Effects of P24 on Postprandial Aminoacidemia

Inclusion Criteria: * Healthy adults aged 45-75 years * BMI 18.5-35 kg/m2 * Able to provide informed consent and comply with study procedure * Willing to consume the standardized mixed-protein test meal Exclusion Criteria: * BMI outside of 18.5-35 kg/m2 * Gastrointestinal disorders or malabsorption syndromes that could affect digestion/absorption (e.g., inflammatory bowel disease, celiac disease) * Diagnosed diabetes * Current use of medications or supplements that materially affect glucose metabolism or digestion (e.g., GLP-1 receptor agonists, chronic digestive enzyme supplementation) * Resting blood pressure ≥ 140/90 mmHg * Self-reported cancer within past 5 years * Known allergy or intolerance to meal components or capsule ingredients * Self-reported anemia or other conditions that increase risk from blood draws * Pregnancy or breastfeeding * Current smoking or nicotine use, heavy alcohol use (defined as \> 5 drinks/day or \> 15 drinks/week), or other factors that in the investigator's judgment make participation unsafe