By LIV Clinic · Medically reviewed by Dr. Narathai Vichienkalayarut, M.D. · Published August 13, 2026

For jowls, the choice comes down to one question: do you want a gradual tighten, or an immediate lift?

Which is better for jowls, HIFU or thread lift? Neither is universally better — HIFU tightens jowls gradually by stimulating deep collagen with no needles, while a thread lift gives an immediate, mechanical lift; threads suit more visible jowl sagging, HIFU suits milder laxity, and the two are often combined.

Two different approaches to jowls

HIFU: biological lift

HIFU delivers focused ultrasound to deep layers including the SMAS, stimulating collagen so the skin tightens gradually — a lift from within, with no needles.

Thread lift: mechanical lift

A thread lift inserts absorbable PDO threads that physically reposition sagging tissue, giving an immediate lift; the threads dissolve over months, leaving a collagen scaffold.

How they compare for jowls

Both target jowls but by different routes; ranges vary per person.

Which suits your jowls

HIFU suits

Milder laxity and early jowls, where you want gradual tightening with no needles or downtime.

Threads suit

More visible, localised jowl sagging where you want an immediate, visible lift and accept a minimally invasive procedure with a little downtime.

In short, weigh your priorities:

• Want no needles and no downtime → lean HIFU
• Want an immediate, visible lift → lean threads
• Mild, early jowls → HIFU is often enough
• More pronounced jowls → threads or a combination
• Want both foundation and lift → combine the two

When to combine them

Stacking for better results

Many doctors combine the two, especially for more mature skin: HIFU tightens the deep foundation, then threads reposition the jowl for an immediate lift.

Sequenced by your doctor

The order and timing are planned individually — often HIFU first, then threads a few weeks later.

What neither can do

Not a surgical facelift

For heavy, advanced jowl sagging, neither matches a surgical facelift. Honest candidate selection matters for both.

Realistic expectations

Both give a natural improvement — refreshed and less saggy — rather than a dramatic surgical change.

Comfort, downtime and longevity

HIFU

A warm tingling during treatment, essentially no downtime, results building over months and lasting around a year.

Thread lift

Performed under local anaesthetic, with possible bruising and a few days of downtime, and results lasting around 12 to 18 months.

Choosing for your jowls

To decide what suits you:

1. Have a consultation so Dr. Narathai can assess your jowls and skin.
2. Identify whether your sagging is mild or more visible.
3. Decide whether you want a gradual or immediate result.
4. Consider whether combining suits you.
5. Agree realistic expectations and downtime.
6. Plan maintenance to sustain the result.

Jowl treatments at LIV Clinic Koh Samui

At LIV Clinic, Dr. Narathai offers both HIFU and thread lifts, and recommends the right one — or a combination — for your jowls. Book a consultation to find out which suits you.

Frequently asked questions

Safety and consultation

HIFU and thread lift is a medical procedure and, like any energy-based or minimally invasive treatment, carries some risk — common temporary effects can include redness, swelling, bruising or tenderness, and less common reactions are possible. Results vary from person to person, and no specific outcome can be promised. This article is general information, not medical advice.

At LIV Clinic, every treatment begins with an in-person assessment by Dr. Narathai Vichienkalayarut, M.D., who reviews your skin, medical history and goals before recommending a personalized plan. Book a consultation to find out whether this treatment suits you.