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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Billy
This is exactly what I was looking for and at a reasonable price. I bought two years' worth, and I'm looking forward to my next blood tests to see my hopeful improvements. The dashboard is super simple and clear.
Response from Function HealthAug 12, 2026
Thank you for sharing your experience, Billy. We’re glad Function is what you were looking for and that you’ve found the dashboard simple and clear. We look forward to helping you track your results over time.
Larissa M.
* I was introduced to the service by a nutrition professional, and after learning more about it, I decided to sign up. I then scheduled my tests and was able to complete everything smoothly, safely, and efficiently at the location I chose. * It was exactly the experience I was looking for. I wanted a more comprehensive view of my health by assessing different body systems with a focus on prevention rather than waiting for problems to arise. One of the things I appreciated most was having all of my health information organized in one place. I know it will be incredibly helpful for tracking my health over time. * I would absolutely recommend this to my friends and family. The whole process was simple, convenient, and efficient, and it gave me valuable insights into my health.
Response from Function HealthAug 12, 2026
Thank you for sharing your experience, Larissa. We’re glad the process was smooth and convenient, and that having your results organized in one place has provided valuable insights you can track over time. We truly appreciate your recommendation.
Brian
Results were back quick. Lots of good insight and suggested action steps
Response from Function HealthAug 12, 2026
Thank you for sharing your experience, Brian. We’re glad your results arrived quickly and that you found the insights and next steps helpful.
Lisa S.
Easy and efficient.
Response from Function HealthAug 10, 2026
To 100 healthy years.
Ross
More information than the typical lab draws and excellent provider reports with actionable education and recommendations. Became aware of correctable issues that I otherwise would have never known about. Excellent service and value along with a reasonable price.
Response from Function HealthAug 12, 2026
Thank you for sharing your experience, Ross. We’re glad your results and Clinician Notes provided helpful insights and information you can use to better understand your health.
Veronica
Function is the best thing to happen to American healthcare. It's so easy, reliable, and accessible. I love the AI feature, as someone who is wanting to learn more about my individual health and biomarkers, it has been extremely useful.
Response from Function HealthAug 12, 2026
Thank you for sharing your experience, Veronica. We’re glad you’ve found Function easy to use and that the AI features have been helpful as you learn more about your results and biomarkers.
Beehaven
I really liked the ease of using Function and the option to tailor the tests to my needs. I especially like the follow-up tests to see if the changes I made were effective. The reports were very clear, and the explanations presented offered various solutions to improve my health.
Response from Function HealthAug 12, 2026
Thank you for sharing your experience. We’re glad you’ve found Function easy to use and that comparing your results over time has helped you understand the impact of the changes you’ve made.
Carrie L.
Great experience! The process was easy, the lab testing was comprehensive, and the results were presented in a clear, easy-to-understand format. I feel much more informed about my health and appreciate the detailed insights. I would definitely recommend Function Health to anyone looking to take a proactive approach to their health.
Response from Function HealthAug 12, 2026
Thank you for sharing your experience, Carrie. We’re glad the process was easy and that your results and insights helped you feel more informed about your health. We truly appreciate your recommendation.
