Thread Material Guide: PDO vs PLLA vs PCL — Duration, Results, Price — VERZO CLINIC Bangkok

TL;DR: PDO (polydioxanone) threads dissolve in 6-8 months and are the most widely used. PLLA (poly-L-lactic acid) threads last 12-18 months and stimulate collagen similar to Sculptra. PCL (polycaprolactone) threads last 24+ months and provide the longest-lasting structural support. Each material offers different collagen stimulation timelines and is suited to different treatment goals.

Written by Dr. Waleerat Thaweebanchongsin, licensed aesthetic medicine specialist with over 10 years of specialized experience in thread lifting procedures. VERZO CLINIC near BTS Ekkamai, Sukhumvit Road. Free consultations via LINE @verzo.

Last updated: April 2026

Frequently Asked Questions

What is the difference between PDO, PLLA, and PCL threads?

PDO (polydioxanone) threads dissolve in 6-8 months and are the most widely used. PLLA (poly-L-lactic acid) threads last 12-18 months and stimulate collagen similar to Sculptra. PCL (polycaprolactone) threads last 24+ months and provide the longest-lasting structural support. Each material offers different collagen stimulation timelines and is suited to different treatment goals.

Which thread material lasts the longest?

PCL threads last the longest at 24+ months before full absorption. However, the collagen scaffold built around the threads can maintain results beyond the absorption period. PLLA threads last 12-18 months, and PDO threads last 6-8 months. Longer duration does not always mean better — the right choice depends on your treatment goals and budget.

Are PLLA threads better than PDO threads?

PLLA threads are not inherently better — they serve different purposes. PLLA threads excel at collagen stimulation over a longer period, similar to how Sculptra works. PDO threads are excellent for immediate lifting and skin tightening at a lower price point. Many doctors use both materials in combination for optimal results.

How much do different thread types cost in Bangkok?

In Bangkok, PDO thread procedures typically range from 25,000-60,000 THB depending on thread count. PLLA thread procedures range from 45,000-90,000 THB. PCL thread procedures range from 60,000-120,000 THB. These prices are approximately 40-60% less than equivalent procedures in Japan, Korea, or Western countries.

Can different thread materials be used together?

Yes, combining thread materials is a common advanced technique. For example, PDO mono threads can be used for skin firming across the cheeks while PLLA cog threads provide structural lifting along the jawline. Dr. Waleerat often designs multi-material protocols tailored to each patient face anatomy and goals.

Which thread type stimulates the most collagen?

PLLA threads stimulate the most robust collagen production due to their poly-L-lactic acid composition, which triggers a sustained inflammatory response similar to Sculptra. PCL threads also stimulate significant collagen but over a longer, slower timeline. PDO threads stimulate collagen but to a lesser degree, with results peaking around months 2-4 after insertion.

What are some brand examples for each thread material?

PDO thread brands include Onyx, Ruby No.5, and V-Sculpt. PLLA thread brands include Emerald (which combines PLLA with PCL), Mint Lift, and Ultra V Lift. PCL-based brands include Emerald and Grand Diamond. Each brand has proprietary barb designs and thread configurations that affect performance.

How do I choose the right thread material for my face?

The choice depends on your primary goal: PDO for budget-friendly lifting and skin tightening, PLLA for collagen-building and moderate lifting, PCL for long-lasting structural support. Your age, skin laxity, and budget all factor in. A consultation with Dr. Waleerat includes a face assessment to determine the optimal material and thread count for your anatomy.

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