The results of treatments for expression lines in the mouth that you’ll see here are real cases of patients with lip lines eliminated. In the last 12 months, we treated more than 150 mouths, with 95% softening of dynamic lines. Below you’ll see 4 cases with profiles and evolution.

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If you have lines around your mouth, here you’ll find evidence.

Case 1: Moderate lip lines

Profile: Woman, 40 years old, expressive speech, BMI 24.9.

Treatment: 10 Neuronox units.

Result: 80% softening.

Measurements

PointBeforeAfterImprovement
Number of lines5180%
Depth1.0 mm0.2 mm80%

Testimonial

“My mouth lines disappeared. I look younger now.”

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Case 2: Deep lines

Profile: Woman, 45 years old, smoker.

Treatment: 14 Dysport units.

Result: 90% softening.

Testimonial

“I quit smoking and toxin helped.”

Case 3: Combined with fillers

Profile: Woman, 38 years old, volume loss.

Treatment: Toxin + hyaluronic acid.

Result: Complete rejuvenation.

Testimonial

“Full lips and no lines.”

Case 4: Prevention

Profile: Woman, 32 years old, first lines.

Treatment: 8 units.

Result: Effective prevention.

Testimonial

“I stopped lines before they worsened.”

Timeline

Day 3: Start

40% reduction.

Day 7: Optimal

Maximum softening.

Month 4: Duration

Maintenance.

Factors

Habits: Smoking accelerates.

Age: Better in 35-50.

Anatomy perioral

The mouth area has complex muscles like lip orbicular. Vertical lines appear by movements when speaking, smoking, drinking.

Technical data

AspectDetail
MusclesOrbicular + zygomatics
Skin thickness1-1.5 mm
MobilityHigh by speech

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Benefits for mouth

Soften lip lines

Lines less visible when gesturing.

More defined lips

Better contour.

Prevent deep wrinkles

Stop progression.

Contraindications mouth

Smile asymmetry

Requires fine adjustment.

Herpes labialis

Wait remission.

Local allergies

Rare reactions.

Candidates mouth

Myths mouth

Myth: Only smokers

Reality: Speech main cause.

Myth: Filler enough

Reality: Toxin for dynamics.

Myth: Permanent results

Reality: Maintenance required.

Post-treatment tips mouth

Avoid kissing

24-48 hours.

Hydration

Lip balms.

Sun protection

Sensitive lips.

Rating

Rating: 4.7/5.0

CriterionRating
Effectiveness4.8
Safety4.9

FAQ mouth

Results elimination mouth lines Dr. Tatiana Leal{:width=”832” height=”312” loading=”lazy” decoding=”async”)

Does it affect speech?

No, correct doses.

How many units?

4-12 depending on severity.

Combine fillers?

Yes for volume.

Side effects?

Mild temporary swelling.

Conclusion

Mouth lines are softened with toxin. Schedule consultation.

Want to learn more about this treatment?

Schedule a free consultation with our doctors and discover the ideal treatment for you

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Updated: February 2026

Dr. Tatiana Leal

Dr. Tatiana Leal

Certified Doctor in Aesthetic Medicine - Universidad del Rosario

With over 18 years of experience, Dr. Tatiana Leal is a certified doctor in aesthetic medicine and an expert in advanced laser treatments. Her international training and commitment to excellence ensure safe and natural results for her patients.

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Graphics credits, references and sources