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How Long to Fast Before Blood Test?

Answer

How long you should fast before a blood test depends on the type of blood test you are having. For most test it can range anywhere from 6 hours to 14 hours and if you happen to take vitamins stop taking them 24 hours before. You can find more information here: http://www.buzzle.com/articles/fasting-for-blood-work.html
Ask.com Answer for: how long to fast before blood test
Source
How long to fast, if at all, before a blood test depends on what your blood will be tested for. For example, cholesterol, glucose, and glycohemoglobin blood tests require that you fast for 12 hours.
Sources:
  1. California Pacific Medical Center - http://www.cpmc.org/learning/documents/bloodtes...
  2. St. John Health System - http://www.stjohn.org/lab/faqs/
Search For: Blood
1 Additional Answer
Some blood tests require fasting and the fasting can be longer or shorter in duration depending on what has been ordered. Call the lab the day before to verify or check with your doctor. Also if you are pregnant, nursing or diabetic you may be excused from fasting in some cases.
Q&A Related to "How Long to Fast Before Blood Test?"
How long you should fast before a blood test depends on the type of blood test you are having. For most test it can range anywhere from 6 hours to 14 hours and if you happen to take
http://answers.ask.com/Health/Diseases/how_long_to...
1. Calculate the time the fast begins. If the test is at 6 a.m. and you have to fast for six hours, stop eating at midnight. 2. Stop eating at the start time of your fast. This means
http://www.ehow.com/how_5133399_fast-before-blood-...
1. Try to fast for a few hours. See how you'll react to the fast by missing one meal. If you're diabetic or pregnant, don't fast until you actually need to. Do this at least a week
http://www.ehow.com/how_2157310_fast-before-trigly...
A blood test is a procedure in which a thin needle is inserted, usually on the inside of your arm, and blood is "drawn" out through the needle into a syringe. It is one
http://www.ehow.com/facts_5684949_allowed-fasting-...
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