Effect Cinnamon Spice on Postprandial Glucose and Insulin Responses

Completed · Not applicable

Conditions studied: Normal Weight, Overweight and Obesity

In brief

The objective of the proposed study is to investigate the effect of cinnamon on the postprandial glycemic response to a high glycemic index meal in normal and overweight/obese prediabetic subjects

Key facts

Study ID

NCT04686552

Run by

University of California, Los Angeles

People needed

32

Starts

2018-01-01

Expected to finish

2020-01-01

Last updated by the study team

2020-12-28

Who can join

Age: 20 and older, up to 50. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Healthy human adults age 20-50 years' old
• Typically consume low fiber/polyphenol diet (beige diet)
• normal weight individuals with a BMI of 18. to 24.9 kg/ m2 with fasting serum glucose <100 mg/dL
• overweight/obese individuals with a BMI of 25 to 35 kg/m2 and fasting serum glucose ≥100 mg/dL and <126 mg/dL or HbA1c >5.7% and < 6.5%.
• Subjects must read and sign the Institutional Review Board-approved written informed consent prior to the initiation of any study specific procedures or enrollment. A subject will be excluded for any condition that might compromise the ability to give truly informed consent.

You may not qualify if…

• Any subject with a screening laboratory value outside of the laboratory normal range that is considered clinically significant for study participation by the investigator.
• Any subject currently taking blood thinning medications such as Warfarin or Coumadin
• Any history of gastrointestinal disease or surgery except for appendectomy or cholecystectomy.
• Eating a high fiber/polyphenol diet or taking any medication or dietary supplement which interfere with the absorption of polyphenols.
• History of gastrointestinal surgery, diabetes mellitus, or other serious medical condition, such as chronic hepatic or renal disease, bleeding disorder, congestive heart disease, chronic diarrhea disorders, myocardial infarction, coronary artery bypass graft, angioplasty within 6 months prior to screening, current diagnosis of uncontrolled hypertension (defined as systolic BP >160mmHg, diastolic BP >95mmHg), active or chronic gastrointestinal disorders, bulimia, anorexia, laxative abuse, or endocrine diseases (except thyroid disease requiring medication) as indicated by medical history.
• Pregnant or breastfeeding
• Currently uses tobacco products.
• Currently has an alcohol intake > 20 g ⁄ day;
• Currently has a coffee intake > 3 cups ⁄ day;
• Allergy or sensitivity to cinnamon. Subjects will be excluded if there is a prior history of such sensitivity. Since these foods are commonly eaten and allergies are rare, subjects should be aware of this sensitivity prior to entering the study. To determine this, a positive history of cinnamon ingestion without incident will be requested. In addition, any subject with a history of allergy or anaphylaxis of any kind will be excluded
• Is lactose intolerant
• Is unable or unwilling to comply with the study protocol.

Where it is running

• UCLA Center for Human Nutrition — Los Angeles, California, United States

Full record on ClinicalTrials.gov

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