Precise Eating Time to Improve Glycemic Control and Cardiometabolic Health in Prediabetes and Diabetes

Exclusion Criteria

• •Weight changes \> 5% within past 3 months
• •Shift work
• •Traveling across more than one time zone within one month prior to the study
• •Pregnancy and breastfeeding
• •Eating disorders, food intolerance/allergy to ingredients in the diet product, vegan diet, practicing time-restricted eating
• •Severe chronic illnesses or other conditions that are incompatible with the planned intervention and examination program (e.g. type 1 diabetes, recent cardiovascular event, malabsorption, cancer in the last two years, etc.)
• •Treatment with insulin, sulfonylureas, and GLP-1 receptor agonists, steroid use (oral, cutaneous, or parenteral), regular intake of melatonin, anticoagulation treatment that cannot be paused
• •Extreme early and extreme late chronotypes