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can i use sugar substitute before a blood test

A 31-year-old female asked:
Dr. Ed Friedlander
44 years experience Pathology
No: Not the ones that matter, except for blood alcohol. If it made a difference, we'd notice whether the people on whom we draw blood are buzzed or sober. ... Read More
Dr. Patrice Taylor
31 years experience Addiction Medicine
Bad idea: Likely not but it depends on what they are testing for. But your question shows there is a bigger problem-- not the least of which is self-medicating ... Read More
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A 41-year-old member asked:
Dr. Jennie Law
14 years experience Endocrinology
Yes: Yes, because the sugar in the chocolate will be absorbed and increase the amount of sugar in your blood, so the value will be higher. Let your physic ... Read More
Dr. Quang Nguyen
Specializes in Endocrinology
Definitely: Eating anything will cause your blood sugar to go up on a blood test.
A 30-year-old member asked:
Dr. Gurmukh Singh
49 years experience Pathology
Less than 180: Blood sugar following a meal or glucose challenge reaches its peak at about 2 hours. In a normal person the glucose level should not exceed 180 gm/dl ... Read More
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Dr. Vered Lewy-Weiss
A Verified Doctor answered
A US doctor answered Learn more
Should be normal: If your child does not have diabetes, what he or she eats and drinks should not cause abnormally high blood sugars.
A 16-year-old male asked:
Dr. Alvin Lin
Dr. Alvin Lin answered
30 years experience Geriatrics
Unlikely: It's very unlikely that drinking even a lot of Gatorade will cause a high blood sugar since it doesn't contain very much sugar. In fact, you'd have to ... Read More
A 23-year-old male asked:
Dr. Bernard Seif
40 years experience Clinical Psychology
High glucose: means you need to manage your glucose level better. I don't know what is in Powereade but many of those drinks are loaded w/sugar. Consider switchi ... Read More
A 29-year-old male asked:
Dr. Gurmukh Singh
49 years experience Pathology
Need more info: Why was blood insulin level tested? It is not the usual work-up for diabetes. If your fasting blood glucose is 77, that is normal. You should discuss ... Read More
A 44-year-old male asked:
Dr. Karl Spector
25 years experience Addiction Medicine
It shouldn't: Smoking a cigarette before a blood test should not increase your sugar level. Thus, i would discuss with your doctor why your sugar was elevated as t ... Read More
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A 37-year-old member asked:
Dr. Lester Thompson
33 years experience Pathology
Depends on test: If you were having a blood glucose test, this will cause it to be artifactually high. However, many blood tests must be performed fasting, while other ... Read More
A 23-year-old male asked:
Dr. Ed Friedlander
44 years experience Pathology
Okay: You are fine. Reference ranges are set so that a few percent of healthies fall outside. Consider yourself fortunate.
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A 20-year-old female asked:
Dr. Ralph Morgan Lewis
38 years experience Family Medicine
Blood sugar levels: Vary somewhat throughout the day; elevations may be expected after a meal but should return to normal within a couple hours. If u experience low sugar ... Read More
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