Probiotic Influence on Obesity-Related Lipidemia

Inclusion Criteria: 1. Body mass index (BMI) ≥ 28 kg/m2; 2. Voluntarily, in writing, and signing the informed consent form, agreeing to participate in this study; 3. Those who agree to abide by the protocol and study restrictions and are able to comply with a low-carbohydrate, energy-restricted diet plan. 4. Subjects (including male subjects) have no plans to have children from 14 days before screening to 6 months after the end of the trial and voluntarily take effective contraceptive measures; Exclusion Criteria: 1. Taking items with similar functions to those tested in a short period of time will affect the judgment of the results; 2. Patients with severe allergies and immune deficiency; 3. Women who are pregnant, breastfeeding or planning to become pregnant; 4. Severe diseases of cardiovascular, lungs, liver, kidneys and other important organs, diabetes, thyroid disease, severe metabolic diseases, malignant tumors, and severe immune system diseases; 5. People who have used antibiotics in the past two weeks; 6. Those who failed to consume the test samples as required or failed to follow up on time, resulting in uncertainty in determining the efficacy; 7. Have used laxatives or fiber supplements in the past 6 weeks; 8. Subjects judged by other researchers to be unfit to participate. Those who meet any of the above conditions will not be selected.