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Effect and mechanism of traditional Chinese medicine nutrition therapy in improving type 2 diabetes mellitus complicated with cognitive dysfunction: study protocol for a randomised controlled trial

Cognitive Function as a Dietary Target by Chinese Medical Nutrition Therapy (CMNT) Diet for Treating Type 2 Diabetes with cognitive Impairment: study protocol for a randomized controlled trial

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ITMCTR
Registry ID
ITMCTR2024000679
Enrollment
Unknown
Registered
2024-11-08
Start date
2024-12-01
Completion date
Unknown
Last updated
2025-04-07

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

Conditions

type 2 diabetes mellitus with cognitive impairment

Interventions

Control group (routine care group):The control group received standard drug treatment and dietary recommendations provided by physicians following the "China Type 2 Diabetes Prevention and Treatment G
Experimental group (CMNT group):Participants in the CMNT group will eat the provided CMNT diet for 5 consecutive days in each intervention cycle, eating breakfast, lunch and dinner at the usual time b

Sponsors

University of South China
Lead Sponsor

Eligibility

Sex/Gender
All
Age
60 Years to 75 Years

Inclusion criteria

Inclusion criteria: Patients have been diagnosed with T2DM for a duration of = 2 years; BMI between 18.0 and 35.0 kg/m2; Weight stable for at least 3 months prior to the study (gain or loss < 4 kg); Aged 60–75 years with more than 6 years of education no language communication barriers visual impairments or auditory impairments and able to complete cognitive assessments and neuropsychological tests; Montreal Cognitive Assessment (MoCA) score of <26 (with an adjustment of +1 point for participants with <12 years of education to account for cultural effects). No significant impairment in activities of daily living with a score of =16 on the Instrumental Activities of Daily Living (IADL) scale; No evidence of infection infarction or other focal brain lesions on cranial CT or MRI scans conducted within the 12 months prior to screening and no relevant clinical symptoms. Non-critical white matter changes or lacunar infarcts in non-essential brain regions are permitted provided they do not affect cognitive function. Able to provide written informed consent; Able to successfully complete a 2–3-week trial period.

Exclusion criteria

Exclusion criteria: Having diabetes other than Type 2 diabetes mellitus (T2DM); Allergic to CMNT ingredients; Scheduled or anticipated hospitalization during the trial; Unable to comply with the procedures required by the study protocol due to physical or mental reasons; Having experienced at least three Grade 3 hypoglycemic events within 90 days prior to screening. Hospitalization or emergency department visits due to hyperglycemia diabetic ketoacidosis lactic acidosis hyperosmolar non-ketotic coma or diabetes; Having severe systemic diseases that may affect cognitive function (such as cardiovascular pulmonary hepatic renal or hematologic diseases); History of cerebrovascular diseases such as cerebral infarction cerebral hemorrhage central nervous system infection brain tumor or other focal brain damage; Neurological diseases that can cause dementia such as Alzheimer's disease or Parkinson's disease; history of severe traumatic brain injury resulting in persistent neurological deficits or structural brain abnormalities; History of depression within the past 2 years; History of alcohol tobacco or drug abuse or dependence within the past 2 years; Use of the following classes of medications within 30 days prior to cognitive impairment screening: medications for the treatment of Alzheimer's disease or dementia anti-Parkinson's disease drugs short-acting anxiolytics neuroleptic or analgesic drugs antiepileptic drugs hormones or drugs with significant cholinergic or anticholinergic side effects; History of cancer within the past 5 years; Having New York Heart Association Class III or IV decompensated heart failure; History of unstable angina coronary artery bypass grafting myocardial infarction or stent implantation; Having metal implants in the body; having claustrophobia; Any other condition that the investigator or the medical expert of this study deems unsuitable for participation.

Design outcomes

Primary

MeasureTime frame
Cognitive function score;Glycosylated hemoglobin;

Secondary

MeasureTime frame
CRP,IL-6;Digit Symbol Substitution Test,DSST;Hypoglycemic drug dosage;Anthropometric ;Self-Rating Anxiety ScaleSAS;Intestinal flora metabolites;Glucose metabolism;Instrumental Activities of Daily Living Scale;Self-rating Depression Scale;Fried asthenic syndrome criteria;Intestinal microbiome analysis;MRI;Blood lipid;

Countries

China

Contacts

Public ContactHe Hailong

University of South China; The First Affiliated Hospital of University of South China

2583592837@qq.com+86 185 7335 2323

Outcome results

None listed

Source: ITMCTR (via WHO ICTRP) · Data processed: Feb 4, 2026