Overview
GC Biosciences Ltd, at 104 Harley Street, sells a private concierge programme called the Longevity Blueprint. The Gold package covers blood chemistry, cancer and heart screening, a gut panel, DEXA scanning, hormone optimisation and ongoing support from a dedicated health consultant and team. Silver and Platinum packages are also listed.
- What it sells
- 3 programmes, from £10,000
- Reviews
- Google: 5.0 from 35 reviews
- Trustpilot: none found
- Doctify: none found
- Checked 21st October 2026
Sources: gcbiosciences.co.uk, longevity blueprint and gcbiosciences.co.uk, healthy heart, checked 21st October 2026.
What you get for the money
Gold Longevity Concierge package, £20,000 a year.
IncludedIf you choose itNot mentioned
- Blood
- “Metabolic 360 advanced blood chemistry”
- Heart
- “You will also be booked in for a stress ECG”
- Body composition
- “DEXA body composition & bone density scans”
- Genes and age
- “Advanced AI + genomic analysis of 52 cancer-related genes”
- Doctor
- “Medical Doctors”
- Follow up
- “Unlimited support from dedicated health team”
- Extras
- “Consultant & medical fees not included in the GC Bioscicences programme price”
Sources: gcbiosciences.co.uk, longevity blueprint, gcbiosciences.co.uk, healthy heart and gcbiosciences.co.uk, cancer screen, checked 21st October 2026.
Every price
- Gold Longevity Concierge packageA year£20,000Includes “Metabolic 360 advanced blood chemistry”, “You will also be booked in for a stress ECG”, “DEXA body composition & bone density scans”, “Advanced AI + genomic analysis of 52 cancer-related genes”, “Medical Doctors”.
- Silver Longevity Concierge package£10,000Marked available upon request.
- Platinum Longevity Concierge package£50,000Marked available upon request.
Source: gcbiosciences.co.uk, longevity blueprint, checked 23rd October 2026.
Is it worth it?
This page does not answer that. Here is what the NHS does for free, and what those who set screening policy say.
- NHS Health Check
- “a free check-up of the health of your heart and blood vessels”
- Who can have it
- People “aged 40 to 74 who do not have” certain conditions, such as heart disease or diabetes, or who already take medicines like statins
- How often
- Every 5 years, by invitation from your GP or local council
- What it checks
- Height, weight, waist, blood pressure, cholesterol and possibly blood sugar, in about 20 to 30 minutes
Source: nhs.uk, NHS Health Check, page reviewed 14th August 2023, checked 20th October 2026.
UK National Screening Committee
“Screening is not for people who have symptoms. People who have symptoms should always consult their GP.”
GOV.UK, published 21st November 2023
NHS
“Private companies offer a range of screening tests that you have to pay for.”
nhs.uk, NHS screening, reviewed 30th July 2024
Could it find something that isn’t there?
UK National Screening Committee
“Screening tests are not 100% accurate and do not provide a diagnosis.”
GOV.UK, published 21st November 2023
UK National Screening Committee
“False negative or false positive results can be harmful, as someone may either be falsely reassured or unnecessarily worried.”
GOV.UK, principles of screening, updated 11th July 2025
After your results
- Who pays for follow up
- “Consultant & medical fees not included in the GC Bioscicences programme price”
Source: gcbiosciences.co.uk, cancer screen, checked 21st October 2026.
Royal College of General Practitioners
“the organisation initiating the screening should not assume that general practitioners will deal with the results”
rcgp.org.uk, screening, October 2019
Before you book
The same checks on every listing, in the words of the clinic, the regulator or the government.
- It sells DEXA. The UK Government says: “providing DEXA for non‑medical sports and wellness purposes is prohibited”. A consultation closed on 1st June 2026; no decision has been published.DEXAGOV.UK, government position, published 30th March 2026; consultation page updated 7th October 2026.
What it tells you
The same questions for every clinic. What it says on its own pages, and what it does not.
StatedNot stated
- PricesStated for every package
- What each package includesStated
- How long a visit takesNot stated
- How long results takeNot stated
- Who pays for follow upStated
- Whether results go to your GPNot stated
- Insurance or employer coverNot stated
From the clinic’s pages listed under Sources, checked 21st October 2026.
Details
Address
104 Harley Street, Marylebone, London, W1G 7JD
Source: gcbiosciences.co.uk, longevity blueprint, checked 19th October 2026.
DEXA
- Gold Longevity Concierge package
- Included: “DEXA body composition & bone density scans”
Source: gcbiosciences.co.uk, longevity blueprint, checked 21st October 2026.
The UK Government’s position, published 30th March 2026, says: “providing DEXA for non‑medical sports and wellness purposes is prohibited”. A public consultation on allowing it closed on 1st June 2026. The government has not yet published a decision.
GOV.UK, government position and consultation, response page updated 7th October 2026.
Sources
- The clinic’s site
- gcbiosciences.co.uk, longevity blueprint
- Checked
- 19th, 20th, 21st and 23rd October 2026