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An Interventional Study of Protein Supplementation on Weight Loss Effectiveness and Dietary Quality in Outpatients Treated with Anti-Obesity Medications

An Interventional Study of Protein Supplementation on Weight Loss Effectiveness and Dietary Quality in Outpatients Treated with Anti-Obesity Medications

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600126746
Enrollment
Unknown
Registered
2026-06-15
Start date
2026-06-15
Completion date
Unknown
Last updated
2026-06-22

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

Conditions

Obesity

Interventions

Protein podwer intervention:Based on the recommended protein intake calculated in accordance with clinical guidelines, 18g of whey protein (equivalent to 22.5g of protein powder)
Standard dietary group:Standard high-protein dietary guidance in accordance with clinical guidelines

Sponsors

Huashan Hospital, Fudan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1.Aged 18 to 65 years, inclusive, regardless of gender; 2.Body Mass Index (BMI) >=28kg/m^2, or BMI >= 24 kg/m^2 with at least one weight-related comorbidity, such as hyperglycemia, hypertension, dyslipidemia, obstructive sleep apnea, or cardiovascular disease; 3.A change in body weight of less than 5% in the 90 days prior to screening through diet and exercise management alone; 4.Voluntarily agrees to participate and provides written informed consent.

Exclusion criteria

Exclusion criteria: 1.HbA1c > 6.5% or fasting venous plasma glucose > 7.0 mmol/L at screening; or a diagnosis of type 1 diabetes mellitus, type 2 diabetes mellitus, or other specific types of diabetes; 2.Previous bariatric or metabolic surgery (except liposuction, abdominoplasty, or removal of an intragastric balloon or duodenal-jejunal bypass sleeve > 1 year prior to screening); or planned to undergo any bariatric surgery during the trial period; 3.Obesity or weight gain secondary to medication use, Cushing's syndrome, acromegaly, edema, or other identifiable causes; 4.Known or suspected allergy to mazdutide or any of its excipients; 5.Personal or family history of medullary thyroid carcinoma or multiple endocrine neoplasia type 2 prior to screening; or diagnosis of any malignancy within 5 years; 6.Presence of severe gastrointestinal disorders, such as gastric emptying disorders or inflammatory bowel disease; 7.Moderate to severe depression, with a total score > 15 on the Patient Health Questionnaire-9 (PHQ-9) at screening; diagnosis of other severe psychiatric disorders, including schizophrenia or bipolar disorder; history of suicidal ideation, suicide attempt, or suicidal behavior; 8.Presence of chronic pancreatitis, acute pancreatitis, or symptomatic gallbladder disease (except following cholecystectomy); 9.History of substance abuse, drug addiction, or alcohol dependence; 10.Female subjects of childbearing potential who are pregnant or lactating at screening, or have a positive serum human chorionic gonadotropin (hCG) test 11.Use of implantable electronic devices, such as an implantable cardioverter-defibrillator or cardiac pacemaker; 12.Inability to use a mobile phone or lack of reading and recording ability; inability to comply with follow-up visits or to provide signed informed consent.

Design outcomes

Primary

MeasureTime frame
body weight (kg) and skeleton muscle mass (kg);

Secondary

MeasureTime frame
Resting Energy Expenditure (REE);Dietary nutrition intake;

Countries

China

Contacts

Public ContactTian Fang

Huashan Hospital, Fudan University

5795@huashan.org.cn+86 21 52888530

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jun 29, 2026