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.
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Kevin D.
Function Health is thorough in its testing and does a fantastic job with clinician notes.
Response from Function HealthJul 26, 2026
Thank you for your kind words, Kevin! We're so glad to hear you've found the testing thorough and the clinician notes valuable. We truly appreciate you taking the time to share your experience and your support.
Carmine B.
Great company great product great user experience!
Response from Function HealthJul 26, 2026
Thank you for your wonderful feedback, Carmine! We're so glad to hear you've had a great experience with Function, from the product to the overall user experience. We truly appreciate you taking the time to share your kind words.
Omar
Gave me exactly what I was looking for. Definitely worth the investment.
Response from Function HealthJul 26, 2026
Thank you for your wonderful feedback, Omar! We're so glad to hear Function gave you exactly what you were looking for and that you found it to be a worthwhile investment. We truly appreciate you taking the time to share your experience.
Lori
Overall a good experience with function.
Response from Function HealthJul 26, 2026
Thank you for your feedback, Lori! We're so glad to hear you've had a good experience with Function. We truly appreciate you taking the time to share your feedback and are grateful for your support.
Scott
The whole process works efficiently and effectively.
Response from Function HealthJul 26, 2026
Thank you for your feedback, Scott! We're so glad to hear the process has been efficient and effective for you. We truly appreciate you taking the time to share your experience.
Jason D.
Everything was fast and courteous, with tons of helpful information.
Response from Function HealthJul 26, 2026
Thank you for your kind words, Jason! We're so glad to hear your experience was fast, courteous, and informative. We truly appreciate you taking the time to share your feedback.
Lisa B.
I am learning about areas of my health that “normal” tests do not provide. Many physicians don’t go to this depth in their testing and reporting. Thank you Function Health.
Response from Function HealthJul 26, 2026
Thank you for your kind words, Lisa! We're so glad to hear you've found the insights valuable and that they've helped you learn more about your health. We truly appreciate you taking the time to share your experience and your feedback.
PAUL S.
The implentation infirmation was helpful but too lenghty
Response from Function HealthJul 26, 2026
Thank you for sharing your feedback, Paul. We're glad to hear you found the information helpful. We also appreciate your suggestion about making it more concise. Feedback like yours helps us continue improving the member experience, and we're grateful you took the time to share it.
