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临床试验/NCT02962583
NCT02962583已完成2 期

The Addition of Probiotic Consumption to a Nutritional Intervention and Caloric Restriction on Body Weight and Composition in Overweight Participants: A Randomized, Double-blind, Placebo Controlled Study

Laval University1 个研究点 分布在 1 个国家目标入组 152 人开始时间: 2017年1月最近更新:
适应症
干预措施
相关药物

试验速览

阶段
2 期
状态
已完成
入组人数
152
试验地点
1
主要终点
Change from Baseline body weight at 12 weeks

研究概览

简要总结

Limited interventional human studies suggest that probiotic supplementation may be a beneficial strategy for promoting weight loss when added to a nutritional intervention via their effects on lipid absorption and metabolic signaling molecules. The purpose of this study is to evaluate the effects of addition of a probiotic supplementation to a weight loss intervention on body weight, body composition and overall health in overweight adults.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
Double (Participant, Investigator)

入排标准

年龄范围
18 Years 至 55 Years(Adult)
性别
All
接受健康志愿者

入选标准

  • Aged 18 to 55 years
  • BMI between 27.0 and 39.9 kg/m2
  • Sedentary to moderate active (less than 30 minutes of physical activity, 3 times per week)
  • Willingness to complete questionnaires, records, and diaries associated with the study and to complete all study visits
  • Willingness to discontinue consumption of fermented foods or probiotics (e.g. yoghourts, with live, active cultures or supplements), laxatives, prebiotics and any substance for body weight control
  • Willingness and ability to provide informed consent in French
  • Willingness to receive random assignment to probiotic or placebo supplementation
  • Committed to losing weight over the 12-week study period

排除标准

  • Use of another investigational product within three months of the pre-baseline period.
  • Known to be pregnant or breast-feeding or planning on becoming pregnant in the next 18 months.
  • Women of child-bearing potential not using effective contraception which include:
  • Hormonal contraceptives including combined oral contraceptives, hormone birth control patch, vaginal contraceptive ring, injectable contraceptives, or hormonal implants
  • Intrauterine devices (IUD) or Intrauterine system (IUS)
  • Tubal ligation
  • Vasectomy of partner
  • Double barrier method (use of physical barrier by both partners, e.g. male condom and diaphragm, male condom and cervical cap)
  • Positive pregnancy test in women of child-bearing potential
  • Menopausal women
  • Allergic to milk, soy, or yeast
  • Weight gain or loss of at least 10 lbs in previous three months
  • Inflammatory bowel syndrome, celiac disease, short bowel syndrome, or any other malabsorptive syndrome
  • Uncontrolled angina within the past six months
  • Insulin-dependent diabetes (oral medications are not exclusionary)
  • Serious and/or unstable medical conditions (e.g. cardiovascular, renal, lung, psychiatric illness, bleeding disorders, etc.)
  • Cancer treatment (radiation, chemotherapy, surgery) within past six months or any other treatment or condition known to weaken the immune system (such as systemic corticosteroids or HIVIAIDS).
  • Any physical condition deemed likely to significantly interfere with individuals' ability to participate in a nutritional intervention.
  • Currently or at any point during the study participating in Weight Watcher's or another weight loss program or taking a medication for weight loss.
  • Under antibiotics or treatments (medication or nutritional program) affecting body weight Intake and/or energy expenditure
  • History of drug or alcohol (> 9 drinks weekly) abuse
  • Abnormal thyroid hormone levels
  • Immune-compromised conditions
  • Participant experiencing nausea, fever, vomiting, bloody diarrhoea or severe abdominal pain

研究组 & 干预措施

Probiotic

Experimental

Daily probiotic consumption

干预措施: Weight loss (Other)

Probiotic

Experimental

Daily probiotic consumption

干预措施: Probiotic Formula (Drug)

Placebo

Placebo Comparator

Daily placebo consumption

干预措施: Weight loss (Other)

Placebo

Placebo Comparator

Daily placebo consumption

干预措施: Placebos (Drug)

结局指标

主要结局

Change from Baseline body weight at 12 weeks

时间窗: 12 weeks

次要结局

  • Change from Baseline lipopolysaccharide (LPS) at 12 weeks(12 weeks)
  • Change from Baseline interleukin-6 at 12 weeks(12 weeks)
  • Change from Baseline BMI at 12 weeks(12 weeks)
  • Change from Baseline waist circumference data at 12 weeks(12 weeks)
  • Change from Baseline sagittal abdominal diameter data at 12 weeks(12 weeks)
  • Change from Baseline body composition at 12 weeks(12 weeks)
  • Change from Baseline stress level at 12 weeks(12 weeks)
  • Change from Baseline anxiety level at 12 weeks(12 weeks)
  • Change from Baseline depression symptoms at 12 weeks(12 weeks)
  • Change from Baseline sleeping habits at 12 weeks(12 weeks)
  • Change from Baseline intestinal microbiota composition at 12 weeks(12 weeks)
  • Change from Baseline C-reactive protein at 12 weeks(12 weeks)
  • Change from Baseline TNF-a at 12 weeks(12 weeks)

研究者

申办方类型
Other
责任方
Principal Investigator
主要研究者

Angelo Tremblay

Professor

Laval University

研究点 (1)

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