There are two common points to inject the depressor anguli oris (DAO) — but choosing the right one can make the difference between a balanced smile and an asymmetrical result. ⚠️ The issue? The depressor labii inferioris (DLI) overlaps with the DAO, especially at the lower, more medial point. Injecting here puts you at higher risk of affecting the DLI or even platysma fibers, leading to an uneven or dropped smile. ✅ Instead, I prefer to treat the lateral border of the DAO — it keeps me well clea
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There are two common points to inject the depressor anguli oris (DAO) — but choosing the right one can make the difference between a balanced smile and an asymmetrical result. ⚠️ The issue? The depressor labii inferioris (DLI) overlaps with the DAO, especially at the lower, more medial point. Injecting here puts you at higher risk of affecting the DLI or even platysma fibers, leading to an uneven or dropped smile. ✅ Instead, I prefer to treat the lateral border of the DAO — it keeps me well clea
10.1K viewsMay 26, 2025
FacebookDr Tim Pearce
Correct injection depth for the DAO
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Correct injection depth for the DAO
11.5K views11 months ago
YouTubeDr Tim Pearce
When injecting the depressor anguli oris (DAO), depth isn’t just important — it’s protective. The depressor labii inferioris muscle lies beneath the DAO, attaching to the bone. If your injection is too deep and low, you risk hitting the wrong muscle — a common cause of lower lip ptosis. ❌ ✅ The safer, more effective approach? Injecting more superiorly and superficially, keeping your toxin in the correct plane and away from the DLI. Understanding the anatomical layering here helps you avoid compl
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When injecting the depressor anguli oris (DAO), depth isn’t just important — it’s protective. The depressor labii inferioris muscle lies beneath the DAO, attaching to the bone. If your injection is too deep and low, you risk hitting the wrong muscle — a common cause of lower lip ptosis. ❌ ✅ The safer, more effective approach? Injecting more superiorly and superficially, keeping your toxin in the correct plane and away from the DLI. Understanding the anatomical layering here helps you avoid compl
2.3K viewsMay 24, 2025
FacebookDr Tim Pearce
Avoid DAO complications with this injection depth.
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Avoid DAO complications with this injection depth.
9.3K viewsJul 24, 2025
YouTubeDr Tim Pearce
💉 Depth matters with the DAO. Here’s why: 👉 The depressor labii dives underneath the DAO and attaches to bone. 👉 If you inject too deep and inferior, you risk hitting depressor labii → leading to lower lip ptosis 😬. 👉 Injecting more superiorly superficially keeps you in the DAO and away from trouble. This is one of those subtle anatomical nuances that can make or break your result, and it’s why depth isn’t just a detail, it’s everything. In my Advanced Toxin Webinar, I’ll show you exactly h
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💉 Depth matters with the DAO. Here’s why: 👉 The depressor labii dives underneath the DAO and attaches to bone. 👉 If you inject too deep and inferior, you risk hitting depressor labii → leading to lower lip ptosis 😬. 👉 Injecting more superiorly superficially keeps you in the DAO and away from trouble. This is one of those subtle anatomical nuances that can make or break your result, and it’s why depth isn’t just a detail, it’s everything. In my Advanced Toxin Webinar, I’ll show you exactly h
6.6K views11 months ago
FacebookDr Tim Pearce
When treating the DAO, I often choose this injection point because of its proximity to key muscles like the depressor labii, which pulls the lip down during a smile. By targeting the lateral border of the depressor anguli oris (DAO), I can minimize the risk of affecting the platysma and avoid an asymmetrical smile. If you want to become confident in advanced Botox treatments, then make sure you attend my FREE webinar on the 3rd of October, register here - https://shorturl.at/EQRta | Dr Tim Pearc
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When treating the DAO, I often choose this injection point because of its proximity to key muscles like the depressor labii, which pulls the lip down during a smile. By targeting the lateral border of the depressor anguli oris (DAO), I can minimize the risk of affecting the platysma and avoid an asymmetrical smile. If you want to become confident in advanced Botox treatments, then make sure you attend my FREE webinar on the 3rd of October, register here - https://shorturl.at/EQRta | Dr Tim Pearc
7.6K viewsSep 12, 2024
FacebookDr Tim Pearce
Here’s a break down of my approach using targeted muscle assessments and strategic filler placement. From addressing the DAO muscle to enhancing the chin and cheeks, it’s all about technique and artistry. | Dr Tim Pearce
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Here’s a break down of my approach using targeted muscle assessments and strategic filler placement. From addressing the DAO muscle to enhancing the chin and cheeks, it’s all about technique and artistry. | Dr Tim Pearce
319.7K viewsFeb 12, 2025
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Here’s a quick overview of the DAO muscle. If you want to master facial anatomy, I’m hosting a free webinar this Thursday! Comment ANATOMY and I’ll send you all the details. | Dr Tim Pearce
7.1K viewsSep 1, 2025
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New injector? Stop guessing what’s under the needle. Our Interactive Anatomy Tool Layers Program lets you see each layer separately—so you can: ✅ Plan treatments with clarity ✅ Inject with confidence ✅ Explain procedures to your patients Part of the 2026 Beginners Foundation Bundle, giving you all the tools to go from overwhelmed → confident. 💥 33% OFF – Now £127 ⏰ Ends 1st January Stop second-guessing. Start injecting with clarity. 👉 Link in bio | Dr Tim Pearce
864 views8 months ago
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Great injectors don’t rely on memory. They rely on systems. Think about it: Surgeons don’t "feel it out." Pilots don’t fly by gut. And as an injector, you shouldn’t either. Every face is a new map. Every patient has their own variables. So why would you rely on rough sketches in your head? That’s why I built something to remove the guesswork: The 26 Essential Injection Patterns for Botulinum Toxin Now with a twist: 3D models that live on your phone—scanned via QR code. It’s a tool you can use be
84K views6 months ago
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Did you know that most injector anxiety isn't about skill, it's about anatomical visualization? While everyone else focuses on trendy techniques, elite injectors have discovered a revolutionary 3D approach to facial anatomy that eliminates guesswork forever. Join Dr. Tim Pearce on Sunday 7th December 8pm EST for a FREE training revealing how to: ➡️ Master depth and precision with unmatched confidence ➡️ Calculate safe injection zones for ANY facial variation ➡️ Gain more detailed knowledge than
29.6K views9 months ago
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New injector? This is why you still feel unsure. Most training teaches anatomy in 2D. But real faces are 3D. You’re told “inject here” without fully understanding what sits above, below, or nearby. That’s where hesitation and fear come from. That’s why we built the 2026 Beginners Foundation Bundle. Inside the bundle: ✅ Interactive anatomy poster 3D anatomy models ✅ 26 essential toxin injection patterns ✅ Mature lip treatment guide video case study ✅ High-risk artery guide 3D blood vessel model ✅
6K views8 months ago
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Did you know that most injector anxiety isn't about skill, it's about anatomical visualization? While everyone else focuses on trendy techniques, elite injectors have discovered a revolutionary 3D approach to facial anatomy that eliminates guesswork forever. Join Dr. Tim Pearce on Sunday 7th December 8pm EST for a FREE training revealing how to: ➡️ Master depth and precision with unmatched confidence ➡️ Calculate safe injection zones for ANY facial variation ➡️ Gain more detailed knowledge than
4.9K views9 months ago
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Did you know that most injector anxiety isn't about skill, it's about anatomical visualization? While everyone else focuses on trendy techniques, elite injectors have discovered a revolutionary 3D approach to facial anatomy that eliminates guesswork forever. Join Dr. Tim Pearce on Sunday 16th November 8pm EST for a FREE training revealing how to: ➡️ Master depth and precision with unmatched confidence ➡️ Calculate safe injection zones for ANY facial variation ➡️ Gain more detailed knowledge than
22K views9 months ago
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Calling all aesthetic injectors who want to become the safest, most confident injector in their area for 2026. 💉 Most anatomy training teaches you from flat textbook diagrams. But facial anatomy is 3D, and that gap between what you learned and what's actually happening under the skin is where complications anxiety lives. World-renowned injector trainer GP, Dr Tim Pearce, spent 17 years relying on textbook knowledge before he developed the 3D visualisation system that changed everything. In this
95.9K views7 months ago
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0:05
Did you know that most injector anxiety isn't about skill, it's about anatomical visualization? While everyone else focuses on trendy techniques, elite injectors have discovered a revolutionary 3D approach to facial anatomy that eliminates guesswork forever. Join Dr. Tim Pearce on Thursday 13th November 3pm EST 8pm UK for a FREE training revealing how to: ➡️ Master depth and precision with unmatched confidence ➡️ Calculate safe injection zones for ANY facial variation ➡️ Gain more detailed knowl
16.2K views10 months ago
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0:19
Did you know that most injector anxiety isn't about skill, it's about anatomical visualization? While everyone else focuses on trendy techniques, elite injectors have discovered a revolutionary 3D approach to facial anatomy that eliminates guesswork forever. Join Dr. Tim Pearce on Thursday 13th November 3pm EST 8pm UK for a FREE training revealing how to: ➡️ Master depth and precision with unmatched confidence ➡️ Calculate safe injection zones for ANY facial variation ➡️ Gain more detailed knowl
874 views10 months ago
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🧠 If You Don’t See the Anatomy, You’re Guessing Before every injection, visualize what’s underneath the skin. This is what separates a safe injector from a risky one. Every angle, every depth, every entry point should be guided by a mental map of the vascular structures beneath your needle or cannula. Knowing where these vessels run helps you plan safer techniques, minimize complications, and achieve more predictable results. Safe outcomes aren’t about luck , they’re about anatomical precision.
5.4K views10 months ago
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Did you know that most injector anxiety isn't about skill, it's about anatomical visualization? While everyone else focuses on trendy techniques, elite injectors have discovered a revolutionary 3D approach to facial anatomy that eliminates guesswork forever. Join Dr. Tim Pearce on Thursday 13th November 3pm EST 8pm UK for a FREE training revealing how to: ➡️ Master depth and precision with unmatched confidence ➡️ Calculate safe injection zones for ANY facial variation ➡️ Gain more detailed knowl
11.6K views10 months ago
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0:26
💉 Why some injections are “safe” and others can be risky 👀 It all comes down to vascular anatomy. ➡️ The transverse facial artery sits roughly 17mm below the zygoma. ➡️ The superficial temporal artery runs here, while the deep temporal vessels and their variable branches can course close to the brow. Understanding where these vessels run and how much anatomical variation exists, is crucial for safe and precise injecting. This is exactly why two injection points can look similar… but carry very
81.5K views11 months ago
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Did you know that most injector anxiety isn't about skill, it's about anatomical visualization? While everyone else focuses on trendy techniques, elite injectors have discovered a revolutionary 3D approach to facial anatomy that eliminates guesswork forever. Join Dr. Tim Pearce on September 4th at 8pm UK/3pm EST for a FREE training revealing how to: ➡️ Master depth and precision with unmatched confidence ➡️ Calculate safe injection zones for ANY facial variation ➡️ Gain more detailed knowledge t
8.3K viewsAug 18, 2025
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Early in my career, I followed the textbook injection line from the helix to the alar base—until I realized it could actually downgrade results instead of lifting. In some cases, it made the cheek look heavier and lower. The key? Understanding bone structure and injecting strategically to create true elevation and femininity. In my upcoming webinar, I’ll teach you how to refine your technique for natural, transformative results that take your aesthetic practice to the next level. Comment “TRAINI
14.9K viewsApr 4, 2025
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Calling all aesthetic injectors who want to become the go-to toxin expert in their area for 2026. Still struggling with asymmetries and scheduling endless review appointments that eat into your profits? Dr Tim Pearce is hosting a FREE webclass where he'll share the systematic approach that delivers predictable toxin results on any face, any anatomy. Inside this training, you'll learn: ✅How to optimise dose and placement to reduce your toxin review rate ✅Why you don't have to be a 'perfect inject
27.1K views6 months ago
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When treating the orbicularis oris, your depth of injection can make or break both comfort and results. ❌ Inject too superficially (intradermally), and you’ll cause unnecessary pain — plus, you won’t reach the muscle. ✅ Go just beneath the dermis, onto the surface of the muscle, where the receptors are most likely to be — or slightly deeper for certain cases. ⚠️ Inject too deep, and you risk your toxin ending up inside the oral cavity — ineffective and wasteful. 💡 Depth control = better results
1.5K viewsMay 25, 2025
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11:43
Facial Anatomy for Injectors - The 8 Danger Zones
9.6K views9 months ago
YouTubeDr Tim Pearce
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Depth of injection is everything when treating the depressor anguli oris. Go too deep or too low, and you risk hitting the depressor labii, leading to unwanted lip ptosis and asymmetry. Here’s the anatomical reason: The DLI dives underneath the DAO and attaches to bone beneath it. So if you inject too deep or too inferiorly, you’re right in its danger zone. Instead, stay superficial and more superior to precisely target the DAO and avoid complications. 📍This is just one of the clinical strategi
7.5K viewsJul 24, 2025
FacebookDr Tim Pearce
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DAO injection points
2.6K viewsMay 28, 2025
YouTubeDr Tim Pearce
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⚠️ The infraorbital artery is a high-risk zone many injectors underestimate. 👉 Vessels emerge directly from the infraorbital foramen and often sit on bone, right where many injectors aim. 👉 This makes deep injections in the nasolabial fold especially risky. 👉 Severe vascular occlusions have been reported here, including cases affecting the soft palate and nasopharynx when filler enters the infraorbital artery. 💡 Key takeaway: Always consider vessel position and depth before injecting, high-v
2.2K viewsAug 28, 2025
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This particular injection site is notorious for causing the majority of issues when treating the masseter muscle. In this clip, I demonstrate my preferred injection points and depths for optimal results. | Dr Tim Pearce
15.8K viewsFeb 21, 2024
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0:31
As an injector, you can’t afford to miss out on mastering vascular anatomy. Knowing exactly where the critical blood vessels are located is a KEY way to reduce the risk of complications like vascular occlusions (VOs) and necrosis. With Dr. Tim’s 3D Blood Vessel Models and step-by-step video training, you’ll learn the depth, size, and location of these arteries, giving you the confidence to inject safely every time. Avoid Dangerous Vessels: See the location, size and depth of the arteries you nee
1.6K viewsDec 17, 2024
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