Under-eye polynucleotides — can they really help hollows, fine lines and tired eyes?

Nearly everyone I see about the under-eyes says the same thing: “I just look tired, and I can’t pin down why.” It’s rarely one problem — it’s usually a mix of fine lines, thin skin, hollows and a loss of bounce, and each needs a different answer. This page is about what under-eye polynucleotides can actually take on, and where they won’t do the job, so you can tell which category your face is in.

First, what the under-eye area actually is

Compared to the rest of the face, the under-eye skin is very thin, and there isn’t much in the way of fat or bone right underneath it to support it. That’s why this area shows tiredness, fine lines, crepiness and hollows first — and it’s also why fillers carry more risk here than almost anywhere else. A small amount of filler in the wrong place, or in the wrong hands, is very visible.

So when someone wants to improve this area, the gentle approach matters as much as the effect. That’s where polynucleotides come in.

Do under-eye polynucleotides actually work?

The honest answer: for the right concern, yes — and the evidence base is growing. Polynucleotides are derived from salmon-fish DNA fractions that act as a repair signal, and published studies on injectable polynucleotides show measurable improvement in skin thickness, elasticity and fine lines — including trials focused specifically on the periorbital (under-eye) area, where they were first adopted most widely. The mechanism isn’t mysterious: they stimulate fibroblasts, the cells that build collagen, so the skin slowly rebuilds its own quality.

What the evidence doesn’t support is the oversell. They are not a volume treatment, they won’t hollow-fill like filler, and they won’t touch vascular dark circles. The realistic outcome — supported by before-and-after imaging in the literature — is gradually better skin quality: less crepey, fewer fine lines, more bounce, building across a course of three and looking entirely natural, because it is your own skin improving.

That’s the distinction I’d want you to hold onto: good evidence for skin quality, no evidence for volume or structural change. If what you want is the first, this is one of the gentlest effective tools available under the eye.

What under-eye polynucleotides actually do

Polynucleotides are biocompatible molecules that support the skin’s own repair and regeneration. Placed in tiny injections, they help the skin improve its own quality — texture, tone, resilience, that loss of bounce you notice in the mirror. Because the change comes from your skin repairing itself, the result builds gradually and looks completely natural.

For the under-eyes specifically, they’re most useful for crepey texture, fine lines and a tired, “flat” look — improving the quality of the skin so it looks fresher and more rested.

For broader skin-quality work across the face and neck, the wider skin boosters range — including Profhilo — hydrates and remodels where polynucleotides focus on repair.

What they can’t do — the honest part

Polynucleotides do not add volume. They are not a filler. If your under-eye issue is a true hollow — a shadowed dip where the eye socket has lost fat or the bone sits back — polynucleotides won’t fill that. They also won’t change genuine dark circles caused by visible blood vessels or pigmentation.

This is the part I’d want you to hear before you book anything: the under-eye has several different “problems” that look similar at a glance but need different answers. Anyone who promises one treatment fixes all of them without looking at your face is guessing.

How it differs from fillers under the eye

	Under-eye polynucleotides	Tear-trough filler
Main job	Improve skin quality & resilience	Restore volume to a hollow
Adds volume?	No	Yes
Best for	Crepey texture, fine lines, tired look	True hollows from volume loss
Risk profile	Gentler	Higher in this delicate area
Result	Builds gradually, natural	More immediate, structural

Is it right for you?

The honest test is about what’s actually going on under your eye:

• Crepey texture, fine lines, loss of bounce → polynucleotides are a strong first conversation.
• A true hollow (volume loss) → that’s a tear-trough filler conversation, not polynucleotides alone.
• Dark circles from visible vessels/pigmentation → a different approach again — and worth naming honestly rather than promising a fix.
• Not sure? That’s exactly what the consultation is for. I look at your face, listen to your concern, and tell you plainly which fits.

What a course involves

A consultation first to assess the area and your history. Numbing cream so the injections are comfortable. A session of around 30 minutes, then a little redness or a few small bumps for a few hours that settle quickly. Results build over a course — typically three treatments — as your skin does its repair work, and look completely natural because they’re your own skin improving.

Cost

Under-eye polynucleotides at LUMOS Clinic start from £225 for a single treatment, or £550 for a course of three. The right plan and exact price are confirmed at your free consultation.

Common questions

Related

See the full polynucleotides treatment page for pricing and what to expect, or how polynucleotides compare to Profhilo if you’re weighing skin-quality options. For hollows rather than texture, see the tear-trough filler treatment page, or the injectables aftercare guide for what to expect after filler treatment.

Published: August 2026 · Author: Georgie, LUMOS Clinic · Tags: under-eye, polynucleotides, skin quality, injectables, Basingstoke