Whey Protein Ingestion and Glucose Control in Pre- and Post Diabetic Individuals

This study is examining whether consuming whey protein (a dairy-based protein supplement) before meals can help improve blood sugar control in people who are pre-diabetic or have mild type 2 diabetes. Researchers will track blood sugar responses using continuous glucose monitoring devices worn for 7 days. **You may be eligible if...** - You are between 50 and 70 years old - You have pre-diabetes (HbA1c between 5.7–6.4%) or mild type 2 diabetes (HbA1c between 6.5–7.5%) - You are willing to keep a detailed food diary and wear a glucose monitor for 7 days on two separate occasions - You do not take insulin or weight-loss injections (GLP-1 or GIP drugs) **You may NOT be eligible if...** - You do not eat dairy products or have lactose intolerance - You take insulin injections, GLP-1/GIP drugs, or appetite suppressants - You have had gastrointestinal bypass surgery - You are pregnant or breastfeeding - You have a chronic inflammatory disease (such as lupus or Crohn's disease) - You are currently taking corticosteroids, hormone therapy (testosterone, growth hormone), or using protein supplements - You have had chemotherapy or radiation in the last 6 months Talk to your doctor to see if this trial is right for you.