• Anyone aged 18+ who is looking to optimise their health using data-led insights, from athletes and gym-goers to wellness enthusiasts. Please note that you will have to be in the UK to provide your sample.

  • No, our tests are not intended to diagnose or treat medical conditions. They provide personalised insights for informational and lifestyle optimisation purposes only.

  • Our tests involve finger-pricks, which can cause slight discomfort, but most would not describe as painful.

  • Each individual test will have its own pre-sample instructions, please consult the test information as this is stated there.

  • You’ll receive an email showing your order confirmation (please ensure to check your junk) and the selected blood test will be sent to the delivery address. Sample collection instructions will be provided in the kit.

  • Our clinical team consisting of pharmacists and doctors.

  • The direction can be dictated by yourself, it will be focussed around preventative health and offer novel insights. Please note this consultation is not for diagnostic or treatment purposes. You should seek your medical provider for such consultations.

  • Yes, you can book a one-to-one consultation for more tailored support, this can purchased with or without a blood test (see the shop page).

  • Only our authorised clinical team and our lab partners involved in sample processing. We take medical confidentiality seriously and all data is stored in encrypted, GDPR-compliant systems.

  • Orders placed before 12pm Monday-Friday are usually dispatched the same day, any orders placed after 12pm are shipped the next working day with next day delivery. 

  • Blood results usually take 3 working days to be processed once received by the lab. You will receive an email notification.

  • Please take a photograph and email us using returns@byolete.co.uk. Once we reply, we will advise on how to dispose of the kit and a replacement will be provided.

  • We will receive confirmation from the lab as to if the sample was incorrectly obtained, if so, it would mean purchasing another kit. We will contact you at this stage to advise on the next steps.

  • Ideally, take your test in the morning as per kit instructions. We recommend you take your test and send it back to us on the same day. We advise to do so before the last postal run on a Thursday (usually 5pm) as this reduces the chance of a sample sitting for long periods of time before analysis.