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Survey on the intolerance rate of regular milk and A2 milk among Chinese adults

Survey on the intolerance rate of regular milk and A2 milk among Chinese adults

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500103543
Enrollment
Unknown
Registered
2025-05-30
Start date
2025-06-01
Completion date
Unknown
Last updated
2025-06-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Milk intolerance

Interventions

Experimental group:Respondents avoided dairy products 3 days before the start of the trial, drank 300ml of A2 milk after fasting for more than 12 hours, and completed the gastrointestinal questionnair

Sponsors

Institute of Nutrition and Health, Chinese Center for Disease Control and Prevention
Lead Sponsor

Eligibility

Sex/Gender
All
Age
30 Years to 60 Years

Inclusion criteria

Inclusion criteria: 30-60 years old, no gastrointestinal or urinary tract diseases, no milk allergies, no diagnosed serious diseases (tumors, immunodeficiency diseases, etc.)

Exclusion criteria

Exclusion criteria: Acute gastroenteritis in the recent past

Design outcomes

Primary

MeasureTime frame
Gastrointestinal Symptom Rating Scale score;Urinary galactose;—

Countries

China

Contacts

Public ContactLiu Aidong

Institute of Nutrition and Health, Chinese Center for Disease Control and Prevention

liuad@ninh.chinacdc.cn+86 10 6623 7006

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026