We Are Fully Open! Denti Belli Dentistry is committed to providing a safe, relaxing experience when visiting our office. Learn More »

Have you ever looked in the mirror and wished for a way to address those signs of aging without resorting to invasive surgery? 

PDO threads might be the answer you’re searching for. This technique, a staple in cosmetic enhancement for its prowess in tightening the skin and stimulating collagen production, offers a beacon of hope for those aiming to rejuvenate their appearance with long-lasting results.

In this article, we’ll explore the science behind PDO threads, their diverse types, and how they work beneath the skin to combat skin laxity and other aging signs. Let’s get into it!

Understanding PDO Threads and Their Mechanism

Polydioxanone (PDO) threads are a type of medical suture material that, when placed beneath the skin, can have transformative effects. These threads are designed not only for lifting sagging skin but also for stimulating collagen production. 

Collagen is crucial for maintaining skin elasticity and strength, and its production decreases as we age. 

By promoting collagen synthesis, PDO threads tackle skin laxity at its root, providing a natural-looking lift and firmness.

Types of PDO Threads

There are several types of PDO threads, each tailored for specific concerns and outcomes:

  • Mono threads: Thin and smooth, these threads are ideal for collagen stimulation.
  • Cog threads: Equipped with barbs that latch onto the skin, offering more significant lifting.
  • Screw threads: Consisting of one or two intertwined threads, they are used to restore volume to sunken areas.

How PDO Threads Work

PDO threads are inserted into the skin through a minimally invasive procedure. Once in place, they act as a scaffold, supporting and lifting the skin. The threads are absorbed by the body over six to eight months, but the collagen and fibrous tissue that form around the threads continue to provide structure and volume.

The Efficacy of PDO Threads

The effectiveness of PDO threads in tightening the skin and offering long-lasting results is backed by numerous studies. 

Research indicates that patients experience significant improvements in skin texture, firmness, and overall appearance. 

The lifting effect is immediately noticeable, with the collagen production peak kicking in after about six months, leading to further enhancements in skin quality.

Addressing Signs of Aging

PDO threads are particularly adept at combating various signs of aging. By lifting sagging skin, smoothing wrinkles, and enhancing facial contours, they offer a comprehensive solution for those looking to turn back the clock without resorting to more invasive surgical procedures.

Advantages Over Other Treatments

Compared to other cosmetic procedures, PDO threads provide a unique set of benefits:

  • Minimally invasive: The procedure requires no cuts or incisions, reducing the risk of scarring and complications.
  • Quick recovery: Patients can return to their daily activities shortly after the procedure.
  • Natural results: The gradual improvement in skin quality and firmness looks more natural than some surgical alternatives.
  • Safety: PDO threads are made from a material that has been used safely in medicine for decades.


PDO threads offer a promising solution for those seeking to rejuvenate their skin and combat the signs of aging. This article has unpacked the science behind PDO threads, highlighting their role in stimulating collagen production, tightening the skin, and providing long-lasting results. 

As the cosmetic industry evolves, the use of PDO threads is expected to gain even more popularity, thanks to their effectiveness and minimal downtime.

We value your thoughts and experiences with PDO threads. Share your feedback or questions in the comments below to foster a community discussion.

Looking for a personalized consultation? Contact Denti Belli Dentistry, based in Newcastle, WA, at 425-226-2684 to explore how PDO threads can benefit you.