All You Need to Know Before Dermal Fillers Injection 2026

06/02/2026

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If you’re looking for a non-surgical, minimally invasive way to enhance your appearance without the downtime or risks associated with surgery, fillers might be the perfect solution for you. Filler injections can address various concerns such as shapeless lips, hollow under-eyes, sunken temples, sunken cheeks, high cheekbones, gaunt faces, and wrinkles. Fillers offer immediate results by plumping and smoothing the skin, providing a youthful and rejuvenated appearance.

What are Fillers?

Fillers are substances, typically hyaluronic acid (HA), used to fill in and smooth out wrinkles, add volume to sunken areas, and enhance facial contours. Hyaluronic acid is a natural substance found in the body, making it a safe and effective option for facial rejuvenation. Fillers can be used to plump up lips, enhance cheekbones, fill in hollow under-eyes, and more. The effects are immediate and can be adjusted or reversed if necessary.

Injection Sites for Fillers

Lip Fillers 

Lip fillers involve injecting hyaluronic acid into the upper and lower lips to create fuller, more defined lips. This treatment can also correct asymmetry and lift the corners of the mouth for a more youthful look.

Lip volume  increase Lip volume  Lip volume up

Under-Eye Fillers 

Under-eye fillers address hollowness, dark circles, and bags under the eyes. By filling in these areas, under-eye fillers can make you look more awake and refreshed.

รักษาถุงใต้ตา  ฉีดใต้ตา  ฉีดใต้ตา

Chin Fillers

Chin fillers are ideal for those with a short or receding chin. This treatment adds volume to the chin, creating a more balanced and defined facial profile.

ฉีดคางยาว  ฉีดคาง  ฉีดคาง

Temple Fillers

Temple fillers add volume to sunken temples, helping to soften the appearance of high cheekbones and creating a more youthful, harmonious facial contour.

Nasolabial Fold Fillers 

Fillers can be used to smooth out the deep lines that run from the sides of the nose to the corners of the mouth, making the face look younger and more refreshed.

Marionette Line Fillers 

Marionette lines, the lines that run from the corners of the mouth down to the chin, can be softened with fillers, giving the face a more uplifted appearance.

Cheek Fillers 

Cheek fillers add volume to the cheek area, enhancing facial contours and giving a more youthful, fuller appearance. This treatment is often combined with under-eye fillers for a more comprehensive rejuvenation.

Jawline Fillers 

Jawline fillers define and contour the jawline, providing a more chiseled and structured look.

filler jawline  filler jawline  filler jawline

How Much Filler is Needed for Each Area?

The amount of filler required varies depending on the area being treated and the individual’s needs. Here is a general guideline:

  • Lips: 1-2 cc
  • Under-Eyes: 1-2 cc
  • Chin: 1-2 cc
  • Temples: 2-4 cc
  • Nasolabial Folds: 1-2 cc
  • Marionette Lines: 1-2 cc
  • Cheeks: 2-4 cc
  • Jawline: 2-4 cc

filler injection areas

How Long Before Fillers Show Results? 

Fillers provide immediate results, but there may be some swelling and bruising for the first few days. The final result typically settles in within 7-14 days.

How Long Do Fillers Last? 

The longevity of fillers depends on several factors, including the area treated, the type of filler used, and individual lifestyle factors. Generally, fillers can last anywhere from 6 months to 12 months.

Best Filler Brands in 2025 

Neuramis

Neuramis is a popular Korean filler known for its high quality and effectiveness. It comes in two main types: 

  • Neuramis Deep Lidocaine: Medium firmness, suitable for various facial areas, includes anesthetic.
  • Neuramis Volume Lidocaine: Thickest consistency, great for deeper lines and areas needing more volume.

filler made in korea

Restylane

Restylane, a Swedish brand, has been in use for over 25 years and offers a range of fillers to suit different needs: 

  • Restylane Classic: Medium firmness, for moderate to deep wrinkles.
  • Restylane KYSSE: Specifically for lips, adds moisture and color.
  • Restylane Lyft: Firmest, best for chin and temples.
  • Restylane Vital Light: For fine lines and superficial skin.
  • Restylane Volyme: Soft, for cheeks and nasolabial folds.
  • Restylane Refyne and Defyne: Flexible and natural, for wrinkles and folds.
  • Restylane Vital: Soft, for forehead and fine lines.

sweden filler

Juvederm 

Juvederm, an American brand, is widely used and highly regarded. It includes: 

  • Juvederm Voluma: Firm, for deep lines and volumizing.
  • Juvederm Volift: Soft, for fine lines and under-eyes.
  • Juvederm Volbella: Softest, for subtle volume.
  • Juvederm Volite: For skin hydration.
  • Juvederm Volux: Firmest, for deep lines and jawline.
  • Juvederm Ultra Plus XC: Very soft, for deep lines and lips.
  • Juvederm Ultra XC: Soft, for natural-looking wrinkle reduction.

America juvederm filler

How to Identify Genuine Fillers 

Authentic fillers are approved by health authorities and come with proper labeling and documentation. Here are tips to spot genuine fillers:

Neuramis

  • Box should be unopened with clear labels and Thai FDA registration number. 
  • Includes a Thai language package insert. 
  • QR code for product verification.

Restylane 

  • Unopened box with a VOID sticker on the seal. 
  • FDA registration number and detailed labeling. 
  • Lot number matching on the box and syringe. 
  • Verify with Eztracker app. 

Juvederm 

  • Unopened box with Thai FDA registration number. 
  • Matching lot numbers on the box, foil, sticker, and syringe. 
  • Verify with Allergan Thailand.


Preparing for Filler Injections

  • Research the type of filler and its benefits.
  • Choose a clinic that sources fillers directly from authorized distributors. 
  • Select an experienced practitioner with verified credentials. 
  • Inform your doctor of your medical history, allergies, and medications. 
  • Avoid certain supplements and medications that increase bleeding risk before the procedure. 

Post-Filler Care

  • Avoid touching or massaging the treated area.
  • Refrain from consuming alcohol, exercising intensely, and taking blood-thinning supplements initially.
  • Avoid high heat exposure for two weeks.
  • Stay hydrated to help the filler integrate well with your tissues.

Filler FAQ 

How Do Fillers Work? 

Ans: Fillers use hyaluronic acid to attract water and plump up the treated area, smoothing out wrinkles and adding volume. 

What is a Blunt Cannula? 

Ans: A blunt cannula is a needle with a rounded tip that reduces the risk of puncturing blood vessels, making it safer for sensitive areas like under the eyes and nasolabial folds. 

Can Fillers Cause Blindness? 

Ans: Blindness is a rare but serious risk if fillers are injected into a blood vessel that supplies the eye. This can be avoided by choosing an experienced practitioner who uses blunt cannulas. 

Are Nose Fillers Safe? 

Ans: Nose fillers carry higher risks due to the vascular structure of the nose. Surgical options are generally safer and more effective for nose reshaping. 

Are Fillers Safe? 

Ans: Fillers are safe when administered by experienced practitioners using FDA-approved products. Hyaluronic acid fillers are particularly safe as they can be dissolved if necessary. 

Who Are Fillers Suitable For? 

Ans: Fillers are suitable for individuals looking to add volume, smooth wrinkles, or enhance facial contours without undergoing surgery. 

Can Fillers Be Used Frequently? 

Ans: Yes, fillers can be reapplied as needed, typically every 12-18 months, depending on the area treated and the type of filler used. 

Can Different Brands of Fillers Be Combined? 

Ans: Different brands can be used, but it’s essential to wait until previous fillers have fully dissolved or have them dissolved professionally before switching brands. 

Can Fillers Treat Acne Scars? 

Ans: Fillers can improve the appearance of shallow acne scars by adding volume and promoting collagen production. 

What is Filler Allergy? 

Ans: Allergic reactions to fillers are rare but can include symptoms like redness, itching, and swelling. Immediate medical attention is necessary if these occur. 

What is Filler Removal? 

Ans: Filler removal involves using hyaluronidase to dissolve hyaluronic acid fillers. Permanent fillers require surgical removal. 

What is Liquid Silicone? 

Ans: Liquid silicone is a dangerous substance that should never be used as a filler. It can cause severe complications and is difficult to remove. 

Are Fake Fillers Dangerous? 

Ans: Yes, fake fillers can cause severe complications, including infection, granulomas, and tissue necrosis. Always ensure your filler is sourced from reputable suppliers.


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