For high performers

Perform at your best, for longer.

Longevity testing, test-based supplementation and clinician-led hormone health, built for people whose work, sport or craft demands everything from them.

  • GMC regulated

    Doctors registered with the GMC

  • Blood tests completed

    Over 4,000

Who this is for

Built around your output.

You don't need a title or a company to belong here. If your results depend on your energy, focus and recovery, this is the page for you.

  • Your work, sport or craft depends on sustained focus and steady energy.
  • You perform consistently but recovery takes longer than it used to.
  • You want measurements behind your health decisions, not guesswork.
  • You want the same discipline you apply to training to apply to your health.

Performance you can keep.

  1. 01

    Longevity

    The markers that decide how well you age: cardiovascular, metabolic, inflammatory and recovery measures, tracked over years rather than a single snapshot.

  2. 02

    Test-based supplementation

    Supplements chosen from your blood results, not from a bestseller list, and reviewed as your markers move.

  3. 03

    Hormone health

    Clinical assessment of testosterone and related hormones. Treatment is only considered where a qualified clinician judges it suitable for you.

  4. 04

    Recovery and sleep

    Sleep, training, nutrition and stress routines built around a heavy diary, with support to make them hold.

The performance loop

Measure. Review. Act. Repeat.

The same loop a good training plan runs on, applied to your blood results, hormones and habits.

  1. 01

    Blood panel

    A comprehensive baseline panel so decisions rest on measurements rather than how you feel on the day.

  2. 02

    Clinical review

    A GMC-registered doctor reviews your results, history and goals with you.

  3. 03

    Your plan

    A personal plan across hormone health, supplementation, sleep, training and recovery.

  4. 04

    Retest and refine

    Regular retesting and check-ins, so the plan keeps earning its place.

Start with the numbers.

Take the Prime Check

The Prime Check is a short introductory questionnaire. It doesn't provide a diagnosis or determine suitability for treatment.