Quick Answer
What is cryolipolysis (fat freezing)? A non-surgical localised fat reduction procedure in which fat cells are cooled to between -8°C and -11°C, inducing apoptosis (programmed cell death). A single session achieves an average 20–25% fat reduction in the target area. Results become visible within 4–12 weeks; 1–3 sessions are typically sufficient. It is applied to areas such as the abdomen, flanks, back rolls, inner thighs and double chin. It is not a weight-loss method; it is suitable for diet-resistant localised fat deposits. Contraindications: Raynaud's disease, cold urticaria, cryoglobulinaemia, pregnancy.
What Is Cryolipolysis? The Underlying Science
Cryolipolysis is a non-invasive body contouring technology approved by the FDA in 2010, in which fat cells (adipocytes) are selectively destroyed by controlled cooling without damaging surrounding tissue. Its scientific basis traces back to a discovery by Dr Dieter Manstein and Dr R. Rox Anderson of Harvard University: adipose tissue is far more sensitive to cold than other tissues such as muscle, nerve and skin.
Fat cells crystallise at between -8°C and -11°C and undergo apoptosis. This process continues for 3–4 months; the body's immune system (macrophages) clears the damaged fat cells via phagocytosis. As a result, a permanent reduction in fat cells occurs in the target area. An important point: surviving fat cells can enlarge, meaning the area may accumulate fat again if body weight increases.
Key Differences Between Cryolipolysis and Liposuction
| Feature | Cryolipolysis | Liposuction |
|---|---|---|
| Method | Non-invasive (no surgery) | Surgical |
| Anaesthesia | Not required | General / local anaesthesia |
| Fat reduction (single procedure) | 20–25% | 50–80% |
| Procedure duration | 35–60 min / area | 1–3 hours |
| Recovery time | None (active same day) | 2–4 weeks |
| Results visible | 4–12 weeks | 4–6 weeks (once swelling resolves) |
| Risk profile | Low | Moderate–high (surgical risks) |
Which Areas Can Be Treated?
Cryolipolysis can be applied to areas with pinchable fat deposits that can be drawn into the applicator (pinch test positive). The fat must be pliable enough to be drawn into the applicator for successful treatment:
- Abdomen: Upper and lower abdomen are the most frequently treated areas. Ideal for "apron" fat resistant to diet and exercise.
- Flanks / Love handles: Waist fat that overhangs clothing; typically two areas are treated simultaneously.
- Back rolls: Beneath the bra line and along the mid-back; a common concern in women.
- Inner thighs: Fat on the inner surface of the thigh; addresses inner-thigh chafing.
- Outer thighs (saddlebags): The saddle-shaped appearance at the sides of the hips; especially common in women.
- Double chin / Submental area: Effective results on submental fat using a specially designed small applicator.
- Upper arms (triceps area): Fat accumulation on the back of loose upper arms.
- Inner knees: Localised fat on the inner aspect of the knees.
- Axillary fat: Fat close to the underarm / lateral chest area.
How Does It Work? Step-by-Step Procedure
A cryolipolysis session at Virtuana Clinic consists of the following stages:
- Assessment and area mapping: The treatment area is determined through a physician examination, body analysis is performed and a pinch test is applied.
- Preparation: The skin is cleansed, the appropriate applicator size is selected and a protective gel pad is placed.
- Cooling phase: The applicator draws the tissue in by vacuum and cools it to between -8°C and -11°C. For the first 5–10 minutes, intense cold and pulling sensations are felt; afterwards the area becomes numb. Session duration: 35–60 minutes per area.
- Massage phase: At the end of the session, the frozen tissue is manually massaged for 2–3 minutes. Clinical studies show this massage improves results by approximately 68%.
- Post-procedure: Mild redness, swelling and temporary numbness are normal. Patients return to their daily activities the same day.
How Many Sessions Are Required? When Are Results Visible?
The cryolipolysis protocol varies from person to person. General guidance:
- Mild fat deposit: Usually one session is sufficient.
- Moderate fat deposit: Two sessions to the same area, spaced 8–12 weeks apart.
- Advanced fat deposit: Two to three sessions plus adjunctive treatments may be required.
| Timeframe | What Happens |
|---|---|
| Weeks 0–2 | Damaged adipocytes initiate the apoptosis process; inflammatory response begins |
| Weeks 3–6 | Macrophages begin clearing fat cell debris; first thinning becomes visible |
| Weeks 6–10 | Noticeable fat reduction and contour change emerge |
| Weeks 10–16 | Maximum result; average 20–25% reduction in fat layer thickness |
Clinical Efficacy Data
The efficacy of cryolipolysis is supported by numerous randomised controlled trials:
- 2014 meta-analysis (Dermatologic Surgery journal): more than 1,700 patients; average 25.5% fat reduction.
- 2015 study (Aesthetic Surgery Journal): 22.4% average reduction in abdominal fat layer measured by ultrasound.
- Patient satisfaction: 86% of studies reported patients as "satisfied" or "very satisfied".
- Risk of paradoxical adipose hyperplasia (PAH): approximately 0.0051% of all treated areas; more common in men.
Which Body Type Is Suitable — and Which Is Not?
Cryolipolysis is not a weight-loss method. It yields the best results in patients who match the following profile:
- Normal or slightly overweight overall, with a localised fat concern (BMI < 30 is ideal)
- Resistant fat areas that do not respond to diet and exercise
- Those who do not want surgery or are not suitable surgical candidates
- Those with realistic expectations: targeting "contour correction," not becoming "thin"
It is not suitable in the following situations:
- Raynaud's disease (cold-triggered vascular spasm)
- Cold urticaria (cold allergy)
- Cryoglobulinaemia or cryofibrinogenaemia
- Paroxysmal cold haemoglobinuria
- Pregnancy and breastfeeding period
- Active infection, open wound or eczema in the treatment area
- Areas with sensory impairment (sensory assessment cannot be performed)
What Is Experienced During and After the Procedure?
The sensation during the procedure varies by area and individual. For the first 5–10 minutes, a pulling sensation from the vacuum and intense cold are felt. After this period the area becomes numb and most patients can comfortably read, use their phone or work. The clinician performs regular checks throughout the procedure.
Commonly experienced transient post-procedure effects:
- Redness and mild swelling (24–72 hours)
- Numbness and tingling (1–4 weeks; subsides as tissue warms)
- Transient sensitivity and mild pressure sensation
- Rarely: a scratching or burning sensation from temporary nerve irritation (1–2 weeks)
Complementary Treatments That Enhance Cryolipolysis
At Virtuana Clinic, cryolipolysis produces significantly more pronounced results when combined with the following complementary treatments:
- LPG Endermology: Accelerates lymphatic drainage and circulation after cryolipolysis, enabling results to appear more quickly.
- Radiofrequency (RF): Ideal for preventing skin laxity that may develop following fat reduction; provides skin tightening.
- Carboxytherapy: Supports fat metabolism after treatment and enhances microcirculation.
- Nutritional counselling: Optimises the fat reduction process and improves the longevity of results.
Maintaining Long-Term Results After Cryolipolysis
Fat cells destroyed by cryolipolysis do not return; however, remaining fat cells can enlarge when body weight increases. For this reason:
- A healthy nutritional pattern should be maintained after treatment to stabilise body weight.
- Regular physical activity supports metabolism and consolidates results.
- Since the goal of treatment is "body shaping" rather than "weight loss," realistic expectations must be the foundation.
- Annual follow-up sessions can be beneficial in preserving the achieved contour.
Cryolipolysis Protocol at Virtuana Clinic
At Virtuana Clinic, based in Izmit, we prioritise body analysis and physician assessment for all cryolipolysis treatments. A detailed pinch test and area analysis are performed for each patient to determine the most appropriate applicator size, number of sessions and complementary treatments. Treating multiple areas in the same session can save time. The most frequently treated areas in our patients from Kocaeli and surrounding provinces are the abdomen, flanks and inner thighs. Please contact us for current pricing information.
This article is for informational purposes only. Please consult a qualified physician for treatment decisions.