HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
HealthTap
Telehealth
A member asked:

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

A doctor has provided 1 answer

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

Answered 8/26/2020

5k views

Thank

Related Questions

A member asked:

Why am I continually getting migraines after hard workouts? I've tried drinking more water & keeping my blood sugar high, but I still get them.

1 doctors weighed in across 2 answers

A member asked:

Type 1 blood sugar, how high does it goes, before i can't get my remicade (infliximab) injection? Patient has been drinking a lot of water, eat small beef stick to bring it down, her suger level.

A doctor has provided 1 answer

A member asked:

My blood sugar is rising, it is 215. I am feeling fatigued and sleepy, drinking a bit more water. etc. what should I do?

A doctor has provided 1 answer

A member asked:

Whenever i drink water it seems to go straight through me within 20-30 mins. I feel like i don't absorb much. Blood sugar is fine. I'm always tired.

A doctor has provided 1 answer

A member asked:

Most effective at curbing blood sugar rise after a meal: 1-drinking lots of water, 2-walking after the meal, 3-adding fiber to the (same) meal?

A doctor has provided 1 answer

Sponsored Content
HealthTap Medical Group does not endorse products or services. Sponsored content revenues support our mission to make health information free and accessible to all.Learn more

People also searched for:

I had lab work done. my blood sugar level can back high. was fasting blood work & didn't drink any water, would that cause the sugar level to be high?
My blood sugar test results was169 after food (2hrs) & i pee when ever i drink too much of water.. Is it bad?
Is it true that drinking bottled water help lower your blood sugar?
Will drinking water have any impact on blood sugar?
Does soaking okra in water and drinking the water lower blood sugar ?

Telemedicine

Primary Care
Manage Your Conditions
Women's Health
Children's Health
Men's Health
Senior Health
Wellness, Prevention & Lifestyle
Sexual Health
Mental & Behavioral Health
Travel Medicine
Urgent Care
Ask your question
Didn't find what you're looking for?

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.

Ask your question

More of what we treat

Allergies
Antibiotics
Asthma
High Blood Pressure
Prescriptions
Type 2 Diabetes
Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.
HealthTap
HIPAA logo
HIPAASecure
Soc 2 Type 2 logo
SOC 2 Type 2Certified
JCAHO Accredited
JCAHOAccredited
Member App

Download HealthTap

Video visit and message your doctor

Member App QR Code
Play Store Member LinkApp Store Member Link

Questions?

+1 (888) 828-0841support@healthtap.com
LinkedInTwitter
HomeTermsPrivacyCookiesDMCAHealth TopicsDoctors DirectoryDoctor Q&A by Specialty
Copyright 2026 HealthTap, Inc.