Can You Drink Black Coffee Before Blood Work Is Done

May I drink coffee or tea.

Can you drink black coffee before blood work is done. In most cases you will have to suspend your indulgence in food coffee tea energy drinks and other beverages for several hours in order to produce a viable blood sample. Fasting Tests Common fasting tests evaluate blood levels of glucose triglycerides HDL cholesterol and LDL cholesterol and C-reactive protein to gauge diabetes and cardiovascular risks and conditions. It is not a true 12 hour fast if you drink coffee.

Your physician will instruct you whether you should take your medications that morning. Drinking coffee before blood tests is not recommended but drinking a good amount of water is advised as this helps make veins more visible therefore making the blood extraction easier. The Best Answer is No You Cant Drink Black Coffee or eat any food during this time Before a Fasting Blood Test also you cant drink hot or iced black coffee or a glass of tea soda cans a juice however you cant drink any liquid but plain water during fasting for a blood sample.

If you have questions call the lab or the doctor and see what they say. Thats because it contains caffeine and soluble plant matter which might skew your test results. And youre told to.

Actually you can even drink black coffee or tea but they do not tell you that as they do not trust that you wouldnt add something to it. Arrange for a morning blood draw and calculate what time to stop eating and drinking coffee and other beverages the night before. Even if you drink it black coffee can interfere with blood test results.

Drinking coffee and eating are OK before some blood tests but not others and some doctors say any black coffee at all before is OK even before a cholesterol test as long as you dont add cream or sugar. Adhere to the water-only rule after a regular dinner and plan to postpone your morning coffee until after you provide a blood sample. And you probably know the drill.

Its recommended that you avoid coffee and other liquids during your fast McKnight said. Drinking black coffee can skew some laboratory tests. No please do not drink coffee or tea even black without sugar.