Clinical Trial to Assess the Effects of Dairy on Insulin Sensitivity and β-Cell Function

Inclusion Criteria: * subject is male or female, 18-74 yrs of age, inclusive * subject reports habitual consumption of ≥2 servings/d of high-sugar beverages (e.g., non-diet soda, fruit juice cocktails) * subject has waist circumference ≥33.0 inches for women and ≥36.0 inches for men * subject is at risk for development of type 2 diabetes mellitus (T2DM), based on 1 or more of the following: fasting glucose 100-125 mg/dL; glycosylated hemoglobin 5.7-6.4%, or ≥20% risk of developing diabetes in the next 7.5 yrs based on the San Antonio Heart Study prediction equation * subject has a score of 7-10 on the Vein Access Scale at screening * subject is normally active and judged to be in good health on the basis of medical history, physical examination and routine lab tests * if female, subject is willing to schedule treatment visits during the follicular phase of the menstrual cycle, defined as days 1-14, where day 1 is 1st day of menses * subject has a menstrual cycle duration ranging in length form 24-36 d (if premenopausal) * subject is willing to maintain a stable body weight and follow his/her habitual diet and exercise pattern, except for inclusion of study product, throughout the trial * subject is willing to maintain his or her habitual intake of coffee, tea, and alcoholic beverages throughout the trial * subject agrees to limit intake of non-study related dairy products to ≤1 serving per day during each treatment period * subject is ambulatory and willing to refrain from v…