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Cosmetic Injectables

Letybo in Westlake Hills, TX

Korea’s #1 tox, now FDA-approved and here at Auveau.

Letybo smooths the lines between your brows while keeping your expressions natural. It has a decade at the top in South Korea, one of the most demanding beauty markets in the world, and is now FDA-approved in the US. Every treatment is tailored to your anatomy by Chrissy Gray Lim, PA-C.

Letybo frown line treatment at Auveau medspa

What Is Letybo?

Letybo (letibotulinumtoxinA-wlbg) is an FDA-approved neurotoxin that treats moderate to severe frown lines, the vertical “11s” between your brows. It gently relaxes the muscles that create those lines, so your skin looks smoother, softer and more rested, without a frozen look.

Letybo is new to the US, but it isn’t new. It has more than 15 years of clinical use and has been trusted in over 70 countries.


Why Letybo

Fast-acting

In clinical trials, patients began seeing results in a median of 3 days.

Clinically proven

Letybo was studied in three Phase 3 trials with more than 1,200 patients. In one of them, 94% of patients showed visible improvement in their frown lines at four weeks.

Trusted worldwide

Letybo has been the best-selling neurotoxin in South Korea for 10 years, and more than 9,000 US practices now offer it.


Letybo vs. Botox and Dysport: How We Choose

All three are safe, effective neurotoxins, but each has its own formulation, and patients often notice differences in how quickly results appear and how they feel. There’s no one-size-fits-all choice. During your consultation, we look at your muscle strength, facial anatomy, goals and past tox experience before recommending the right product for you.

Botox vs. Dysport vs. Letybo at a Glance

Three trusted neurotoxins, each with its own strengths. Here's how they compare.

Swipe to compare →

FeatureBotoxDysportLetybo New
Active ingredientonabotulinumtoxinAabobotulinumtoxinA
Made byAllergan (US)Galderma (Europe)
FDA-approved for cosmetic use20022009
FDA-approved areasFrown lines, forehead lines, crow's feet, neck bandsFrown lines
First resultsWithin a few daysAs soon as 2 to 3 days
Full results7 to 14 days10 to 14 days
Treatment time15 to 20 minutes15 to 20 minutes
DowntimeNoneNone
Known forThe most recognized name in tox, with the longest track recordFast onset and a softer spread, great for larger areas like the forehead

Is Letybo Right for You?

  • You want to soften the 11s between your brows
  • You’re new to tox and want a natural, refined first experience
  • You’re a Botox or Dysport regular who’s curious to compare
  • You want visible results quickly

Treatment Area

Frown lines (glabellar lines / “11s”)

Want to address other areas? Your provider will build a complete plan for you during your consultation.


What to Expect

1

Consultation

We assess your muscle movement, talk through your goals and confirm whether Letybo is the right fit.

2

Treatment

A few precise injections with an ultra-fine needle. Appointments take about 15 minutes, and there’s no downtime, so you can go right back to your day.

3

Results

Many patients notice softening within days, with full results in about two weeks. Your provider will recommend a maintenance schedule that keeps your results consistent.


What Patients Say

5.0 stars from 233 reviews on Google.

★★★★★

"I had absolutely the most wonderful experience. Thanks to the very friendly and hardworking staff. They immediately made me feel at eased and relaxed . It was my first time getting lip fillers and my second time for botox. Patty did both my lip fillers and botox. She is a total rockstar! I am s..."

Trinity — January 2025

★★★★★

"I had a great experience at Auveau. Chrissy was so friendly and explained everything to me as she performed a CO2 laser on my face, neck and décolleté. The products she provided me with to take home and use on my skin worked very well to promote healing as well. The staff is friendly and welcomin..."

Laurie C. — April 2025

★★★★★

"I love Auveau! Chrissy and her team are the best. They are consultative, professional and know how to get results. They have helped me not only with my skin issues but also my health. I trust them with my health and beauty 100%. I cannot say enough wonderful things about Auveau and I am than..."

Kristina W. — October 2021


Frequently Asked Questions

Is Letybo new?
It’s new to the US. The FDA approved Letybo in 2024, and it has more than 15 years of clinical use worldwide.
How fast does Letybo work?
In clinical trials, patients began seeing results in a median of 3 days. Full results usually appear in about two weeks.
How is Letybo different from Botox or Dysport?
All three relax the muscles that cause expression lines, but each has its own formulation. Your provider will help you decide which is the best fit for your goals.
Can I switch from Botox or Dysport?
Yes, and many patients enjoy comparing. Units aren’t interchangeable between products, so your provider will dose Letybo specifically for you.
How long do results last?
Results last for months, and treatments can be repeated no more often than every three months. We’ll create a maintenance plan that keeps you looking consistently refreshed.
Is Letybo safe?
Letybo is FDA-approved for frown lines. In clinical trials, side effects were uncommon and usually mild, with headache the most common. We review your full health history before every treatment.
Does it hurt?
Most patients describe a quick pinch. Treatment takes just minutes.


Your Provider

Chrissy Gray Lim, PA-C

Chrissy Gray Lim, PA-C

Founder & Lead Provider

Nationally certified physician assistant with advanced master-injector training in dermal fillers and Botox. Specializes in natural, subtle results calibrated to each patient's unique anatomy.

PA-CMPASMaster InjectorEvexiPEL Certified

Book Your Consultation

Curious whether Letybo is your new go-to? Book a consultation and we’ll create a plan around your goals.