Healf Zone
Your biology has the answers.
At-home blood testing across 37 key markers. One complete picture. Starting from £79.
HOW IT WORKS
From testing to action
Painless at-home testing
Under 30 minutes — no needles, no clinics. One small device on your arm, and your sample reaches our lab the next day.
- Results in 72 hours
Delivered straight into your personal dashboard. Every biomarker explained in plain language — what it means, why it matters, what to do next.
- Tailored insights
Receive personalised recommendations that are scored against your unique biology. Know exactly what will move the needle for your wellbeing, not someone else’s.
- 1:1 expert advice
Unrushed time with our expert nutritionists to go through your results, answer your questions, and build a tailored wellbeing plan together. Complimentary for full members, discounted for Core customers.
What we test for
Every aspect of your wellbeing, covered:
- Active Vitamin B12
- Alanine Aminotransferase
- Albumin
- Alkaline Phosphatase
- ApoA1
- ApoB
- ApoB:A1 Ratio
- Bilirubin
- Blood Urea Nitrogen (BUN)
- C-Reactive Protein
- Copper
- Creatine Kinase
- Creatinine
- eGFR (Estimated Glomerular Filtration Rate)
- Ferritin
- Folate
- Follicle Stimulating Hormone (FSH)
- Free Testosterone
- Free Thyroxine (Free T4)
- Free Triiodothyronine (Free T3)
- GGT
- HbA1c
- HDL Cholesterol
- Iron
- LDL Cholesterol
- Luteinising Hormone (LH)
- Magnesium
- Non-HDL Cholesterol
- Oestradiol
- Progesterone
- Sex Hormone Binding Globulin (SHBG)
- TC:HDL Ratio
- Thyroxine (T4)
- Total Cholesterol
- Total Protein
- Total Testosterone
- Triglycerides
- Triiodothyronine (T3)
- TSH (Thyroid-Stimulating Hormone)
- Uric Acid
- Vitamin D
- Free Androgen Index
- Zinc
HEALF ZONE TESTING
Choose your test
One-off or ongoing — every option includes access to our in-house practitioners.
Every kit includes:
- At-home blood test using the Tasso device
- Results within 72 hours
- All-in-one health dashboard with personalised recommendations
- Discounted 1:1 nutritionist consultations
- Wearable integration for deeper insights
Pricing
- Lite: £79 one-time (23 biomarkers tested)
- Core Most Popular: £199 £99 one-time (37 biomarkers tested)
- Membership: £289 per year (includes 2 × Core tests per year)
Developments
Developed alongside leading minds
“Most health platforms give you numbers. Healf Zone gives you meaning — connecting the dots between your data, your habits, and your potential.”
— Dr. Gareth Shepherd
FAQs
What is Healf Zone and what makes it different?
Healf Zone eliminates the guesswork in wellbeing by identifying the right products for your unique biology. It delivers science-backed, personalised recommendations designed to optimise your biomarkers, with supporting clinical studies accessible in your dashboard. Your dashboard also tracks your lifetime biomarker changes and curates a tailored daily supplement routine to keep you at your best. Built to evolve with you, Healf Zone continuously refines its insights based on your progress and the latest science — so you always know exactly what your body needs.
How long does it take to receive my results?
Your at-home test kit is shipped shortly after you join. Once you’ve collected your sample and posted it back, your results and personalised dashboard are typically ready within 72 hours of your sample reaching the lab.