Table 1: Eligibility criteria
Inclusion criteria | Exclusion criteria |
|---|---|
- Female - 18–75 years (at baseline) - Low mood (at baseline) as determined by a score of 5 or higher on PHQ-8 - Current conventional milk consumption of ≥ 250 ml serve/day - Willingness to commit to consuming only dairy products provided by the study - Available for intervention duration - Able to understand study materials and directions, in English - Must have access to internet and a computer/smartphone/tablet - Be willing to comply with all requirements and procedures of the study - Agree not to enrol in another interventional clinical research trial whilst part of the study | - Current consumer of A2 dairy products - Cow’s milk (dairy) allergy (established diagnosis) - Lactose intolerance (established diagnosis) - Pregnant, planning to become pregnant, or lactating - History of dementia and/or stroke - Diagnosed with or commenced new treatment for, anxiety and/or depression, within 1 month prior to baseline - GI diseases or past major GI surgery likely to interfere with study outcomes (e.g. ulcerative colitis, Crohn's disease, faecal impaction, coeliac disease, hemi colectomy, ileostomy, and colostomy) - Regular use of morphine/opioid-based medications or recreational/illicit drugs - Antibiotic use within the past month prior to baseline |