No Donor Hair? Not Always: How Surgeons Are Repurposing Hair in Transplants

When people think about hair transplants, they usually imagine one simple idea:

Hair is taken from the back of the scalp and moved to the front.

That’s true — most of the time.

But it’s not the whole story.

A 2026 case report highlights something more interesting:

Hair doesn’t always have to come from where you expect.

In some cases, surgeons are now repurposing hair from completely different parts of the body — including areas patients may actually want to reduce. Often referred to as Body Hair Transplantation (BHT), these kinds of alternative donor areas are increasingly being used by transplant surgeons.

The case: turning a problem into a solution

In this published case, a patient had:

• Very little scalp hair

• Sparse eyebrows

• An unwanted high beard line on the face

Instead of seeing this as a limitation, the clinicians did something clever.

They:

• Used follicular unit extraction (FUE)

• Took individual hairs from the upper beard area

• Transplanted them into the eyebrows

The result?

• Natural-looking eyebrow regrowth within months

• Maintained density over 2 years

• Improved confidence and social interaction

• And importantly: the unwanted beard hair was removed at the same time

The bigger idea: donor hair is more flexible than you think

This case isn’t really about one patient.

It highlights a broader shift in how we think about hair transplantation:

“Donor hair” is not just the scalp.

Depending on the situation, surgeons may use:

• Beard hair

• Chest or body hair

• Other localised areas where hair characteristics are suitable

This becomes especially important when:

• Scalp donor hair is limited

• Previous transplants have already used the best donor areas

• The goal is something more specialised (like eyebrows or beard shaping)

But not all hair is the same

This is where things get more nuanced — and where good surgical judgement matters.

Beard hair, for example, tends to be:

• Thicker

• Coarser

• Faster growing

In the case above, the patient needed to trim the transplanted eyebrow hairs regularly because they continued to behave more like beard hair

So while repurposing hair is possible, it’s not always a perfect like-for-like replacement.

Why this matters for you

Even if you’re not considering eyebrow restoration, this idea has wider relevance.

Many people worry about:

• “What if I don’t have enough donor hair?”

• “What happens if I’ve already had a transplant?”

• “Am I even suitable for surgery?”

This kind of research helps answer those questions more honestly.

It shows that:

Limitations are real — but they’re often more flexible than they first appear.

A note of caution

This is a single case report, not a large clinical trial.

That means:

• It shows what’s possible, not what’s routine

• Outcomes can vary depending on the individual

• Technique and planning are critical

Good results depend far more on case selection and surgical skill than on the idea alone.

The takeaway

Hair transplantation is evolving.

It’s no longer just about moving hair from A to B.

It’s about understanding:

• Hair characteristics

• Growth patterns

• And how to use what a patient already has — sometimes in unexpected ways

Sometimes, what looks like “unwanted hair” can become part of the solution.

Click here for the full case report paper.

Written by Dr Gwen Adey BDS MFDS RCS

First published 04/05/26