A Single Centre, Double Blind, Placebo Controlled, Randomised Clinical Study Design in Healthy Subjects to Evaluate the Efficacy of a Digestive Health Supplement
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 发起方
- Pharmanex
- 入组人数
- 50
- 试验地点
- 2
- 主要终点
- Daily bowel habits log
研究概览
简要总结
The objective of this study is to evaluate the efficacy of a digestive health supplement via waist circumference measurements, daily bowel habit and symptom logs, and self-perception questionnaires (SPQ) over 4 weeks.
To test for the following claims:
- Reduction of bloating after only one use.
- SPQ claims - to be determined by the sponsor.
- Improvement to a range of upper and lower gastrointestinal symptoms (heartburn, belching, bloating, nausea, vomiting, flatulence, intestinal cramps, urge to defecate, loose stool, and diarrhea)
- Clinically proven formulation
- Supports relief of bloating discomfort
- Supports quick and effective reduction in bloating related to food intake
- Study shows X% severity reduction in abdominal bloating
- Helps support a reduction in days experiencing bloating
- Supports a reduction in abdominal discomfort
- X% of participants reported a reduction in bloating during the study
- Supports a reduction in waist circumference, related to bloating
Please note that it is the responsibility of the sponsor to determine the testing and study designs required for submission to entities such as the Home Shopping Network, QVC, etc.
详细描述
Title: A single centre, double blind, placebo controlled, randomised clinical study design in healthy subjects to evaluate the efficacy of a digestive health supplement.
Study design: Single centre, placebo controlled, randomised 4-week home use study.
Test article: 1. ACTIVE - Nu Biome (Formula #: 95001996; Batch #: EV24931) 2. PLACEBO - Crystal Light Raspberry Lemonade
Duration of study: Approximately 4 weeks
Number of subjects: Enough subjects will be recruited onto the study to finish with 50 subjects overall across two (2) study groups:
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomized
- 干预模型
- Parallel
- 主要目的
- Supportive Care
- 盲法
- Double (Participant, Investigator)
入排标准
- 年龄范围
- 20 Years 至 60 Years（Adult）
- 性别
- All
- 接受健康志愿者
- 是
入选标准
- •Healthy male and female subjects aged 20 - 60 years old including a range of ethnicities.
- •Subject routinely experiences gastrointestinal discomfort, specifically bloating.
- •Subject has signed a written Informed Consent.
- •Willing to use the test article as instructed following the directions for usage provided by the sponsor.
- •Willing to attend study visits 1 and 3 having fasted for 8 hours (only water allowed).
- •Willing to consume a test meal in conjunction with the supplement on study visits 1 and
- •Willing to record daily logs of their bowel habits and abdominal discomfort.
- •Willing to attend all study visits.
- •Photography subjects: subjects undergoing clinical photography of the abdomen area are willing to wear the same clothing to visits 1 and 3 (or at least the same colour clothing).
排除标准
- •Subject is pregnant, nursing, or planning to become pregnant.
- •Treatment or medication containing sympathomimetics, antihistamines or corticosteroids in the seven days prior to study start.
- •Known allergies or hypersensitivity to dietary supplements, similar materials, or their ingredients including, but not limited to, hazelnuts, peanuts and pomegranates (family Lythraceae).
- •Subject has allergies or sensitivity (other than bloating/indigestion issues/GI discomfort) to the ingredients of the test meal.
- •Insulin dependent diabetes.
- •Subjects with history of any gastrointestinal surgery, gastrointestinal illness which in the opinion of the Investigator would affect the digestive and absorption processes of the body (i.e., Gastric bypass, Gastroenteritis, Irritable Bowel Syndrome, Celiac Disease).
- •Medical condition that may affect study data or subject safety which in the opinion of the Investigator would compromise the safety of the subject or study results.
- •History of poor cooperation, non-compliance, or unreliability.
- •Investigator deems the subject an unsuitable candidate for the study.
- •Subject is currently participating in another clinical trial involving dietary supplements or similar materials.
- •Subject uses any prescription or over the counter (OTC) medication, vitamins, herbal products, antacids, mineral supplements and dietary supplements that target digestive issues and bloating within 4 weeks prior to the study start and through the end of study.
- •Chronic use of NSAIDs (e.g., Ibuprofen, Advil), or use of NSAIDs at one-week prior to each study Visit.
- •Subjects being treated with any known enzyme-altering drugs such as barbiturates, glucocorticoids, macrolides, antidepressants, neuroleptics, imidazole's, fluoroquinolones, calcium channel blockers, proton pump inhibitors, or H2-receptor antagonists, etc., within 30 days prior to screening or through the end of study.
- •Subjects with difficulty fasting or consuming standard meals or snacks.
结局指标
主要结局
Daily bowel habits log
时间窗: 30 days
Subjects in both arms will be asked to record their daily bowel habits in a diary using Bristol stool chart as a reference.
Daily abdominal discomfort assessment
时间窗: 30 days
Daily abdominal discomfort assessment will be recorded by subjects in a diary using Bristol Stool Chart as a reference on a scale of 0 to 10, with 0 (no discomfort) to 10 (worst discomfort).
Digestion-associated Quality of Life Questionnaire (DQLQ) assessment
时间窗: 30 days
Digestion-associated Quality of Life Questionnaire (DQLQ) will be assessed on a scale of 0% to 100% at baseline, week 2, and week 4, with 0% indicating no effect (never) on digestion-associated quality of life to 90%-100% (always effecting digestion-associated Quality of Life)
Self-perception questionnaire for assessment of bloating
时间窗: 30 days
Assessment of bloating using a self-perception questionnaire on a scale of None (no bloating) to very severe (severe bloating) will be conducted at the 1st study visit (baseline and after 1 hour), at the 2nd study visit after 2 weeks of home use, and at the 3rd study visit after 4 weeks of home use (baseline and after 1 hour).
次要结局
未报告次要终点