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The DC JournalHair

How PRP Works on Your Hair Follicles

PRP for hair reinjects your platelets’ growth factors to wake follicles that are still alive. Here is how it works, step by step.

Macro of the scalp part line with regrowing baby hairs, how hair PRP works

The morning check

Every morning, the same thing. The brush holding more hair than it used to. Areas of scalp that show a little more. And confidence eroding, styling session after styling session.

Hair loss picks neither age nor sex. It settles in quietly and changes how you see yourself. The usual answers disappoint: shampoos promising a great deal, supplements with uncertain results, or surgery that frightens people off.

What if the answer were already in your blood?

Understanding hair PRP

What PRP actually is

PRP, platelet-rich plasma, uses the regenerative properties of your own blood to restart the follicle.

In practice: we draw a small amount of blood, spin it to concentrate the platelets and their growth factors, and place that concentrate back into the scalp. Nothing enters your body that did not already come from it. The full treatment page is here.

How it works

Your platelets naturally contain growth factors: the cellular messengers that direct tissue repair. Concentrated and placed back into the scalp, they:

  • Stimulate microcirculation around the follicle
  • Wake the stem cells present in the follicle
  • Extend the growth phase of the hair
  • Improve the quality of each hair produced

This stimulation wakes dormant follicles and makes the working ones work harder. It does not create a follicle where none remains: that is the limit of the treatment, and it matters.

A centrifuged blood tube held in a gloved hand, plasma separated above the cells

How a session goes

The initial assessment

Everything starts with a scalp assessment, what we call the hair eligibility consultation.

It serves to:

  • Understand what kind of loss this is
  • Measure current density
  • Determine whether PRP is the right answer for you
  • Propose a protocol suited to your situation

It is also where we say no, when the answer is no.

The steps of the treatment

1. The blood draw. An ordinary draw, like any lab work. The amount taken is enough to prepare your PRP and replaces itself without difficulty.

2. Preparing the plasma. The blood spends about 15 minutes in a centrifuge. The process separates the components and concentrates the platelets in the plasma.

3. Placement in the scalp. The plasma is placed in the areas to treat with a very fine needle. With local anaesthetic, it takes about thirty minutes.

4. Aftercare instructions. We explain what to do and what to avoid in the days that follow, because it counts toward the result.

The procedure is performed by one of our nurses: PRP goes through a needle, so it is not within a medical esthetician's scope.

Who hair PRP is for

The right profile

  • Mild to moderate androgenetic alopecia
  • Shedding tied to stress or a hormonal change
  • Thinning hair that needs density
  • A wish for something that works with your biology, without surgery

In women, we look first at iron, thyroid and hormones. Restarting a follicle without correcting the cause is rowing upstream.

When it is not the right answer

If baldness is advanced with genuinely bare areas, a transplant is what to consider. PRP can then play a supporting role, tending the terrain around the grafts, but it will not replace what is gone.

And no, we will not point you toward finasteride or minoxidil: that is not our approach.

The results

The timeline

The markers below describe a typical progression. Nobody can guarantee you a result, and we would rather say so up front.

First effects, 4 to 6 weeks:

  • Shedding drops noticeably
  • The scalp is in better shape

Around 3 to 4 months:

  • Existing hair is thicker and more resilient
  • Shine and texture improve

Around 6 to 9 months:

  • Visible regrowth in the treated areas
  • A measurable gain in density

What the studies say

The literature on hair PRP points in the right direction: it often shows a gain in density and slower shedding. But protocols vary from one study to the next, and so do the numbers. That is why we speak of an encouraging trend rather than a guaranteed percentage.

What does come up in every publication is the deciding factor: the stage of the loss. The earlier you start, the better the response.

Protocol and follow-up

The standard protocol

Generally we aim for 3 to 4 sessions spaced 4 to 6 weeks apart. That progression allows:

  • Gradual stimulation of the follicle
  • Time for the scalp to respond between sessions
  • A result that settles in without an abrupt change

It is the basis of our hair programs: DC Bloom for women, DC Prime for men.

Maintenance

To hold what has been gained, we plan maintenance sessions, generally one a year. PRP does not stop the clock: it wins back ground, and the ground has to be held.

Two gloved hands part a woman's hair and place an injection into the scalp

Safety and contraindications

What makes PRP safe

Because the product comes from you, there is no risk of rejection or allergic reaction. Side effects, when they occur, stay mild:

  • Passing redness
  • A sensitive scalp for 24 to 48 h
  • Rarely, a small bruise at an injection point

When we do not do it

Hair PRP is contraindicated in cases of:

  • Pregnancy or breastfeeding
  • A clotting disorder
  • Active scalp infection
  • Certain autoimmune conditions

This list is not a form to fill out alone: the nurse goes through it with you, with your medications in hand.

Why PRP rather than something else

It comes from you. No foreign product, no substance to introduce.

The result arrives gradually. There is no abrupt before-and-after, which is exactly what makes it discreet.

It combines. On its own, or with exosomes (DC Bloom Exo, DC Prime Exo) when you want to push further.

And if the blood draw puts you off, DC-Exo does the same work without one.

A technique that keeps evolving

Protocols are getting finer: centrifugation techniques have improved and the concentrations obtained are more consistent than they were ten years ago. It is a young field, and we would rather tell you what we observe than what we hope for.

To finish

Hair PRP is not a miracle product. It is a way of giving your follicles back what your blood already contains, while they can still use it.

The important word is "still". A dormant follicle can be woken; a follicle that is gone cannot. That is exactly what we look at during the assessment, and why it is better to come early than late.

To place your own case, start with our hair page.

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