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Doctor insights on: Fasting Before Blood Work Water

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Can i drink water before a fasting blood sugar test?

Can i drink water before a fasting blood sugar test?

Yes: Water has no carbohydrates (the part of food that causes a rise in blood sugar) so there is no reason you can't drink it before a blood sugar test. ...Read more

Water (Definition)

Is a chemical compound with the formula h2o, containing 1 oxygen & 2 hydrogen atoms. It is a liquid at temperatures above 0'c at sea level. It covers 71% of the earth's surface & is vital for all life forms. Drinking water is essential, even though it contains no calories & no organic nutrients. It is a universal solvent with many uses, such as drinking, agriculture, ...Read more


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Will eating six hours before blood work raise cholesterol?

Will eating six hours before blood work raise cholesterol?

Yes: It's recommended that you fast 12 hours before checking a lipid profile. ...Read more

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Am i allowed to drink water while fasting for a blood sugar test?

Yes: In fact you should drink a normal amount of non-caloric liquids to avoid becoming dehydrated, which can elevate blood sugar. ...Read more

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How many hours to fast before a fasting blood sugar level test?

How many hours to fast before a fasting blood sugar level test?

Fasting: Depends on what's being measured but nothing after midnight for 8 am lab draw is adequate. Make sure you drink plenty of water. ...Read more

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Can i intake water 1ltr to 1.5 ltr brfore blood glucose fasting test.

Can i intake water 1ltr to 1.5 ltr brfore blood glucose fasting test.

Yes but why?: For a fasting blood sugar test, do not eat or drink anything but water for at least 8 hours before the blood sample is taken. No need to drink 1.5 liters of water before test. May cause electrolyte imbalance. ...Read more

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When fasting for metabolic blood test can I drink water?

Yes: Plan water no lemon or additives can be taken before a fasting blood test. ...Read more

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Alcohol ok before blood test for creatinine?

Alcohol ok before blood test for creatinine?

Interesting question: Alcohol consumption before having a blood test for serum creatinine should not affect the results. Depending on the amount of alcohol consumed, the glucose load may increase the serum glucose measurement. If this is quite high, it may also increase the potassium measurement. ...Read more

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After fasting for 12 hours no drinks nor food for blood check will exercising the day before rise the sugar?

After fasting for 12 hours no drinks nor food for blood check will exercising the day before rise the sugar?

Not likely: It depends upon the intensity of exercise. Intense exercise can temporarily rise blood sugar. Exercise is an integral part of diabetes management as it will improve the body's use of insulin, burn excess body fat and lower blood pressure. ...Read more

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Can drinking "smart water" or water with electrolyes that is carbonated before a full blood lipid panel/blood work alter results?

Can drinking "smart water" or water with electrolyes that is carbonated  before a full blood lipid panel/blood work alter results?

No: There is no such thing as "smart water". It is just a scam to separate the not so smart people from their money. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Drink enough water daily, so that your urine is mostly colorless. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex, if you have sex. ...Read more

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How much water is okay to drink before fasting glucose test ?

Not a big deal: The amount of water is not terribly important - 12-16 oz should be fine. Be sure you are fasting (not eating) for the required number of hours. ...Read more

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Is it okay to drink before 12hr fasting?My test includes blood sugar, lipid profiles and serum creatinine.Coz last test i feel so thirsty.

Is it okay to drink before 12hr fasting?My test includes blood sugar, lipid profiles and serum creatinine.Coz last test i feel so thirsty.

Water: Drinking a little water should not have a significant impact on result of blood sugar or lipid panel. It may affect serum creatinine, but that should not be very significant either. It is recommended that you be fasting for the tests though. ...Read more

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Is it okay to drink water when fasting for blood work?

Is it okay to drink water when fasting for blood work?

Yes: Drinking water is fine unless directed specifically by your physician to avoid it. Fasting lab is looking for blood sugar and cholesterol which would be affected by coffee, food, and milk. I usually recommend to my patients to take their routine meds even when fasting except for medications that would affect the blood sugar. ...Read more

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Blood test: measure serum lipase fasting, then measure again 30 min after lundh meal. How much should lipase rise?

Blood test: measure serum lipase fasting, then measure again 30 min after lundh meal. How much should lipase rise?

Negligible: All else being normal one would not expect there to be a rise in lipase beyond laboratory normals. Amylase (also a salivary enzyme) may be elevated but still within laboratory normal limits, . ...Read more