Woman with natural balanced lips smiling softly at a bright premium Koh Samui clinic

No filler, just a few units — a lip flip is the subtlest way to give a shy upper lip a little confidence.

What does a Botox lip flip do? A Botox lip flip uses a few units of botulinum toxin in the upper lip muscle to relax it so the lip gently rolls outward, making the upper lip look fuller and showing more of the lip — without adding any volume or filler.

Quick answer: A Botox lip flip places about 4–6 units in the upper lip muscle so it relaxes and rolls slightly outward, creating a subtly fuller upper lip and a softer gummy smile. It adds no volume, is very subtle, and lasts about 2–3 months — shorter than lip filler. Results vary.

What a lip flip actually does

Relaxing, not filling

The Cleveland Clinic describes botulinum toxin as relaxing targeted muscles. In a lip flip, a small dose relaxes the muscle around the upper lip so it curls gently outward.

More lip on show

As the lip rolls out, more of the pink lip becomes visible, giving the impression of a fuller upper lip — without any product adding volume.

How it differs from lip filler

Different tools, different results

A lip flip changes how the lip sits; lip filler adds actual volume. One reshapes, the other plumps.

Subtlety and longevity

A lip flip is far more subtle and lasts around two to three months, while filler is more noticeable and lasts several months longer.

What a lip flip can help with

People choose a lip flip for:

  • A subtly fuller-looking upper lip without filler
  • Showing more upper lip when smiling
  • Softening a ‘gummy smile’ where lots of gum shows
  • A natural, undetectable enhancement
  • Testing the waters before considering filler

Lip flip vs lip filler at a glance

Feature Lip flip (Botox) Lip filler
How it works Relaxes the muscle Adds volume
Result Subtle, more lip shows Fuller, plumper lips
Units / product ~4–6 units Hyaluronic acid gel
Longevity ~2–3 months ~6–12 months
Reversible No (wears off) Yes (HA can be dissolved)

Some people combine a lip flip with a little filler for a balanced result.

What to expect

The treatment

It takes only a few minutes and a few tiny injections into the upper lip border.

Timeline

The effect appears over a few days to two weeks, as with any Botox, and is subtle by design.

Limits and things to know

It is subtle

If you want a noticeably plumper lip, filler — not a lip flip — is the right tool. A flip is a gentle reshape.

Temporary effects on movement

Because it relaxes the lip muscle, some people briefly notice small changes in pronunciation or sipping through a straw; this settles as it wears off.

Preparing for and recovering from a lip flip

Preparation and aftercare are simple:

  1. Have a consultation so Dr. Narathai can confirm a lip flip suits your goals.
  2. Avoid alcohol and blood-thinning supplements for 24–48 hours before, where appropriate.
  3. Arrive with clean, make-up-free lips.
  4. Avoid rubbing the area and stay upright for the first few hours.
  5. Avoid saunas, heat and heavy exercise for the first day.
  6. Allow up to two weeks to see the settled result.

Lip flip at LIV Clinic Koh Samui

At LIV Clinic, a Botox lip flip is doctor-led by Dr. Narathai, who will advise whether a flip, a little filler, or both best suit your lips. Explore our Botox and wrinkle treatments, read about the difference between Botox and filler, or book a consultation.

Frequently asked questions

What does a Botox lip flip do?

It relaxes the upper lip muscle with a few units so the lip rolls gently outward, making the upper lip look fuller and showing more lip — without adding any volume or filler.

Is a lip flip the same as lip filler?

No. A lip flip reshapes how the lip sits using Botox, while filler adds actual volume with a gel. A flip is far more subtle and shorter-lasting than filler.

How long does a lip flip last?

Usually about two to three months, shorter than lip filler. Because only a few units are used, the effect wears off sooner than a typical cosmetic Botox treatment.

Can a lip flip fix a gummy smile?

It can help soften a gummy smile by relaxing the upper lip so less gum shows when you smile. Your doctor will assess whether it suits your smile at consultation.

Does a lip flip hurt?

Discomfort is minimal — just a few tiny injections into the upper lip border, over in a couple of minutes. Numbing can be used for comfort if preferred.

Can I have a lip flip and filler together?

Yes. Some people combine a lip flip with a small amount of filler for a balanced result. Dr. Narathai can advise the right combination for your lips.

Safety and consultation

A Botox lip flip is a medical procedure and, like any injectable, carries some risk — common temporary effects can include redness, swelling, bruising or a mild headache, and less common reactions are possible. Results vary from person to person, and no specific outcome can be promised. This article is general information, not medical advice.

At LIV Clinic, every treatment begins with an in-person assessment by Dr. Narathai Vichienkalayarut, M.D., who reviews your skin, medical history and goals before recommending a personalized plan. Book a consultation to find out whether this treatment suits you.

LIV Clinic — “Live Your Life Young”

Doctor-led aesthetic and wellness clinic on Koh Samui and Koh Phangan, serving both international visitors and local residents.

Koh Samui (Bophut): 1/63 Thaweeratpakdee Rd, Bo Put, Koh Samui, Surat Thani 84320 · Tel 065-996-4242

Koh Phangan: 116/16 Moo 1, Koh Phangan, Surat Thani 84280 · Tel 093-254-5259

LINE: @Livclinic · Book a consultation

Explore our Botox and wrinkle and dermal filler services.

ฆสพ.สฎ. 78/2567

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