Dr Bhavin Garara
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Forehead Lines

Forehead Lines

Forehead lines are the horizontal creases that run across the upper face, caused by the repeated lifting action of the frontalis muscle combined with the natural decline of collagen and elastin in the skin. They are an entirely normal part of having an expressive face, but deep or premature lines can make people look older or more tired than they feel. A range of treatments can soften forehead lines, from prescription muscle-relaxing injections to regenerative skin treatments and laser resurfacing — and this guide explains how each one works.

Medically reviewed by Dr Bhavin Garara, GMC 7155707 · Last reviewed: 22 April 2026

What it is

What Are Forehead Lines?

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Forehead lines are the horizontal creases that run across the upper face. They are a natural feature of an expressive, animated face — every time you raise your eyebrows in surprise, interest, or to lift heavy upper eyelids, the skin folds against the muscle beneath it. Over time, those repeated folds can become permanent creases.

While forehead lines are completely normal, many people find that deep or early lines make them look older or more tired than they feel, and they can become an aesthetic concern when they remain visible even at rest.

Dr Bhavin Garara’s approach to forehead lines is anatomy-led and conservative. The forehead is one of the most expressive parts of the face, and treating it well means respecting how the muscles interact — both the muscle that lifts the brow and the muscles that pull it down. Rather than chasing a single quick fix, the aim is to regenerate and refine the skin’s own quality while preserving your natural movement — so the result looks like a refreshed version of you, not a different face.

Side by side

Dynamic vs Static Forehead Lines

As with frown lines, it helps to understand whether your forehead lines are dynamic, static, or a combination of both, because this guides which treatments will work.

Dynamic forehead lines

Dynamic forehead lines appear only when you raise your eyebrows — when you are surprised, listening intently, or applying makeup. At rest, the skin returns to smooth. Dynamic lines are about muscle movement.

Static forehead lines

Static forehead lines are visible even when your face is completely relaxed. Years of repeated movement, combined with the gradual decline of collagen and elastin, have caused the line to become physically etched into the skin. Static lines are about the skin itself.

The treatment plan differs accordingly. Dynamic lines respond well to softening the underlying muscle activity. Static lines need attention to the skin — improving its thickness, hydration, and structural support so the etched line gradually softens. Many people have both, which is why treatment is often layered.

What causes it

What Causes Forehead Lines?

Forehead lines develop from a mix of muscle action, ageing, and environmental factors.

  1. 1

    The frontalis muscle

    The frontalis is the broad, flat muscle that runs across the forehead and lifts your eyebrows. Every time you raise your brows, it folds the skin into horizontal creases. If you have a very expressive face — or heavy upper eyelids that lead you to raise your brows to see comfortably — the frontalis works harder, and the lines deepen faster. Importantly, the frontalis is the only muscle that lifts the brow; several other muscles pull the brow down. Good forehead treatment depends on understanding the balance between them.

  2. 2

    Decline in collagen, elastin, and hyaluronic acid

    As we age, skin cells called fibroblasts slow down and produce less collagen and elastin — the proteins that give skin its firmness and elasticity. The skin’s natural hyaluronic acid also declines, so it holds less water and becomes thinner and drier. Without this internal scaffolding, skin loses its ability to bounce back from repeated folding.

  3. 3

    Age-related volume loss

    With age, the fat pads of the upper face slowly lose volume and the underlying bone changes shape over decades. A loss of volume across the forehead and temples can cause the overlying skin to drape more loosely, which can make existing lines look more pronounced.

  4. 4

    Environmental factors

    Ultraviolet radiation generates free radicals that directly degrade collagen and elastin, which is why sun-exposed skin shows deeper lines earlier. Smoking, high-sugar diets (which drive a process called glycation), pollution, and chronic stress all impair the skin’s natural repair processes.

Dr Bhavin Garara
Dr Bhavin Garara, MBBS, BMedSci, PGDip
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Dr Garara's approach

How Dr Bhavin Garara Treats Forehead Lines

Treating the forehead well requires careful anatomical assessment. The forehead, brow, and upper eyelid work as one connected system, and a heavy-handed or poorly placed treatment can leave the brows feeling heavy, drop the brow position, or look unnatural.

At the clinics in London, Dr Garara assesses at consultation the activity of your frontalis muscle, the balance between it and the brow-depressor muscles, your natural brow position and shape at rest, the thickness and quality of the skin itself, and how your forehead lines relate to the rest of your face.

From this, he designs a treatment plan that addresses both muscle movement and skin quality where appropriate, with the aim of preserving your natural brow position, keeping your face expressive, and giving a result that looks like a refreshed version of you.

  • Anatomy-led assessmentTreatment plans built around your unique facial structure and movement.
  • Personalised planCombinations chosen for your skin, goals, and lifestyle — not a one-size-fits-all protocol.
  • Natural resultsA refreshed, well-rested version of you — never a frozen or over-treated look.

Prevention

How to Prevent Forehead Lines

The same broad principles that help with frown lines apply to the forehead.

Prevention

These habits also help with related concerns such as hooded eyes and frown lines, which share the same underlying causes.

Features

Treatment Options for Forehead Lines

We use a range of treatments depending on whether your lines are predominantly dynamic, static, or both — and on the overall quality of your forehead skin.

Prescription muscle-relaxing injections

Prescription muscle-relaxing injections

Temporarily soften the frontalis muscle so the skin folds less with each brow lift. Treated as part of the upper-face system to preserve your natural brow position.

Regenerative injectables: polynucleotides, PDRN and skinboosters

Regenerative injectables: polynucleotides, PDRN and skinboosters

Polynucleotides (e.g. Rejuran®), PDRN, and multi-ingredient skinboosters (Profhilo, Sunekos, NCTF, klardie) improve skin thickness, hydration, and quality where the forehead has become thin or crepey.

See Polynucleotides
Collagen biostimulators

Collagen biostimulators

Poly-L-lactic acid (PLLA) and calcium hydroxyapatite (CaHA) preparations gradually prompt your skin to produce new collagen — useful where the forehead shows established laxity.

Regenerative treatment using your own blood (PRP)

Regenerative treatment using your own blood (PRP)

Platelet-Rich Plasma uses growth factors from your own blood to support skin repair and renewal — a good option for forehead-skin quality.

See PRP (Platelet-Rich Plasma)
Hyaluronic acid dermal fillers

Hyaluronic acid dermal fillers

Used very selectively for deep static lines — the forehead is one of the highest-risk areas for vascular complications from filler.

Laser and energy-based devices

Laser and energy-based devices

Laser resurfacing (UltraClear, MultiFrax) and radiofrequency microneedling (Sylfirm X) resurface etched static lines and address related sun damage and pigmentation.

We use a range of treatments depending on whether your lines are predominantly dynamic, static, or both — and on the overall quality of your forehead skin. Most patients benefit from a thoughtfully sequenced combination.

Prescription muscle-relaxing injections

  • Best for: Dynamic horizontal lines visible during movement
  • Downtime: Minimal — brief pinpoint redness
  • Lasts: Around 3–4 months, varies between individuals

For dynamic forehead lines, prescription injectables that temporarily soften the activity of the frontalis muscle are one of the most extensively studied options in aesthetic medicine. By relaxing the muscle just enough, the skin folds less with each movement, and the lines gradually soften.

Prescription muscle-relaxing injections work by temporarily reducing the activity of specific muscles, so the skin above them stops folding with each movement. The active ingredient is botulinum toxin type A, a purified protein delivered in very small, precisely placed doses. These are prescription-only medicines in the UK, which means they can only be prescribed and administered by a qualified medical prescriber following a face-to-face consultation. Whether this treatment is suitable for you, and what specific product or dose would be used, is something Dr Garara will discuss with you at consultation. It is not suitable for everyone.

In the UK, some botulinum toxin products are licensed specifically for the glabellar (frown line) area between the brows, while licensing for the horizontal lines of the forehead itself varies between products. Where a particular product is not licensed for forehead lines, treating them is an off-licence use:

This use of botulinum toxin is what’s known as “off-licence” — established, lawful practice in qualified medical hands, but not specifically licensed by UK regulators for this particular indication. Dr Garara will explain this fully at consultation, including why he considers it appropriate for your case, and will obtain your informed consent before any treatment.

The forehead is a particularly sensitive area to treat. Over-treating it, or treating the upper forehead without accounting for the brow-depressor muscles below, can lead to a heavy or dropped brow. Dr Garara uses a careful, balanced dosing approach, treating the forehead as one connected system with the brow and frown area, to soften lines while keeping your brow position natural. It is not suitable for everyone — for example, it is not recommended during pregnancy or breastfeeding, or for people with certain neuromuscular conditions — which is why a consultation always comes first.

Regenerative injectables: polynucleotides, PDRN and skinboosters

  • Best for: Thin or crepey forehead skin, loss of hydration, early static lines
  • Downtime: Small bumps for 24–48 hours
  • Lasts: Around 6–12 months with a course

When forehead skin has become thin or has developed early static lines, treatments aimed at improving skin quality often give a natural-looking result. There are three related but distinct groups here.

Polynucleotides (PN) are long-chain, highly purified DNA fragments derived from wild salmon (Oncorhynchus keta), delivered as an injectable medical device. They are understood to act as a “repair signal” — supporting your fibroblasts to produce more collagen and elastin, helping the skin hold moisture, and gradually improving its thickness and quality. They are not fillers and do not add volume. A widely-used brand example in the UK is Rejuran®, a CE-marked Class III medical device made by PharmaResearch using their patented DOT™ (DNA Optimizing Technology) process. Treatment is typically a course of three sessions about a month apart, with results commonly lasting around 6–12 months, though this varies between individuals.

PDRN (polydeoxyribonucleotide) is a related compound from the same family but with a shorter chain length and lower molecular weight. It acts mainly on the skin’s repair processes — supporting cell turnover, reducing inflammation, and aiding healing — which makes it useful where skin is sensitive, recovering, or being treated alongside laser or microneedling. Although the two are sometimes used interchangeably in conversation, polynucleotides and PDRN have meaningfully different molecular profiles and clinical roles.

Multi-ingredient skinboosters such as Profhilo, Sunekos, NCTF, and klardie deliver hyaluronic acid alongside amino acids, peptides, vitamins, and — in some formulations — DNA-derived components, supporting hydration, the skin barrier, and overall skin quality.

These treatments are usually given as a short course of 2–3 sessions a few weeks apart, with occasional maintenance.

Collagen biostimulators

  • Best for: Skin laxity, loss of structural support, established lines
  • Downtime: Mild swelling for 1–2 days
  • Lasts: Around 12–18 months following a course

When forehead skin has lost structural support or shows established laxity, collagen biostimulators encourage your own skin to produce new collagen gradually, so results build progressively and look natural. The two main classes used at the clinic are poly-L-lactic acid (PLLA) biostimulators, which work primarily by signalling your fibroblasts to produce new collagen over a course of months, and calcium hydroxyapatite (CaHA) preparations — including hybrid formulations that combine hyaluronic acid with CaHA to give both immediate volume and a gradual biostimulatory effect. Specific product choice is determined at consultation, based on what suits your skin and the area being treated.

Regenerative treatment using your own blood (PRP)

Platelet-Rich Plasma (PRP) uses a small sample of your own blood, processed to concentrate the platelets and the growth factors they contain. Reintroduced into the skin, these growth factors support cellular repair and renewal. Because PRP uses your own blood rather than a manufactured product, it has a well-established safety profile, and it can be a good option for supporting the quality of forehead skin.

Hyaluronic acid dermal fillers

  • Best for: Selected deep static lines
  • Downtime: 1–3 days of possible swelling or bruising
  • Lasts: Around 9–18 months

For very deep, established static lines, a small amount of carefully placed hyaluronic acid filler can, in selected cases, provide physical lift to the crease. However, this must be considered very carefully. The forehead is among the highest-risk areas in the face for vascular complications from filler, including, in rare but documented cases, skin necrosis and loss of vision — because the supratrochlear and supraorbital arteries that supply the forehead are branches of the ophthalmic artery, the main blood supply to the eye.

For this reason, Dr Garara is highly selective about when filler is the right tool for the forehead, and will often recommend a combination of muscle relaxation, regenerative treatments, and laser instead. When filler is used here, strict safety protocols apply, including ultrasound guidance where appropriate, careful slow technique, and immediate availability of hyaluronidase.

Hyaluronic acid filler is reversible — it can be dissolved using an enzyme called hyaluronidase. If you are considering correcting or reversing previous filler, or want to understand more about how filler can be safely removed, see our page on filler removal and dissolving.

See our page on filler removal and dissolving.

Laser and energy-based devices

  • Best for: Etched static lines and sun-damaged texture
  • Downtime: 2–7 days depending on the device
  • Lasts: Long-lasting; collagen renewal continues for months

When static lines have changed the surface texture of the forehead skin itself, energy-based devices can resurface and remodel it. These fall into two groups. Laser resurfacing includes UltraClear, a 2910nm fibre laser marketed as a “cold ablative” fractional system, designed to stimulate collagen renewal with shorter recovery than traditional CO₂ lasers; and MultiFrax, a dual-wavelength non-ablative fractional laser used for fine lines and overall skin refinement. Separately, radiofrequency microneedling with Sylfirm X delivers controlled radiofrequency energy into the dermis through fine needles, rather than light, to encourage tightening and remodelling. Laser and radiofrequency microneedling are distinct technologies, and which is appropriate depends on your skin and the nature of the lines. These treatments can also help with related concerns such as sun damage and pigmentation.

Treatment for higher Fitzpatrick skin types (IV–VI) requires careful device selection and conservative settings to reduce the risk of post-inflammatory hyperpigmentation or, in some cases, keloid scarring. Dr Garara has particular experience in aesthetic medicine for skin of colour and tailors device choice, energy levels, and treatment intervals accordingly.

Considering treatment for forehead lines?

Book a consultation with Dr Bhavin Garara to discuss which approach suits your skin, your anatomy, and your goals.

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Compare at a glance

Treatments at a Glance

Prescription muscle-relaxing injections

Best suited for
Dynamic horizontal lines visible during movement
Typical downtime
Minimal — brief pinpoint redness
How long results last
Around 3–4 months, varies between individuals
What it does
Softens frontalis activity so the skin does not fold

Polynucleotides, PDRN & skinboosters

Best suited for
Thin or crepey forehead skin, loss of hydration, early static lines
Typical downtime
Small bumps for 24–48 hours
How long results last
Around 6–12 months with a course
What it does
Hydrates and supports the skin’s own collagen production and repair

Collagen biostimulators

Best suited for
Skin laxity, loss of structural support, established lines
Typical downtime
Mild swelling for 1–2 days
How long results last
Around 12–18 months following a course
What it does
Gradually builds new collagen over weeks and months

PRP

Best suited for
Skin quality, texture, and tone
Typical downtime
1–3 days of mild swelling or redness
How long results last
Variable; benefits build over a course
What it does
Uses your own growth factors to support skin repair

Laser & energy devices

Best suited for
Etched static lines and sun-damaged texture
Typical downtime
2–7 days depending on the device
How long results last
Long-lasting; collagen renewal continues for months
What it does
Resurfaces the skin and stimulates remodelling

Hyaluronic acid filler

Best suited for
Selected deep static lines
Typical downtime
1–3 days of possible swelling or bruising
How long results last
Around 9–18 months
What it does
Provides physical lift (used very selectively here)

Downtime and duration figures are typical averages only. Individual results vary considerably depending on skin type, age, lifestyle, the specific product used, and how your body responds. Dr Garara will give you a more personalised picture at consultation.

Safety & risk

Is Forehead Line Treatment Safe?

Forehead line treatments are widely performed, but the forehead and the area between the brows are anatomically demanding. The forehead is an area supplied by branches of the ophthalmic artery. Any injection here, particularly with dermal filler, carries a small but recognised risk of vascular complications, which in rare cases can include skin necrosis or, where the vascular network connects to the eye, loss of vision.

We share this not to alarm you, but because patients deserve full information to make a confident decision. It is also the reason this area should only be treated by an experienced medical practitioner who understands the anatomy, uses safe technique, and is equipped to manage complications immediately if they arise — including the immediate availability of hyaluronidase to reverse hyaluronic acid filler. Dr Garara is always happy to discuss the specific risks of any treatment, and the safety protocols he follows, in detail at your consultation.

There is also a more common, less serious consideration specific to the forehead: because the frontalis is the only muscle that lifts the brow, muscle-relaxing treatment must be carefully judged to avoid a heavy or dropped brow. This is a question of technique and dosing, and is part of why a careful assessment matters.

  • Qualified medical practitionerTreatment carried out by an experienced doctor with detailed anatomical training.
  • Reversal agents on handHyaluronidase and other complication-management tools are immediately available.
  • Full informed consentRisks, alternatives, and expected outcomes discussed in detail before any treatment.
Dr Bhavin Garara
Reviewed byDr Bhavin Garara

Frequently Asked Questions

Common questions about forehead line treatments.

Read next

Related Concerns

Forehead lines often appear alongside other signs of upper-face ageing. You may also want to read about:

← All face concerns

For an overview of all the facial concerns we treat, visit our Face treatments hub.

Next step

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This page is for general information and does not constitute medical advice. All treatments require a personal consultation. Suitability, risks, and expected outcomes will be discussed with you in detail before any treatment is carried out.