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CTRI Number  CTRI/2025/08/092576 [Registered on: 07/08/2025] Trial Registered Prospectively
Last Modified On: 06/08/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Nutraceutical 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   Evaluation of the Effectiveness of a Low Carbohydrate High Fat (LCHF) Diet on Tremor Severity and Mental Health in Patients with Essential Tremor – A Pilot Study  
Scientific Title of Study   A Pilot Randomized Controlled Trial to Evaluate the Effectiveness of a Low Carbohydrate High Fat Diet on Tremor Severity and Mental Health Outcomes in Patients with Essential Tremor 
Trial Acronym  KETREM 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Sujata Roshan 
Designation  Professor Department of Neurology  
Affiliation  Govind Ballabh Pant Institute of Postgraduate Medical Education and Research GIPMER 
Address  Department of Neurology Govind Ballabh Pant Institute of Postgraduate Medical Education and Research Jawaharlal Nehru Marg Raj Ghat New Delhi India

Central
DELHI
110002
India 
Phone  8447761433  
Fax    
Email  drsujataroshan@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Sujata Roshan 
Designation  Professor, Department of Neurology  
Affiliation  Govind Ballabh Pant Institute of Postgraduate Medical Education and Research GIPMER 
Address  Govind Ballabh Pant Institute of Postgraduate Medical Education and Research Jawaharlal Nehru Marg Raj Ghat New Delhi

Central
DELHI
110002
India 
Phone  8447761433  
Fax    
Email  drsujataroshan@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr. Manvi Lamba 
Designation  MBBS graduate 
Affiliation  Maulana Azad Medical College New Delhi 
Address  Maulana Azad Medical College Bahadur Shah Zafar Marg New Delhi

Central
DELHI
110002
India 
Phone  9205977668  
Fax    
Email  manvilamba234@gmail.com  
 
Source of Monetary or Material Support  
Govind Ballabh Pant Institute of Postgraduate Medical Education and Research  
 
Primary Sponsor  
Name  Self funded 
Address  Govind Ballabh Pant Institute of Postgraduate Medical Education and Research GIPMER Jawaharlal Nehru Marg Raj Ghat New Delhi 
Type of Sponsor  Research institution and hospital 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Manvi Lamba  Department of Neurology Govind Ballabh Pant Institute of Postgraduate Medical Education and Research  Govind Ballabh Pant Institute of Postgraduate Medical Education and Research Jawaharlal Nehru Marg Raj Ghat New Delhi
Central
DELHI 
9205977668

manvilamba234@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee, Maulana Azad Medical College (MAMC)  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: G250||Essential tremor,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Low Carbohydrate High Fat Diet  Participants in the intervention group will follow a structured Low Carbohydrate High Fat dietary regimen for 4 weeks, planned and monitored by a certified dietician. The diet will restrict carbohydrates to 50 g per day while emphasizing high intake of fats and moderate protein.  
Comparator Agent  Standard Diet   Participants in the control group will continue their usual diet without any specific modifications. Dietary intake will be monitored periodically for compliance and recorded.  
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  65.00 Year(s)
Gender  Both 
Details  Diagnosis of Essential Tremor
Age above 18 years
Willingness to follow LCHF dietary plan
Able to provide informed consent
Not currently on any specific diet
 
 
ExclusionCriteria 
Details  Age less than 18 years
Pregnancy or breastfeeding
History of diabetes, liver or kidney disease
History of pancreatitis or gallstones
Severe psychiatric illness
Currently following an LCHF or ketogenic diet
• Participation in another clinical trial
 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Open Label 
Primary Outcome  
Outcome  TimePoints 
Change in tremor severity using Fahn-Tolosa-Marin Tremor Rating Scale   Baseline and 6 weeks
 
 
Secondary Outcome  
Outcome  TimePoints 
Change in anxiety and depression scores using HADS  Baseline and 6 weeks 
Change in quality of life using QUEST  Baseline and 6 weeks 
 
Target Sample Size   Total Sample Size="50"
Sample Size from India="50" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   Phase 1 
Date of First Enrollment (India)   18/08/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="0"
Months="1"
Days="12" 
Recruitment Status of Trial (Global)   Not Yet Recruiting 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary  

This pilot study evaluates the effectiveness of a Low Carbohydrate High Fat LCHF diet also known as the ketogenic diet on tremor severity anxiety depression and quality of life in patients with Essential Tremor ET


Essential Tremor is a common neurological disorder that causes involuntary shaking especially in older adults Current treatments including medications and surgery have several limitations This has led to growing interest in noninvasive alternatives


The LCHF diet is known for its neuroprotective and antiinflammatory effects in neurological conditions such as epilepsy and Parkinson disease It is believed to influence neurotransmitters like GABA which play a role in the development of Essential Tremor


This study is conducted at GIPMER New Delhi and involves 50 adult ET patients Participants are randomly assigned to either a structured LCHF diet or standard care for a period of six weeks Assessments are conducted at the beginning and end of the study using validated tools Fahn Tolosa Marin Scale for tremor Hospital Anxiety and Depression Scale HADS and Quality of Life in Essential Tremor Questionnaire QUEST


Weekly followups are included to monitor diet adherence safety and side effects The study is ethically sound and low risk with minor side effects like nausea and fatigue being anticipated The design is prospective randomized and uses appropriate statistical methods for analysis


If effective the findings could support larger trials and promote dietary strategies as a safe and accessible treatment for patients with Essential Tremor


 
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