The "lip barcode" is the colloquial name for the vertical lines that appear on the upper lip, just above the vermilion border (the red edge of the lip). They are called that because their vertical, parallel arrangement resembles a real barcode.

In medical terms, they are known as vertical perioral wrinkles or upper lip lines. They are one of the earliest and most characteristic signs of facial ageing.

Because of their visual appearance. When the upper lip wrinkles vertically, with multiple parallel lines of varying length, the set resembles a barcode like those scanned in supermarkets. It's not a medical term, but it's very descriptive and has become popular.

Not exactly. Lip contour wrinkles include:

• Barcode: vertical lines on the upper lip.
• Marionette lines: lines running down from the mouth corners to the chin.
• Horizontal perioral wrinkles: less common, on the chin.

The "barcode" is a specific type of perioral wrinkle: the vertical ones on the upper lip.

They appear on the upper lip, just at the vermilion border (the red edge of the lip), from the philtrum (the central groove) to the corners. They can extend slightly onto the skin of the upper lip, but their epicentre is the lip border.

They are much more common on the upper lip. The lower lip can have vertical lines, but they are less frequent and shallower. The lower lip tends to have horizontal wrinkles or wrinkles at the corners.

They are vertical (perpendicular to the lip edge). Their direction is up and down, not side to side.

The lip barcode usually starts to become visible from age 30-35, although it can appear earlier in people with risk factors. By age 40-45 it is visible in most women. By age 50-60, it can be very deep if untreated.

It can appear in the 20s due to:

• Smoking: the smoking gesture prematurely wrinkles the lips.
• Genetics: if your mother had it young, you will too.
• Sun exposure: lack of lip protection.
• Rapid weight loss: skin becomes saggy.
• Repetitive movements: drinking with straws, playing wind instruments.

Yes. Genetics influence:

• Your collagen quality.
• The tendency to have thin skin.
• The shape and volume of your lips.
• The activity of your orbicular muscles.

If your mother and grandmother have a very marked lip barcode, you are likely to develop it too.

Not the only one, but the main accelerator. Smoking:

• Damages collagen and elastin.
• Dehydrates the skin.
• The repetitive lip-pursing gesture creates wrinkles.
• The heat of the cigarette burns the skin.

If you've never smoked, the lip barcode will appear later and be less deep.

Yes, very much so. The sun is the main factor in skin ageing everywhere, including the upper lip. UV radiation destroys collagen and elastin, thins the skin and accelerates wrinkle formation. If you never use sun protection on your lips (lip balm with SPF), the lip barcode will appear earlier and be deeper.

Yes, it can contribute. The sucking gesture activates the same orbicular muscle as smoking. If you drink through a straw daily for years, it can accelerate the appearance of wrinkles.

It's the main cause. From age 25-30, we lose collagen at a rate of 1-2% per year. The skin becomes thinner, less elastic and more prone to wrinkling. The lip barcode is a direct manifestation of this structural loss.

Not literally, but it does accelerate it. Menopause dramatically accelerates collagen loss due to oestrogen decline. Many women notice that their perioral wrinkles worsen notably in the years following menopause.

Yes, due to sagging. When you lose weight quickly, you lose facial fat. The skin doesn't have time to adapt and becomes saggy, creating folds and wrinkles. The perioral area is one of the first to show it. If you also have thin lips, the effect is worse.

Partly, yes. You can delay their appearance and minimise their severity with:

• Lip sunscreen (SPF 30+) every day, even in winter.
• Not smoking (or quitting as soon as possible).
• Hydration (drinking water, lip balm).
• Avoiding repetitive gestures (straws, pursing lips).
• Topical retinoids (under medical prescription).
• Not losing weight rapidly (gradual loss).

But you can't prevent it 100% because ageing is inevitable.

No, but it helps. Lip balm hydrates the skin and can improve the appearance of fine lines, but it does not prevent deep wrinkles. Balm with SPF does prevent sun damage, which is an important causal factor.

Retinol can improve fine lines and prevent new ones by stimulating collagen production. But it will not erase deep lip barcode lines. For that you need medical treatments.

No, but it stops it getting worse. Quitting smoking does not make already formed wrinkles disappear. Collagen and elastin damage is cumulative and irreversible. But it stops future damage. If you quit, the wrinkles won't worsen at the same rate.

Yes, a lot. Matte lipsticks are the worst for the lip barcode because they don't reflect light and settle into the bottom of wrinkles, creating contrast. Glossy lipsticks reflect light and hide the lines.

Not 100% irreversible. With appropriate treatments (botulinum toxin + hyaluronic acid, laser, etc.) they can be significantly improved, but it's difficult to eliminate them completely. Very deep wrinkles may leave a small residual mark.

Yes, it's a very ageing sign. The lip barcode is one of the signs that adds the most years to the face, along with frown lines and crow's feet. It makes the mouth look "old".

Yes, partially. Botulinum toxin is very effective for the lip barcode. It relaxes the orbicularis oris muscle, which creates the wrinkles when pursed. By relaxing it, the wrinkles are noticeably softened.

The lip barcode is dynamic (forms when moving the lips). The responsible muscle is the orbicularis oris. By injecting small amounts of botulinum toxin into that muscle (at very specific points), it relaxes and stops pursing as strongly, softening the wrinkles.

Probably not. Whistling requires precise lip pursing. Botox relaxes that muscle. You will likely lose the ability to whistle for the months the effect lasts (3-4 months). If you care about whistling, keep that in mind.

It can, if injected badly. If the doctor injects the levator labii superioris muscle or the zygomatic muscles (which lift the corner of the mouth), it can alter the smile. That's why the technique is precise and must be done by an expert.

Yes, it's the star treatment. Hyaluronic acid is injected directly into the lip barcode lines (superficial intradermal injection) to fill the groove and add volume to the skin. It's one of the most effective treatments.

No, if injected correctly. The technique for the lip barcode is different from lip filler. It's injected into the wrinkle (very superficially), not into the lip border. It shouldn't add volume to the lip. If your lip swells, they're doing something else.

No. If injected correctly (into the groove, very superficially), it's not noticeable to the touch. No lumps or hardness.

Yes, with hyaluronidase. Hyaluronic acid is reversible with hyaluronidase. If you don't like the result or there are lumps, it can be dissolved in 24-48 hours.

Drastically improves, doesn't 100% erase. Fractional CO2 laser is one of the most effective treatments for the lip barcode. It stimulates collagen production and significantly "erases" wrinkles. Results can last for years. But it's not a magic wand; a small residual line may remain.

Partially. Medium peels (TCA 20-30%) can improve fine and superficial wrinkles, but not deep ones. Deep peels (phenol) can erase deep wrinkles but have risks (hypopigmentation, scarring) and are rarely used.

Improves skin quality, not deep wrinkles. PRP improves skin hydration, texture and luminosity, but does not fill deep wrinkles. For the lip barcode, it's a complement, not the main solution.

On the lip barcode, hyaluronic acid lasts 6-12 months, similar to the lips. The area has a lot of movement, so it absorbs faster than in the cheeks or chin.

Due to constant movement. The upper lip is in constant motion (talking, eating, smiling, pursing). That mechanical movement accelerates hyaluronic acid degradation.

No, it's a bad idea. Permanent makeup (tattoo) on the upper lip doesn't hide wrinkles; it can accentuate them because pigment settles into the bottom of the wrinkles, creating a "streaked" effect. I don't recommend it.

Guide prices in the UK:

Not cheap, but results can last months or years.

The vertical lines on the upper lip, so called because of their visual resemblance to a barcode.

Due to a combination of age-related collagen loss, repetitive orbicular muscle movement, sun damage, and factors like smoking.

Partly, yes. Lip sunscreen, no smoking, hydration and avoiding repetitive gestures like straws.

Retinol creams can improve fine lines but won't erase deep ones. "Plumping" creams have a temporary effect (hours).

Yes. It relaxes the orbicular muscle, softening dynamic wrinkles. But it doesn't fill the groove.

Yes. It is injected into each line to fill the groove. It is very effective.

The combination of Botox + hyaluronic acid in the same session is the gold standard.

Yes, especially fractional laser. It stimulates collagen and significantly "erases" wrinkles. Requires recovery.

Botox and hyaluronic acid are done with anaesthesia (cream or nerve block), so they don't hurt.

Botox: 3-4 months. Hyaluronic acid: 6-12 months. CO2 laser: years.

Between £130 and £600 depending on the treatment and combination.

No. Only a registered doctor can inject botulinum toxin or hyaluronic acid. Laser must also be done by a doctor.