"flavored water" isn't actually water. Fasting Blood Test: Yes, you can drink water and eat no food for your test. Fasting before a blood draw means you don’t eat or drink anything except water. A water-only fast involves not eating or drinking anything but water, generally for eight to 12 hours prior to your blood draw. I asked this question a couple of weeks ago and quite a few people said they drank sparkling water on their fast. 1 doctor agrees. But this second one can sometimes be even more detrimental than the first since it can actually flush electrolytes. Dr. Terri Washington … Here are a few things a person can drink before a routine fasting blood test: water flavoured water with no sugar (carbonated water is ok if no electrolytes) black coffee with no milk, cream or sugar tea with no milk, cream or sugar diet soda (ask doctor) That’s all I can think of right now, but you get the idea. 2. Know These Fasting Guides to Different Test. Carbonated Water (acceptable) Carbonated water also known as “club soda” is slightly different than sparkling water due to the manufacturing process. A 37-year-old member asked: when fasting for metabolic blood test can i drink water? 0 0. 0 comment. Plain old water is required for fasting before blood work. Plain old water -- … While the additive may be sugar free, the flavoring chemicals can, in some cases, affect the test results. As to whether you can drink this, it would depend directly on why you're fasting. Water-soluble: These vitamins are not stored in your body but excreted during the day if you drink liquids. 1) Barely drinking any water. While fasting for less than 5 days, you'll be burning your own body fat and getting those vitamins that way. or. With certain blood tests, you may be instructed to fast for up to eight hours before your appointment. The average person does not drink enough water daily, thus making the blood a bit thicker. As you can see, besides the fake sweeteners and a few other (not-so-good) ingredients, this drink contains basically nothing! 2 thanks. If for medical reasons, it's a bad idea as most diet drinks still spike your blood sugar. Get your answers by asking now. In most cases, water (still or sparkling) may be consumed before a fasting blood test. Fasting actually affects the results of very few blood tests. ... Any time I have to go in for a blood test that I must fast for, they tell me that I cannot even have water. I think it really depends on what your goals are and why you are fasting. You can still brush your teeth but nothing at all to eat or drink. Still have questions? Yes, there is such a thing as too much water! If just for weight loss, then I think it is okay. Don’t wait until the day of your blood draw to ask if you should fast. I have been doing it on some days. I think you will find a lot of differing opinions on this. Note that the COLORING dyes will DEFINITELY affect procedures such as a colonoscopy. Fasting Instructions. Your doctor will let you know if and when you should be fasting or will refer you to the testing laboratory for explicit instructions. Calorie free doesn't mean it doesn't have artificial sugars. Can you drink water before a blood test?Generally speaking, you’ll want to follow your doctor’s orders when taking these different tests. Send thanks to the doctor. can you drink carbonated water while fasting for a cholesterol test? If you’re currently taking any medications, check with your doctor to see if you can take your regular dosage without affecting the results. 1. Blood Glucose Test; Abstain from eating or drinking anything except water for at least 8 -10 hours before a blood glucose test. 2) Dutifully chugging away. 0. Check out my other article for the best sparkling waters to drink while fasting. 3. 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