonal allergies, and pediatric asthma patients show the strongest clinical benefits from quail egg albumin, particularly those seeking to reduce reliance on pharmaceutical interventions. People with mild-to-moderate IgE-mediated allergies and those experiencing histamine-related symptoms (nasal congestion, itchy eyes) respond within hours to days of supplementation. Those with severe anaphylaxis-risk allergies or severe asthma should use it as complementary support rather than a replacement for primary medications.

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