IPA Lab looking for volunteers to study the effect of various supplements on blood vessel function. Requirements: Aged 50-79 years (not taking hormone replacement therapy or blood thinners) Willing to undergo a 10-12 week intervention Participants receive: -Detailed Blood Panel (cholesterol, glucose, etc.) -Body Composition (body fat & bone density) -Exercise Stress Test -Dietary Analysis -Monetary Compensation for time If interested, email ipalab@colorado.edu, call 303-735-6410 or click link to fill out screening form.