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Changing when protein is eaten

This study compares protein distribution across meals and measures movement and blood proteins in Parkinson's.

Testing a treatment or activity · Study reference: IRCT20180203038593N1

Plain-language introduction written with AI from the registry; not independently checked by a clinician. Read the original details below ↓

This registry record was last updated over six months ago, or its update date is missing. Recruitment may have changed. Confirm with the team before making plans.

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Looking for volunteers

Start (reported date)
2019-01-10

Planned dates can move. A study finishing does not tell us when a paper will be published.

No results summary has been confirmed in the registry records we imported. See connected papers below; we keep checking after recruitment ends.

Changes we have recorded
  • 2026-10-11 — recruiting

These are dates we observed a change, not necessarily the dates it happened.

Papers connected to this study

No connected paper has been found yet. The tracker checks the growing library for study identifiers and registry-linked publications.

Who can join?

Age range not listed · Ask the team who can join

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Read all the rules for taking part

Sex eligibility reported by registry: both

Inclusion criteria: The patients with Parkinson disease which are at stage 1 to 3 without any other neurological disease. Exclusion criteria: The patients with secondary Parkinson disease following antipsychotic drugs. Patients with hypothyroidism. Patients with fetal bone syndrome. Patients with BMI less than 18.5. Patients with serum albumin, pre-albumin and serum homocysteine under the ?normal threshold. Patients with special food diet and people who opt out of the study. Patients who avoided to participate in the study.
Full study name & original research details

Official study title

Effect evaluation of diet with different protein distribution on motor function and serum proteins of patients with Parkinson in Esfahan.

Original description

Intervention: Intervention 1: Protein intake of the intervention group reduced to 10%. Overall protein intake divided into 30% throughout the day and 70% in the dinner meal. Intervention 2: Control group: The protein intake is reduced to 10% and is consumed without time constraints overnight. Primary outcome: Motor disfunction. Timepoint: beginning of the study - end of the study. Method of measurement: Unified Parkinson’s Disease Rating Scale (UPDRS).;Serum proteins. Timepoint: beginning of the study - end of the study. Method of measurement: Blood tests.

Conditions reported: Parkinson. Parkinson's disease

Registry records for this study

Records are joined using registration identifiers. Titles alone do not establish that two studies are the same.

Study type
Interventional
Interventions
Intervention 1: Protein intake of the intervention group reduced to 10%. Overall protein intake divided into 30% throughout the day and 70% in the dinner meal. Intervention 2: Control group: The protein intake is reduced to 10% and is consumed without time constraints overnight.
Phases
N/A
Sponsor
Yazd University of Medical Sciences
Start date reported by registry
2019-01-10 (reported)

Registry updated: Not reported · Status last verified by the registry submitter: Not reported

Registry records retrieved 2026-10-14 (UTC). Individual records may have older updates. Recruitment and eligibility must be confirmed with the study team.

Contact the research team

Public study contacts supplied to the registry. Ask whether recruitment is still open and what participation involves.

Hossein khalili · +98 31 5751 2676 · khalilyhosien@yahoo.com

Study locations

Site status can differ from overall study status. “Status not reported” means local availability needs confirmation. Remote participation and travel arrangements must be checked with the team.

Facility not reported

Iran (Islamic Republic of)

Status not reported

The original descriptions and participation rules come from the registry. Participation is voluntary and does not guarantee benefit.