Clinical Research Directory

Inclusion Criteria: * Male based on biological sex * Age 20-35 years * BMI between 18.5 and 24.9 kg/m2 * White/Caucasian * Willing to consume pre-prepared meals * Willing to wear an accelerometer and continuous glucose monitor (CGM) * Willing to track diet intake * Willing to stay 24 hours, including overnight in a research clinic * Willing to provide blood and sperm samples * Willing to consent to whole-genome sequencing of DNA Exclusion Criteria: * Unstable weight in the last 3 months (±5% weight loss or gain) * Shift work or working in a factory setting * Habitual smoking or use of tobacco products, including vaping, within the past 6 months. * History of clinically diagnosed diabetes * Hypertension (\>140/90 mmHg measured at screening) * Has undergone bariatric surgery * History of cardiovascular disease, neurological disease, or other chronic diseases, including cancer * History of human immunodeficiency virus (HIV) or acquired immunodeficiency syndrome (AIDS) * Adherence to special or restrained diets (e.g., low-CHO, low-fat, or vegetarian/vegan diets) or food allergies associated with study foods. * Currently engaging in \>150 minutes moderate-intensity or \>75 minutes of vigorous-intensity physical activity each week * Drinking more than 14 servings of beer or alcohol per week * Depressive (Score ≥10), anxiety (Score ≥8), and stress (Score≥15) symptomology (Score ≥16) from the 42-item Depression, Anxiety, Stress Scales (DASS)