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Trial registered on ANZCTR


Registration number
ACTRN12625000813482p
Ethics application status
Submitted, not yet approved
Date submitted
7/07/2025
Date registered
30/07/2025
Date last updated
30/07/2025
Date data sharing statement initially provided
30/07/2025
Type of registration
Prospectively registered

Titles & IDs
Public title
The effects of FloraSMART on gastrointestinal symptoms and health in older adults
Scientific title
Randomised controlled trial assessing the effects of FloraSMART A17 blend on gastrointestinal symptoms and health in older adults
Secondary ID [1] 314831 0
Nil known
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Gastrointestinal symptoms: Constipation 338098 0
Irregular Bowel habits 338099 0
Gastrointestinal symptoms: Abdominal Pain 338290 0
Gastrointestinal symptoms: Diarrhoea 338291 0
Gastrointestinal symptoms: Indigestion 338292 0
Condition category
Condition code
Oral and Gastrointestinal 334396 334396 0 0
Normal oral and gastrointestinal development and function

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
One capsule (20 mg) of FloraSMART A17 blend postbiotic (includes 17 mg of the tyndallized bacteria; Lactobacillus casei subsp. casei 327; Lactobacillus paracasei K71; Enterococcus faecalis EC-12; Bifidobacterium longum BR-108) sweet potato starch, tapioca starch. consumed at the same time each day for 6 weeks.

Participants will be contacted each fortnight to record whether they have missed any doses or altered timing of the dose. Participants will visit the Murdoch University Physiology lab following 6 weeks of supplementation, during which they will be asked to return the bottle containing the supplements. The number of supplements remaining will be counted to determine compliance to the supplementation schedule. Participants who consume 80% or more of the study product will be considered adherent and included in the per-protocol analysis.
Intervention code [1] 331436 0
Treatment: Other
Comparator / control treatment
One capsule (20 mg) of maltodextrin consumed at the same time each day for 6 weeks.
Control group
Placebo

Outcomes
Primary outcome [1] 342081 0
Gastrointestinal symptoms: Composite score
Timepoint [1] 342081 0
Baseline; 2 weeks, 4 weeks and 6 weeks (primary timepoint) after first dose.
Primary outcome [2] 342082 0
Bowel habits: Stool Consistency
Timepoint [2] 342082 0
baseline; 2, 4 and 6 weeks (primary timepoint) after first dose.
Secondary outcome [1] 449496 0
Health-related quality of life
Timepoint [1] 449496 0
baseline and week 6 after first dose.
Secondary outcome [2] 449497 0
Sleep quality
Timepoint [2] 449497 0
Baseline and week 6 after first dose.
Secondary outcome [3] 449498 0
Mood
Timepoint [3] 449498 0
Baseline and week 6 after first dose
Secondary outcome [4] 449499 0
Mood
Timepoint [4] 449499 0
Baseline and week 6 after first dose
Secondary outcome [5] 449500 0
Sleepiness
Timepoint [5] 449500 0
Baseline and week 6 after first dose
Secondary outcome [6] 449501 0
Fatigue
Timepoint [6] 449501 0
Baseline and week 6 after first dose.
Secondary outcome [7] 449502 0
Body mass index
Timepoint [7] 449502 0
Baseline and week 6 after first dose.
Secondary outcome [8] 449503 0
Whole Body composition
Timepoint [8] 449503 0
Baseline and week 6 after first dose.
Secondary outcome [9] 449504 0
Blood pressure
Timepoint [9] 449504 0
baseline and week 6 after first dose.
Secondary outcome [10] 450196 0
Gastrointestinal symptoms: Abdominal pain
Timepoint [10] 450196 0
Baseline; 2 weeks, 4 weeks and 6 weeks after first dose.
Secondary outcome [11] 450197 0
Gastrointestinal symptoms: Change in indigestion.
Timepoint [11] 450197 0
Baseline; 2 weeks, 4 weeks and 6 weeks after first dose.
Secondary outcome [12] 450198 0
Gastrointestinal symptoms: Change in diarrhoea
Timepoint [12] 450198 0
Baseline; 2 weeks, 4 weeks and 6 weeks after first dose.
Secondary outcome [13] 450199 0
Gastrointestinal symptoms: Change in constipation.
Timepoint [13] 450199 0
Baseline; 2 weeks, 4 weeks and 6 weeks after first dose.
Secondary outcome [14] 450200 0
Stool frequency
Timepoint [14] 450200 0
Baseline; 2 weeks, 4 weeks and 6 weeks after first dose.

Eligibility
Key inclusion criteria
1) Aged 60-80 years old
2) Community dwelling
3) Willing and able to comply with the protocol and participate for the planned duration of the study.
Minimum age
60 Years
Maximum age
80 Years
Sex
Both males and females
Can healthy volunteers participate?
Yes
Key exclusion criteria
1) Taking 3 or more prescription medications
2) Received oral or parenteral antibiotics during the 28 days before the baseline visit
3) Hospitalization, major surgery or endoscopy within the last 3 months or scheduled hospital admission with 3 months of enrolment.
4) Known allergy to probiotics, Lactobacillus, Bifidobacterium, Enterococcus, antibiotics that could be used to treat Lactobacillus/ Bifidobacterium infection, microcrystalline cellulose or gelatin.
5) Serious gastrointestinal illness including chronic liver disease, gastrointestinal surgery, cancer, inflammatory bowel disease, pancreatitis or motility disorder in the last 2 years.
6) Current use of pro-/pre-/post-biotics

Study design
Purpose of the study
Treatment
Allocation to intervention
Randomised controlled trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
sealed opaque envelopes
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Permuted block randomisation (n=2, 4 6) using a randomisation table created by computer software (i.e. computerised sequence generation)
Masking / blinding
Blinded (masking used)
Who is / are masked / blinded?
The people receiving the treatment/s
The people administering the treatment/s
The people assessing the outcomes
The people analysing the results/data
Intervention assignment
Parallel
Other design features
Phase
Not Applicable
Type of endpoint/s
Safety/efficacy
Statistical methods / analysis

Recruitment
Recruitment status
Not yet recruiting
Date of first participant enrolment
Anticipated
Actual
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
Sample size
Target
Accrual to date
Final
Recruitment in Australia
Recruitment state(s)
WA

Funding & Sponsors
Funding source category [1] 319391 0
Commercial sector/Industry
Name [1] 319391 0
Anderson Advanced Ingredients
Country [1] 319391 0
United States of America
Primary sponsor type
University
Name
Murdoch University
Address
Country
Australia
Secondary sponsor category [1] 321877 0
None
Name [1] 321877 0
Address [1] 321877 0
Country [1] 321877 0

Ethics approval
Ethics application status
Submitted, not yet approved
Ethics committee name [1] 317965 0
Murdoch University Human Research Ethics Committee
Ethics committee address [1] 317965 0
Ethics committee country [1] 317965 0
Australia
Date submitted for ethics approval [1] 317965 0
15/01/2025
Approval date [1] 317965 0
Ethics approval number [1] 317965 0

Summary
Brief summary
Trial website
Trial related presentations / publications
Public notes

Contacts
Principal investigator
Name 142710 0
A/Prof Timothy Fairchild
Address 142710 0
Murdoch University, 90 South Street, Murdoch WA 6150
Country 142710 0
Australia
Phone 142710 0
+61 8 9360 2959
Fax 142710 0
Email 142710 0
Contact person for public queries
Name 142711 0
Timothy Fairchild
Address 142711 0
Murdoch University, 90 South Street, Murdoch WA 6150
Country 142711 0
Australia
Phone 142711 0
+61 8 9360 6000
Fax 142711 0
Email 142711 0
Contact person for scientific queries
Name 142712 0
Timothy Fairchild
Address 142712 0
Murdoch University, 90 South Street, Murdoch WA 6150
Country 142712 0
Australia
Phone 142712 0
+61 8 9360 2959
Fax 142712 0
Email 142712 0

Data sharing statement
Will the study consider sharing individual participant data?
Yes
Will there be any conditions when requesting access to individual participant data?
Persons/groups eligible to request access:
Anyone
Conditions for requesting access:
Yes, conditions apply:
Requires review on a case-by-case basis by the trial custodian, sponsor or data sharing committee
Requires a scientifically sound proposal or protocol
What individual participant data might be shared?
De-identified individual participant data:
All outcomes data
Published results
Safety data
What types of analyses could be done with individual participant data?
Systematic reviews and meta-analyses
When can requests for individual participant data be made (start and end dates)?
From:
At the end of the study
To:
A finite period of: 15 years
Where can requests to access individual participant data be made, or data be obtained directly?
Email of trial custodian, sponsor or committee: [email protected]

Are there extra considerations when requesting access to individual participant data?
No


What supporting documents are/will be available?

No Supporting Document Provided


Results publications and other study-related documents

Documents added manually
No documents have been uploaded by study researchers.

Documents added automatically
No additional documents have been identified.