At-home blood test kit measuring key biomarkers like inflammation, metabolic health, and hormones. Reveals your biological age and guides smarter long-term health choices.
Zest Functional Age Kit
The Functional Age Test Kit contains everything you need to deposit 8 drops of blood onto the collection card.
- 3 Safety Lancets for painless sample collection.
- A sterilisation kit for your safety and to ensure an uncontaminated sample.
- A free post return mailer to return your sample to the lab.
- Full instruction to take a successful sample.
- an ADx100 collection card to separate whole blood from plasma for our analysis.
Zest’s Biomarkers
3 separate groups of biomarkers are recorded for your Functional Age Score:
Blood Biomarkers - The 10 Blood Biomarkers most closely linked to healthspan and lifespan.
Digital Biomarkers - VO2 Max, Max Heart Rate, Heart Rate Variability, Sleep Data, Calories burned .. and more key metrics accessed from your wearable device (if you have one).
Functional Biomarkers - Sequence Memory, Digit Span Memory, Precision Memory (in collaboration with Cambridge University’s Memory Lab) and grip strength.