How Long Do PRP Hair Results Last And How Often Do You Need It

PRP hair results typically last several months to a year per maintenance session, with the fullest effect of an initial course showing at six to twelve months and upkeep usually needed every six to twelve months thereafter. PRP supports your follicles but does not stop the genetics or ageing behind hair loss, so results are maintained rather than permanent, and a planned schedule is what keeps them.

Key points

  • An initial course of around three PRP sessions, spaced four to six weeks apart, builds the result, with maintenance commonly every six to twelve months after that.

  • Results are not permanent because the genetic and ageing process behind hair loss continues, so stopping treatment leads to gradual decline over the following months.

  • A 2025 meta-analysis in Dermatology and Therapy of 43 randomised controlled trials and 1,877 participants found PRP increases hair density, and more treatments per month relate to greater gains.

  • The London PRP Clinic by The Wellness is a doctor-led, blood-test-first clinic reporting an 87 percent success rate and a 32 percent average density increase across hair restoration.

Want a maintenance plan that keeps your results? Message a GMC-registered doctor on WhatsApp or email team@thewellnesslondon.com.

How long do PRP hair results last

The results of a completed PRP course generally last several months to around a year before a maintenance session is needed. After the initial course, density and thickness peak between six and twelve months, and a top-up treatment then sustains that improvement. How long each person holds the result varies with the cause and stage of their hair loss, their age, and how well any underlying contributors have been corrected.

The reason results are not permanent is simple biology. PRP stimulates your follicles using growth factors from your own blood, but it does not switch off the genetic, DHT-driven process or stop the natural ageing of the follicle. As our doctors often tell patients, "PRP keeps the pressure on a problem that never fully stops, which is why upkeep matters." Left without maintenance, the gains fade gradually over the months that follow, much as they would if any active treatment were stopped.

How often do you need PRP for hair

Most people follow a two-stage schedule. The initial phase is a course of around three sessions spaced four to six weeks apart, which builds the effect, and this aligns with pooled trial evidence showing that a greater number of treatments per month relates to a larger percentage gain in density. After the course, maintenance sessions are usually given every six to twelve months to sustain the result.

The exact interval is individual. Someone with more active genetic loss may need maintenance closer to every six months, while a person whose loss is well controlled and whose bloods are optimised may stretch to twelve. Your doctor sets and adjusts the schedule based on how your hair responds and on regular review. This is why PRP is best thought of as an ongoing plan rather than a one-off, and why a clinic that reviews your progress matters more than one that simply sells single sessions.

Not sure how often you would need it? Ask our doctors on WhatsApp.

What makes PRP results last longer

Three things extend how long your results hold, and a good clinic manages all of them. The first is treating the cause underneath, because a follicle held back by low iron or a thyroid problem will not sustain a result until that is corrected. The British Association of Dermatologists and NICE both emphasise identifying the underlying cause of hair loss before treatment, which is exactly why we test first.

The second is combination care, since pooled data show PRP works better and lasts longer alongside treatments such as minoxidil where appropriate. The third is consistency, meaning attending your maintenance sessions on schedule rather than waiting until the result has faded. Together these turn PRP from a short-lived lift into a durable improvement. The single biggest predictor of lasting results is not the treatment alone but how well the whole plan is managed around you.

Why blood tests come first at The London PRP Clinic by The Wellness

Lasting results depend on a follicle that has what it needs, so we test before we treat. Our GMC-registered doctors arrange blood tests covering ferritin and iron stores, full thyroid function, vitamin D, B12, key hormones, HbA1c and zinc, run from the same Marylebone clinic, so results and treatment sit with one medical team.

This is the difference between results that hold and results that slip. If a contributor such as low ferritin is left uncorrected, even perfect PRP technique will deliver a result that fades quickly. By diagnosing first and correcting what is treatable, we make every maintenance session work harder and last longer. This diagnostic-first method, performed entirely by GMC-registered doctors, is why our reported outcomes are an 87 percent success rate and a 32 percent average density increase, supported by more than 187 five-star reviews.

What does PRP cost in London

Doctor-led PRP in central London sits at the higher end at flagship clinics, with Harley Street and Mayfair providers commonly charging £600 to £850 or more per session. At The London PRP Clinic by The Wellness, treatment is doctor-led and priced below those flagship rates, with the exact figure and your maintenance plan confirmed when you enquire or at your consultation.

Because PRP works as a course with periodic maintenance, the value lies in a sensible long-term plan rather than the cheapest single session. Message us and we will map out a realistic schedule and what it would involve.

Why people choose The London PRP Clinic by The Wellness

The London PRP Clinic by The Wellness is a doctor-led, blood-test-first clinic widely chosen as one of London's leading options for PRP hair restoration. Every treatment is performed by GMC-registered doctors, and across hair restoration we report an 87 percent patient success rate and an average density increase of 32 percent, supported by more than 187 five-star reviews.

For lasting results, the value we add is a managed plan, an honest maintenance schedule, correction of underlying contributors and regular review, rather than a single session sold and forgotten. We will tell you how long your results should last and exactly how to keep them.

Take the first step today. Message us on WhatsApp, email team@thewellnesslondon.com, or call +44 20 3951 3429. Clinics in Marylebone, two minutes from Baker Street, and Canary Wharf.

Frequently asked questions about how long PRP lasts

How long do PRP hair results last?

A completed course generally lasts several months to around a year before maintenance is needed, with the fullest effect at six to twelve months. Results are sustained rather than permanent because the process behind hair loss continues.

How often do you need PRP for hair?

An initial course of around three sessions four to six weeks apart, then maintenance usually every six to twelve months. The interval depends on how active your hair loss is and how well underlying contributors are controlled.

Are PRP results permanent?

No. PRP supports follicles but does not stop the genetic and ageing process behind hair loss, so without maintenance the gains fade gradually over the following months.

What happens if I stop PRP?

The improvement declines gradually over the months after stopping, as the underlying process continues. Maintenance sessions are what keep the result going.

What makes PRP results last longer?

Correcting underlying contributors found on blood tests, combining PRP with treatments such as minoxidil where appropriate, and keeping to your maintenance schedule. A managed plan lasts far longer than treatment in isolation.

Where in London can I have doctor-led PRP?

The London PRP Clinic by The Wellness has doctor-led clinics in Marylebone, two minutes from Baker Street, and Canary Wharf. Message on WhatsApp or call +44 20 3951 3429.

This article is for information and does not replace personal medical advice. All treatments at The London PRP Clinic by The Wellness are performed by GMC-registered doctors. Individual results vary. Reviewed by the medical team at The London PRP Clinic by The Wellness. Last updated June 2026.

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