Status:

RECRUITING

CALM Study: Can A Prebiotic Fibre bLend Improve Stress, Mood, and Anxiety?

Lead Sponsor:

Myota GmbH

Collaborating Sponsors:

University of Reading

Conditions:

Stress

Eligibility:

All Genders

18-50 years

Phase:

NA

Brief Summary

This clinical trial will investigate whether a powdered prebiotic fibre blend can improve perceived stress levels in healthy adults with mild-moderate stress levels.

Detailed Description

There is growing interest in how the gut microbiota interacts with the brain to influence psychological outcomes, particularly stress. Even in otherwise healthy individuals, persistent psychological s...

Eligibility Criteria

Inclusion

  • Aged 18-50 years of age
  • Capacity to give informed consent to participate in the study
  • Able to comply with study requirements and visits
  • Meet the range required for mild-moderate stress levels (as assessed by DASS-42 stress subscale)
  • Normal or corrected to normal vision and/or hearing

Exclusion

  • Current smoker
  • Having food allergies and/or intolerances
  • Diagnosis of Type 1 or 2 diabetes or cardiovascular disease or psychiatric or neurological conditions (e.g. schizophrenia, dementia) including eating disorders
  • Current or previous diagnosis of depression in past 6 months
  • Receiving medications that lower cholesterol, blood pressure, blood glucose levels, or improve insulin sensitivity
  • Receiving antidepressant or anti-anxiety medications or treatments
  • Receiving hormonal birth control
  • Perimenopause or menopause
  • Pregnancy, lactation, or an intent to become pregnant during the course of the study
  • Continuous antibiotic use for \> 3 days within 1 month prior to enrolment
  • Continuous use of weight-loss drug for \> 1 month before screening
  • Major change in dietary intake in past month (e.g. excluding whole food groups)
  • Currently consuming daily prebiotic or probiotic supplements
  • Prior use (\< 6 months) of any blood glucose or cholesterol lowering medication
  • Any significant GI condition affecting GI absorption including (but not limited to) inflammatory bowel disease, weight loss surgery, irritable bowel disease.
  • End stage renal disease
  • Active cancer, or treatment for any cancer, in last 3 years
  • Consuming more than 20g of fibre a day as assessed by the 18-item FiberScreen

Key Trial Info

Start Date :

October 2 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 30 2026

Estimated Enrollment :

156 Patients enrolled

Trial Details

Trial ID

NCT07201909

Start Date

October 2 2025

End Date

December 30 2026

Last Update

December 4 2025

Active Locations (1)

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1

CALM Study Site

London, United Kingdom, EC2A 4BQ

CALM Study: Can A Prebiotic Fibre bLend Improve Stress, Mood, and Anxiety? | DecenTrialz