Status:

COMPLETED

Impact of Nutritional Supplementation on Sleep Quality and Gut Microbiome Composition in Older Adults

Lead Sponsor:

National University of Singapore

Conditions:

Sleep

Gut Microbiome

Eligibility:

All Genders

60-85 years

Phase:

NA

Brief Summary

The aim of this study is to assess the impact of 5-hydroxytryptophan (5-HTP) supplementation on sleep quality and gut microbiome composition in older adults with normal cognition vs. mild cognitive im...

Detailed Description

This is a 12-wk parallel, single-bind (investigator), prospective study design with subjects randomly assigned to consume 100 mg of 5-HTP or does not consume 5-HTP. Fifty older men and women (aged 60-...

Eligibility Criteria

Inclusion

  • Able to give an informed consent
  • Age 60 ≤years ≤ 85 years old
  • Weight change \< 3kg in the past 3 months
  • Not exercising vigorously over the past 3 months
  • Not taking protein (e.g. Whey isolate, Ensure), tryptophan, serotonin and/or 5-HTP supplements for the past one month
  • Not taking sleep medication and/or dietary supplements for sleep (e.g. melatonin, GABA) for the past one month
  • Not taking prebiotic, probiotic and/or dietary fiber supplementations for the past one month
  • Not taking cognitive/brain supplementations (e.g. gingko biloba, acetylcholine) for the past one month
  • Not taking prescription anti-depressant or pain medication (e.g. Zoloft, Tramadol etc.)
  • No acute illness
  • If taking antihypertensive/cholesterol-lowering/ type 2 diabetic medication, he/she has been taking the medication for more than 5 years prior to the study participation
  • Not smoking
  • Not drinking more than 2 alcoholic drinks per day

Exclusion

  • Unable to give an informed consent
  • Age \< 60 years and \>85 years old
  • Weight change \>3kg in the past 3 months
  • Exercises vigorously over the past 3 months
  • Taking protein (e.g. Whey isolate, Ensure), tryptophan, serotonin and/or 5-HTP supplements for the past one month
  • Taking sleep medication and/or dietary supplements for sleep (e.g. melatonin, GABA) for the past one month
  • Taking prebiotic, probiotic and/or dietary fiber supplementations for the past one month
  • Taking cognitive/brain supplementation (e.g. gingko biloba, acetylcholine) for the past one month
  • Taking prescription anti-depressant or pain medication (e.g. Zoloft, Tramadol etc.)
  • Having acute illness
  • If taking antihypertensive/cholesterol-lowering/ type 2 diabetic medication, he/she has NOT been taking the medication for less than 5 years prior to the study participation
  • Smoking
  • Drinking more than 2 alcoholic drinks/day

Key Trial Info

Start Date :

July 4 2020

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

June 30 2021

Estimated Enrollment :

33 Patients enrolled

Trial Details

Trial ID

NCT04078724

Start Date

July 4 2020

End Date

June 30 2021

Last Update

September 8 2021

Active Locations (2)

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Page 1 of 1 (2 locations)

1

National University of Singapore

Singapore, Singapore, 117546

2

Hannah Seniors Activity Centre

Singapore, Singapore, 59002