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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Cole
The information is so valuable and the feedback, recommendations are very informative & helpful.
Response from Function HealthAug 2, 2026
Thank you for taking the time to share your experience, Cole. We're so glad to hear you found the insights, feedback, and recommendations valuable and helpful. We appreciate you trusting Function with your health.
Drake
Function health made the process clear and easy and delivered what it promised
Response from Function HealthAug 2, 2026
Thank you for taking the time to share your experience, Drake. We're so glad to hear the process was clear, easy, and delivered what you expected. We appreciate you trusting Function with your health.
customer
Super easy process and great texting communication. Showed up at lab and had no issues. Got results back quickly and will follow up with my doctor about some of the findings!
Response from Function HealthAug 2, 2026
Thank you for taking the time to share your experience. We're so glad to hear the process was easy, communication was smooth, and your results arrived quickly. It's great to hear the insights are helping you have informed conversations with your doctor. Thank you for trusting Function with your health.
Karen
Very helpful detailed information. A wonderful resource.
Response from Function HealthAug 2, 2026
Hi Karen, thank you for your review! We're so glad to hear you found the detailed information helpful. We appreciate your kind words and thank you for trusting Function with your health.
Shani R.
Results explained in an understanding way. Thank you!
Response from Function HealthAug 2, 2026
Hi Shani, thank you for your review! We're so glad to hear you found your results easy to understand. We appreciate you trusting Function with your health and taking the time to share your experience.
Randy B.
Lots of tests. Fast results. Love the clinician notes.
Response from Function HealthAug 2, 2026
Hi Randy, thank you for taking the time to share your experience. We're so glad to hear you found value in the breadth of biomarkers, received your results quickly, and enjoyed the clinician notes. We appreciate you trusting Function with your health.
Mozn
I appreciate the opportunity to delve into these otherwise inaccessible tests; the detail on each and finally, the narrative analyzation that considers other results and profile info, giving my report actionable context.
Response from Function HealthAug 2, 2026
Hi Mozn, thank you for taking the time to share your experience. We're so glad to hear you found the detailed insights and personalized context valuable, and that the information has been helpful in understanding your results. We appreciate you trusting Function with your health.
customer
Quick well explained results!
Response from Function HealthAug 2, 2026
Hi, thank you for your review! We're so glad to hear your results arrived quickly and that you found the explanations clear and helpful. We appreciate you trusting Function with your health.
