In many cases, different types of scars appear together on the face, thus there is a need to combine different treatments to achieve the optimal result.
RF Microneedling for Acne Scar Treatment
Radiofrequency (RF) microneedling is a treatment option designed to help improve the appearance of acne scars. This technology uses fine microneedles to deliver radiofrequency energy at precise depths to target scar tissue in the skin. RF microneedling treatments aim to address acne scarring with minimal surface disruption and minimal downtime, making it an attractive option for those with busy schedules.
In Singapore clinics, RF microneedling has become an increasingly sought-after acne scar treatment due to its versatility across different skin types and relatively quick recovery periods suitable for working professionals.
Dr. Wong Soon Tee
MBBS (Singapore) | MRCP (UK) | FAMS (Singapore) |
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Friendly & Experienced Specialist
Dr Wong connects well with his patients & he is a specialist with over 30 years of experience.
Thoughtful & Insightful Consultation
Our specialist listens & explains well to his patients on their skin issues and their queries.
Safe & Effective Treatment
We offer carefully curated FDA & HSA-approved treatments that give effective results.
How Does RF Microneedling Work on Acne Scars?
By adjusting both the depth and intensity of radiofrequency energy, dermatologists can target deeper scar tissue while minimising trauma to the skin’s surface. This approach helps in treating and improving the appearance of various types of acne scarring, including uneven or challenging scar patterns.
Technical Mechanism
RF microneedling works through a dual mechanism: the mechanical micro-injuries from the needles trigger the skin’s natural wound healing response, while the radiofrequency energy heats the deeper dermal layers. This thermal effect stimulates collagen production and remodels existing scar tissue. The controlled delivery of energy at specific depths allows for targeted treatment of acne scars at various skin layers.
What Types of Acne Scars Can RF Microneedling Treat?
RF microneedling can address various types of acne scarring concerns, including:
- Boxcar scars: Broad, angular depressions with defined edges
- Rolling scars: Wave-like skin surface irregularities caused by fibrous bands beneath the skin
- Ice pick scars: Deep, narrow pitted scars (often combined with TCA CROSS for optimal results)
- Textural irregularities from long-term acne
- Enlarged facial pores
The suitability of RF microneedling depends on scar characteristics, skin type, and treatment goals. A consultation with a qualified dermatologist will help determine if this treatment is appropriate for your concerns.
Benefits and Characteristics of RF Microneedling for Acne Scars
Depth Control & Precision Targeting
Adjustable needle depth (typically ranging from 0.5mm to 3.5mm depending on the device) allows dermatologists to target scar tissue at various skin layers, addressing different types of acne scars based on their depth and location.
Minimal Downtime
The technology delivers energy to deeper skin layers while minimising trauma to the epidermis (surface layer). This results in shorter recovery periods compared to fully ablative procedures. Most patients resume normal activities within several days following treatment.
Suitable for Various Skin Tones
RF microneedling can be performed on various skin tones. Studies suggest it carries a lower risk of post-inflammatory hyperpigmentation compared to certain laser treatments, as the RF energy is delivered beneath the skin’s surface with less impact on melanin. Proper device settings and experienced practitioners are important for darker skin types.
This is particularly relevant for acne scar treatment in Singapore, where the diverse population includes individuals with a wide range of skin tones.
Natural Long-term Improvement
Results develop gradually over weeks to months as the body’s collagen remodelling process progresses. Many patients begin noticing improvements within 4 to 6 weeks, with continued enhancement over the following months.
Other Skin Concerns RF Microneedling May Address
Beyond acne scar treatment, RF microneedling technology has also been used to address various other skin concerns:
- Pore size appearance reduction
- Certain types of hyperpigmentation and uneven skin tone
- Skin texture refinement
- Fine lines and early signs of skin ageing
- Mild skin laxity concerns
- Periorbital concerns, e.g., eyelid drooping and eyebag
A consultation can help determine if RF microneedling is suitable for your particular skin goals.
For more details of RF Microneedling treatment for other aesthetic treatments, please read more.
What to Expect During RF Microneedling Treatment
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Pre-Procedure Consultation
Dr Wong will assess your skin condition and acne scarring to identify specific concerns and treatment goals. During the consultation, you’ll discuss your medical history, current skincare regimen, and expected outcomes. Based on this assessment, he will develop an individualised treatment plan, which may include decisions about needle depth, energy settings, and whether combination treatments (such as TCA CROSS for ice pick scars, collagen injection, or subcision) might enhance results.
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Pre-Procedure Preparation
The treatment area is thoroughly cleansed, and a topical anaesthetic cream is applied 30-45 minutes before the procedure, and a nerve block may be administered to minimise discomfort. Dr Wong will adjust the device settings based on your skin type, colour, and the characteristics of your acne scars.
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During the Procedure
The RF microneedling device is systematically applied across the treatment areas. The sterile microneedles penetrate the skin to predetermined depths while simultaneously delivering radiofrequency energy to the dermal layers.
Most patients find the procedure tolerable (pain score 2 to 5) with topical anaesthesia and nerve block, describing it as mild heat or pressure with occasional pricking sensations. Some areas (such as bony regions) may be more sensitive, and Dr Wong can adjust energy settings if needed. Treatment typically takes 20 to 45 minutes, depending on the size of the treatment area.
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Immediate Post-Procedure Care
Following treatment, you can expect:
- Immediate redness and warmth (similar to mild sunburn)
- Possible mild swelling
- Slight skin sensitivity
- It is important to keep skin well hydrated / moisturised, clean and makeup-free for 24 to 72 hours for optimal recovery.
Given Singapore’s humid climate and intense UV exposure, strict sun protection is particularly important during the recovery period to minimise the risk of post-inflammatory hyperpigmentation.
Recovery Timeline After RF Microneedling Treatment
Most treatment protocols involve 2 to 4 sessions spaced 4 to 6 weeks apart. Dr Wong will schedule follow-up appointments to monitor your skin’s response and adjust the treatment plan as needed. Individual results and experiences may vary. A typical recovery timeline includes:
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Days 1-2
Mild to moderate redness, warmth, and possible swelling. The skin may feel tight and sensitive as part of the normal healing response.
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Days 3-5
Redness begins to subside. The skin may feel tight, dry, or slightly rough as healing progresses. Some patients experience light flaking or peeling.
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Week 1-2
Most visible signs of treatment resolve. Skin texture begins to feel smoother. Residual pinkness may persist, especially in fair-skinned individuals.
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Weeks 4-6
Early improvements in skin texture become noticeable as collagen production begins.
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Months 2-4
Optimal results typically develop during this period as collagen remodelling continues. Scar appearance continues to improve.
Is RF Microneedling for Acne Scars Right for You?
Who May Benefit
RF microneedling may be suitable for individuals who:
- Would like to soften their acne scars and improve their uneven skin texture
- Seek a treatment option with minimal downtime
Who May Not Be Suitable
RF microneedling may not be suitable if you have:
- Active acne breakouts or skin infections in the treatment area
- Active cold sores (herpes simplex) – prophylactic antiviral medication may be prescribed
- Keloid or hypertrophic scarring tendency
- Certain autoimmune conditions that affect wound healing
Frequently Asked Questions
How much does RF microneedling for acne scars cost in Singapore?
RF microneedling treatment in our clinic costs between $1200 to $1500 before GST.
Can RF microneedling treat acne scars on darker skin tones?
Yes, it can be done. Studies suggest that RF microneedling carries a lower risk of post-inflammatory hyperpigmentation compared to certain laser resurfacing treatments, as the RF energy is delivered beneath the skin’s surface with less impact on melanin in the epidermis.
How long do RF microneedling results last for acne scars?
The structural improvements in acne scar appearance from collagen remodelling are generally long-lasting, as the treatment creates actual tissue changes in scar architecture.
However, your skin continues to age naturally, and the skin’s collagen and elastin naturally decline over time. Many patients experience satisfying, long-term improvement in acne scar appearance. Some choose to have maintenance treatments periodically (annually or once every 2 to 3 years) to support ongoing skin quality. Regular skincare, sun protection, and healthy lifestyle habits help maintain treatment results over time.
Does RF microneedling hurt?
A topical anaesthetic cream is typically applied 30-45 minutes before treatment to minimise discomfort. Some patients find the procedure tolerable with numbing cream alone, describing it as mild heat or pressure with occasional pricking sensations. Most patients welcome the additional nerve block to optimise comfort during the treatment. Discomfort levels vary based on personal pain tolerance, treatment areas (bony areas may be more sensitive), energy settings used, and needle depth. If you experience significant discomfort during treatment, Dr Wong can adjust settings or take breaks as needed. Discomfort is typically brief and subsides quickly after treatment ends.
Can RF microneedling be combined with other acne scar treatments?
RF microneedling is often combined with other acne scar treatment modalities to achieve more comprehensive results, particularly for patients with multiple scar types or severe scarring.
Common combination approaches include:
- TCA CROSS (Chemical Reconstruction of Skin Scars): Specifically for deep ice pick scars
- Subcision: For tethered rolling scars or deep boxcar scars
- Dermal fillers / Collagen (Linerase) Injection: For certain atrophic scars requiring volume replacement
Dr Wong will assess your specific scar pattern and may recommend a customised combination approach if he believes it will provide better outcomes than any single treatment alone. Combination treatments are typically staged appropriately to allow for healing between procedures.
Conclusion
RF microneedling represents a valuable treatment option for individuals seeking to address acne scarring with minimal downtime and progressive, natural-looking results.
While the healing process requires patience as collagen remodelling unfolds over several months, many patients find the gradual improvement and relatively quick recovery period well-suited to their lifestyles. A consultation with a qualified dermatologist, such as Dr Wong, can help determine whether RF microneedling aligns with your specific skin concerns and aesthetic goals.
Ready to Take the Next Step?
Dr Wong and the team at Assurance Skin Clinic are here to help you achieve smoother, more confident skin. During your personalised consultation, we'll assess your unique scar pattern, discuss your treatment goals, and develop a customised plan tailored to your needs.
Care and Professionalism Refined by
Over 30 years of Dermatology Experience
- MBBS, Yong Loo Lin School of Medicine, Singapore
- MRCP. Member of Royal College of Physicians, United Kingdom
- FAMS, Fellow of Academy of Medicine, Singapore
- Adjunct Assistant Professor, National University of Singapore
- Visiting Consultant, University Dermatology Division, National University Hospital
- Visiting Consultant, Aesthetic Plastic Surgery Centre, National University Hospital
Our Clinic Location
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1 Orchard Blvd,
#10-01 Camden Medical Centre,
Singapore 248649 - +65 6690 2971
- +65 9724 4911(WhatsApp)
- enquiry@assuranceskin.com
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+65 6690 2971
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