Learn exactly how long to fast for a lipid profile (9-12 hours), what you can/can't consume, and why it matters. Get step-by-step fasting guidelines, expert tips, and common mistakes to avoid for accurate cholesterol and triglyceride results.
Definitive guide on whether you can drink black coffee before a fasting blood test. Covers impacts on cholesterol, glucose & liver tests, lab policies (Quest, LabCorp), and safe alternatives. Avoid false results.