Probiotic for Weight Management in Overweight and Obese Adults

Inclusion Criteria: 1. Body mass index (BMI) ≥ 24 kg/m²; 2. Able and willing to provide written informed consent; 3. Willing to comply with the study protocol and required restrictions, including adherence to a low-carbohydrate, energy-restricted diet; 4. No intention to conceive from 14 days prior to screening until 6 months after study completion, and agreement to use effective contraception during this period Exclusion Criteria: 1. Recent use of products with similar functions to the investigational product that may interfere with study outcomes; 2. History of psychiatric or neurological disorders, celiac disease, lactose intolerance, or known allergies; 3. Pregnant or breastfeeding women, or those planning to become pregnant during the study period; 4. Diagnosis of irritable bowel syndrome (IBS), ulcerative colitis, liver cirrhosis, or diabetes mellitus; 5. Use of antibiotics within 3 months prior to screening; 6. Inability to comply with the study protocol, including failure to take the investigational product as required or attend scheduled follow-up visits; 7. Smoking more than 10 cigarettes per day; 8. Any other condition that, in the opinion of the investigator, would make the participant unsuitable for the study.