Can You Drink Water Before A 12 Hour Fasting Blood Test?
Can You Drink Water Before A 12 Hour Fasting Blood Test? Can you drink water before a 12 hour fasting blood test? Fasting means you don’t eat or drink anything but water usually for 8 to 12 hours beforehand. If your appointment is at 8 a.m. and you’re told to fast for 8 hours, only