Clinical Research Directory

Inclusion Criteria: 1. Adults aged 18-65 years; 2. Individuals diagnosed with constipation, defined as fewer than 3 bowel movements per week and/or Bristol Stool Form Scale (BSFS) types 1-2; 3. Able and willing to comply with all study procedures and complete the study; 4. Provided written informed consent prior to participation; 5. Participants (including males) must have no intention of conception from 14 days before screening until 6 months after study completion and agree to use effective contraception. Exclusion Criteria: 1. Recent use of products with similar effects that may interfere with study outcomes; Significant dietary changes during the study period; 2. History of severe allergy or immunodeficiency; 3. Pregnant or breastfeeding women, or those planning pregnancy; 4. Presence of serious systemic diseases (e.g., cardiovascular, pulmonary, hepatic, renal, endocrine, or malignant conditions); 5. Use of antibiotics within the past 2 weeks; 6. Individuals with severe psychiatric or neurological disorders; 7. Poor compliance, including failure to take the study product or attend scheduled visits; 8. Any other condition deemed unsuitable by the investigator.