This study will enroll healthy adults with perceived gastrointestinal symptoms to evaluate the effect of collagen peptides compared to placebo.
This double-blind, placebo-controlled trial aims to assess the efficacy of collagen peptides in addressing gastrointestinal discomfort, gut microbiota composition, gut permeability, mood, anxiety, perceived stress, quality of life and cognitive function. The study will include healthy adults experiencing gastrointestinal symptoms while excluding individuals with chronic illnesses or recent infections that might impact the results.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
116
10g Collagen Hydrolysate per sachet
Placebo - active ingredients: N/A
Nutrasource Site (Apex Trials)
Guelph, Ontario, Canada
To assess the impact of the Test Product on perceived GI discomfort in healthy adults compared to a placebo
Gastrointestinal Symptom Rating Scale (GSRS) total score (From 1-7). A higher score is a worse outcome.
Time frame: Baseline to Week 8
To assess the impact of the TP on perceived GI symptoms in healthy adults compared to a placebo
GSRS dimension scores of reflux, diarrhea, abdominal pain, indigestion and constipation. Score (From 1-7). A higher score is a worse outcome.
Time frame: Baseline to Week 8
To assess the impact of the TP on perceived GI discomfort and symptoms in healthy adults compared to a placebo
GSRS total score and dimension scores of reflux, diarrhea, abdominal pain, indigestion and constipation. Score (From 1-7). A higher score is a worse outcome.
Time frame: Baseline to Week 4
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Bifidobacteriaceae (B. longum) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Bifidobacteriaceae (B. bifidum) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
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Change in the abundance of Pevotellaceae (P. copri) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Pevotellaceae (P. Stercorea) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Bacteroides (B. Cellulosilyticus) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Bacteroides (B. thetaiotaomicron) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Bacteroides (B. intestinalis) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Bacteroides (B. caecimuris) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Bacteroides (B. fragilis) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Lactobacillaceae (L. salivarus) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Lactobacillaceae (L. paracasei) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Ruminococccaceae (F. prausnitzii) in the stool sample as assessed by qPCR
Time frame: Baseline to Week 8
To assess the effect of the TP on the modulation of the gut microbiota composition, in particular growth stimulation of beneficial bacteria, in healthy adults compared to a placebo
Change in the abundance of Lachnospiraceae (R. hominis) in the stool sample as assessed by qPCR.
Time frame: Baseline To Week 8
To assess the effect of the TP on mood/anxiety in healthy adults compared to a placebo
Change in Brunnel Mood Scale questionnaire scores or anger, confusion, depression, fatigue, tension and vigour. The Scale is from 0-16, a higher score is worse.
Time frame: Baseline to Week 8
To assess the effect of the TP on perceived stress in healthy adults compared to a placebo
Change in Perceived Stress Scale -10 score - The score is from 0-40, a higher score is worse.
Time frame: Baseline to Week 8
To assess the effect of the TP on quality of life in healthy adults compared to a placebo
Change in Research and Development Short Form - 36 score. The score is from 0-100, a higher score is better.
Time frame: Baseline to Week 8
To assess the effect of the TP on cognitive function in healthy adults compared to a placebo
Change from baseline to Week 8 in Trail Making Test score. Time is recorded in seconds to complete the test, a higher time is worse.
Time frame: Baseline to Week 8
To assess the effect of the TP on cognitive function in healthy adults compared to a placebo
Change in Dimensional Change Card Sort Test score of executive function. The score is from 0-12, a higher score is better..
Time frame: Week 8
To assess the effect of the TP on cognitive function in healthy adults compared to a placebo
Change in Flanker Inhibitory Control and Attention Test score of executive function. The test measures time in milliseconds, a higher time is worse.
Time frame: Baseline to Week 8
To assess the effect of the TP on cognitive function in healthy adults compared to a placebo
Change in Stroop Colour and Word Test score of executive function. The test measures time in milliseconds, a higher time is worse.
Time frame: Baseline to Week 8
To assess the effect of the TP on intestinal permeability in healthy adults compared to a placebo
Change in serum LPS levels
Time frame: Baseline to Week 8