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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Kathy G.
Working with Function has been such an easy and pleasant experience. Everyone in this organization was kind, prompt with their responses and very knowledgeable.
Response from Function HealthFeb 20, 2026
So glad to hear you’re enjoying Function. We’re excited to keep supporting you with insights that matter most to your health.
customer
I appreciate the depth of testing and access to result clarification.
Response from Function HealthFeb 20, 2026
Thank you for trusting us with your health. Every review helps more people discover what’s possible with Function.
Claudia
Function Health has significantly improved my health. The biomarker results allow my physician to make the necessary changes. The platform is well designed and is very easy to use. The FH staff is very kind and most helpful.
Response from Function HealthFeb 19, 2026
Thank you for trusting us with your health. Every review helps more people discover what’s possible with Function.
Barbara F.
The care in organizing the blood testing, the return of the results along with the overview summary was easy to understand and know how to move forward.
Response from Function HealthFeb 19, 2026
Your feedback means the world to us. We’re here to help you unlock a clearer, whole-body view of your health.
Stacy
Quest Lab was very easy & fast results. Downside limited contracted sites for these labs in MT. I was easily able to do both draws while traveling in Seattle & CA bay area.
Response from Function HealthFeb 19, 2026
Thanks for the thoughtful review, Stacey. Your input helps guide what we improve next.
Nicole
A great value for an in depth report on bloodwork. Tested a lot of things I wouldn’t have known to test otherwise.
Response from Function HealthFeb 20, 2026
We’re thrilled you’re finding value in Function. Our mission is to empower members like you to understand and take charge of their health.
Eileen S.
The insight I received from the clinical summary provided me the opportunity to fine tune my nutrition and supplementation to optimize my overall health. I was very pleasantly surprised at the thoroughness of the testing and clinical summary. I have encouraged my family and friends to use Function!!
Response from Function HealthFeb 19, 2026
Thanks for spreading the word. Together, we’re building a community taking proactive steps toward better health.
Mr.D
Lab results were easy to read. Functions tech team was quick to help as well. The details i didnt give were recognized and explained in detail to help me formulate and optimize my health plan.
Response from Function HealthFeb 26, 2026
We appreciate you sharing this. Reviews like yours inspire others to take the first step toward understanding their health.
