Function HealthFunction gives you access to 160+ yearly lab tests—5x more than a typical annual physical—covering everything from heart, hormones, thyroid, liver, kidneys, heavy metals, nutrients, inflammation, and more, plus actionable insights from top doctors. All results are stored in one place, making it easy to spot trends, track progress, and take action.
Function Health (functionhealth.com) has 3,039 customer reviews on Five Star Index, with an average rating of 4.4 out of 5.
Is this your business?
Correct your details and reply to customers in public. Both are free.
Claim this listingShowing 2,259 reviews with 5 stars · Clear filters
Mark
I think it's a must for every family, it's extremely to use and anyone who cares about their health should have it.
Response from Function HealthAug 8, 2026
We appreciate this, Mark. We’re glad you’ve found Function easy to use and valuable enough to recommend to others. Thank you for being part of the Function community!
Dorian
Function makes it super easy to go test. Great explanation of results. Really liked that protocols were shown to improve my health!
Response from Function HealthAug 8, 2026
Thank you for sharing, Dorian. We’re glad the process was easy and that the explanations and recommendations helped you better understand your results and next steps. We appreciate the kind words!
Linda R.
Excellent Customer Service!! I just completed my second year as a member of FunctionHealth and I can tell you that it's the only service I use. If I were to go to a doctors office and request the same tests....thousands of dollars. The value is unbeatable.
Response from Function HealthAug 8, 2026
Thank you for the kind words, Linda. We’re thrilled to have you with us for a second year and glad you continue to find so much value in the breadth of testing available through Function. We appreciate your continued trust in us!
Michelle
Great service to help understand in- depth lab testing.
Response from Function HealthAug 8, 2026
Thank you for the kind words, Michelle. We’re glad Function is helping make your results easier to understand and giving you deeper insight into your health. We appreciate you sharing!
Julie
Good value. Quick turnaround with results. Extensive summary.
Response from Function HealthAug 2, 2026
We’re thrilled you’re finding value in Function. Thank you for sharing your experience.
Ty
Function helped me discover issues I would have never known about with my routine bloodwork at doctor. Love all the suggestions they also give to reverse problems.
Response from Function HealthAug 8, 2026
We love hearing this, Ty. We’re glad Function has helped you uncover meaningful insights and given you helpful information to discuss and act on. Thank you for sharing your experience!
Michael from P.
easy to select tests. quick and easy scheduling and followup
Response from Function HealthAug 8, 2026
Appreciate you sharing this, Michael. We’re glad selecting your testing was straightforward and that scheduling and follow-up were quick and easy. We’re glad you’re here!
Steve
The scheduling is very easy, and the Quest location that I went to was outstanding. They were on time and the staff was very professional and friendly.
Response from Function HealthAug 8, 2026
Thank you for sharing, Steve. We’re glad scheduling was easy and that you had such a positive experience at your lab visit. We appreciate the kind words!
