Effects of Blueberry Dry Powder on Glycemic Status in Subjects With Prediabetes

A Randomized, Double-blind, Parallel Group Study to Evaluate the Effect of Blueberry Dry Powder on Prediabetes

The purpose of the present study is to evaluate the effect of blueberry dry powder on glycemic status (fasting plasma glucose, 2h glucose concentration after the oral glucose tolerance test (OGTT), or HbA1c) in subjects with prediabetes.

Inclusion Criteria:

• Fasting plasma glucose 110-125 mg/dL

Exclusion Criteria:

• Taking anti-diabetic drugs
• Taking drugs or functional food that may affect blood glucose level
• Fruit allergy
• Pregnant or nursing a child
• Participation in any clinical trial within 90 days of the commencement of the trial
• Renal or hepatic dysfunction
• Heart disease