A 38-year-old member asked:
Will drinking decaf black coffee before fasting blood test alter the results?
1 doctor answer • 3 doctors weighed in
Dr. Terri Washingtonanswered
Endocrinology 18 years experience
Yes: Could depending on the test, if is blood sugar or chol then coffee could make an impact.
4.8k viewsReviewed >2 years ago
A 65-year-old female asked:
Is it ok to drink black coffee when your fasting for blood test?
1 doctor answer • 1 doctor weighed in
Dr. Robert Killiananswered
General Practice 30 years experience
Fasting for Labs: Yes. There are no sugar or fat calories in black coffee.
4.7k viewsAnswered >2 years ago
Last updated Jan 22, 2019
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