Visible Pores & Uneven Texture
Assess fine lines, pore appearance and uneven surface texture.
Skin texture, fine lines and treatment choices
Polynucleotide Skin Booster in Singapore
PN injections are used for skin-quality concerns such as fine lines and uneven texture. Learn how the formulations differ, what recovery involves and when another treatment may be a better fit.
Treatment focus Skin quality and fine texture, rather than facial reshaping.
Visible recovery Bumps and redness often settle within 24–72 hours; bruising can last longer.
Course planning Published studies have used 3 sessions, 2–4 weeks apart. Your plan is confirmed after assessment.
Bio Aesthetic Laser Clinic ·Orchard & Tampines
Start with your concern
What Would You Like to Change?
Fine lines, visible pores, under-eye shadows and acne scars can look similar in photographs but need different treatment plans. Tell the doctor which change matters most to you.
Worth an assessment if
- Your main concern is fine texture or early surface lines.
- You understand that improvement is gradual and varies.
- You can allow for visible injection marks and follow-up visits.
Another approach may fit better if
- You want an immediate lift or a change in facial shape.
- Your main concern is deep hollowing, eye bags or tethered scars.
- You need a treatment with no chance of bruising or visible bumps.
Not sure which category your concern falls into? An assessment can help separate skin texture from pigmentation, volume loss or scarring.
Ask About an AssessmentWhat the Doctor Checks
PN treatment aims to improve skin quality gradually. It does not give a facelift, remove every scar or correct every cause of dark circles. The decision starts with the concern you want to change, the formulation being considered and the recovery you can allow.
How it works
How Do PN Injections Work?
The gel is delivered through small injections into the selected treatment area. PN materials have water-binding properties and are studied for their interaction with the skin environment. The aim is a gradual change in skin quality, not an
If a formulation also contains HA, that ingredient contributes water-binding properties. A local anaesthetic can help with discomfort, but it does not remove all pain or injection risks.
PN skinbooster
1Selected for skin-quality concerns.
2Delivered into an assessed treatment area.
3Response is reviewed over weeks.
4Does not replace a volumising filler.
HA skinbooster
1Selected mainly for hydration and skin quality.
2Uses a hyaluronic acid formulation.
3Effect depends on the product and technique.
4Is different from HA used for facial contouring.
These are broad treatment categories. A PN–HA combination contains ingredients from both; the label alone does not tell you which option suits your skin.
What the Evidence Shows
The gel is delivered through small injections into the selected treatment area. PN materials have water-binding properties and are studied for their interaction with the skin environment. The aim is a gradual change in skin quality, not an instant change in facial shape.
If a formulation also contains HA, that ingredient contributes water-binding properties. A local anaesthetic can help with discomfort, but it does not remove all pain or injection risks.
Your starting point
Which Concern Is Bringing You In?
The visible concern helps guide the assessment. It does not automatically decide the injectable.
01
Fine lines or rough texture
Discuss whether the concern is mainly at the skin surface, and how you will judge a worthwhile change.
Read related guide → 02Under-eye skin
Separate crepey texture from hollowing, pigmentation, puffiness or eye bags before choosing treatment.
Read related guide → 03Acne scars
Scar depth and tethering matter. PN alone is not a complete answer for every depressed scar.
Read related guide → 04Choosing a skinbooster
Compare ingredients, treatment purpose and recovery, rather than choosing from a product name alone.
Read related guide →
Assessment before treatment
What Does the Doctor Check Before Treatment?
The doctor examines your skin and asks what you want to improve. A close-up assessment helps distinguish surface texture from pigment, volume loss, swelling and deeper scars. Previous injectables, medical
01
The cause of the concern
Check whether fine lines, pores, scars, pigmentation or volume loss are the main issue.
02
The treatment area
Consider skin thickness, anatomy and whether a formulation is appropriate for that area.
03
Previous procedures
Review earlier fillers, skinboosters, lasers and any delayed swelling or nodules.
04
Allergies and medical history
Discuss fish-derived ingredients, local anaesthetics, bleeding tendency, medicines and relevant illnesses.
See the full assessment criteria
The doctor examines your skin and asks what you want to improve. A close-up assessment helps distinguish surface texture from pigment, volume loss, swelling and deeper scars. Previous injectables, medical conditions, medicines and allergies can change the recommendation.
Area by area
Where Might PN Treatment Be Considered?
The formulation and injection plan should suit the area. Improvement in one area does not predict the same result elsewhere.
Under-eye skin
Check texture, pigmentation, hollowing, fluid retention and eye bags separately.
Selected acne scars
Identify scar depth, shape and any tethering beneath the skin.
Neck and upper chest
Assess fine texture, skin thickness and the cause of visible lines.
Dry & Dehydrated Skin
Check dryness, roughness and tightness, and whether irritation is contributing.
Fine Lines & Crepey Skin
Assess fine surface lines, crepey texture and skin thickness.
Unsure Which Skinbooster Fits Your Concern?
Tell us whether your main concern is texture, fine lines, under-eye skin or acne scars. We can help arrange an assessment.
On the day
What Happens During the Appointment?
Ask which formulation is being used, why it was selected and how the result will be reviewed.
01
Assess and agree
Review your concern, relevant history, alternatives, risks and the proposed treatment course.
02
Prepare the skin
Clean the area and use the agreed comfort measures, which may include topical numbing.
03
Deliver the injections
Place the selected formulation using the planned technique. Stinging or pressure can still occur.
04
Review and advise
Explain expected local reactions, aftercare, warning signs and the follow-up arrangement.
Appointment Details
The appointment includes assessment, consent, skin preparation, injections and aftercare advice. Allow time for numbing if it is used. Injection time is only one part of the visit; the exact appointment length depends on the area and plan.
Plan for the course
What to Expect After PN Injections
Visible recoveryUsually days
Bumps and redness often settle within 24–72 hours. Bruising and under-eye swelling can take longer.
Change in skin qualityDevelops over weeks
Judge the response after swelling has settled, rather than from the immediate post-injection appearance.
Course planningIndividual plan
Research schedules have used 3 sessions at 2–4-week intervals; your doctor confirms your schedule.
MaintenanceReview the response
Some patients consider maintenance after 6–12 months. It is not an automatic requirement.
Immediately afterwards
Injection marks and bumps
Small raised points, redness, tenderness or mild swelling can be visible. They are different from the final treatment effect.
First 24–72 hours
Local reactions often settle
Bumps and redness often ease during this period. Under-eye swelling can be more noticeable and may take longer.
Around one week
Bruising may still be fading
Bruising can last about a week or longer in some people. Avoid planning treatment immediately before an important event.
Over the following weeks
Review skin quality
Assess gradual change after the skin has settled, using the same concern and consistent photographs if appropriate for clinical records.
Results, Sessions and Limitations
Changes in skin quality develop over weeks rather than immediately. Early puffiness or swelling is not the final result. Review should focus on the original concern, such as fine texture or pore appearance, after the skin has settled.
Published PN studies have used a course of three treatments, with intervals of two to four weeks. That is a research schedule, not a promise that everyone needs the same course. The doctor should agree your number of sessions, spacing and review point before treatment.
The effect is temporary and the amount of improvement varies. Some patients consider maintenance after six to twelve months, but that interval is not a guaranteed duration of benefit. Repeat treatment should depend on your response and whether further injections are worthwhile.
Small studies and different formulations make precise long-term predictions difficult. PN does not replace a scar-release procedure, a volumising filler, treatment for pigmentation or surgery for excess skin. Doing more sessions does not guarantee the result you want.
Side Effects and Warning Signs
PN injections can cause temporary local reactions and less common complications. Purification and numbing do not make an injectable risk-free. The doctor should explain the risks of the actual formulation and technique before you decide.
- Stinging, tenderness and small injection-point bumps.
- Redness, mild swelling and bruising.
- More noticeable swelling or bruising in delicate areas, including under the eyes.
Possible complications include infection, prolonged swelling, persistent lumps, hypersensitivity or allergic reactions, pigment changes and scarring. Injection-related damage to a blood vessel or its blood supply is also a concern that requires urgent assessment. Small studies cannot reliably measure every rare complication.
Products containing HA or local anaesthetic introduce additional ingredient considerations. Tell the doctor about previous reactions and allergies before treatment.
- Seek emergency care for breathing difficulty, throat or tongue swelling, collapse or sudden visual symptoms.
- Get urgent medical assessment for severe or increasing pain, or skin that turns unusually pale, grey, dusky or mottled after injection.
- Contact the clinic promptly for spreading redness, warmth, pus, fever or swelling that worsens rather than settles.
- Arrange review for persistent or enlarging lumps, or symptoms outside the recovery advice you were given.
Do not wait for a routine appointment or a WhatsApp reply if symptoms are severe.
Aftercare and Recovery Advice
Keep the injection sites clean, avoid rubbing them and follow the written instructions for your formulation and treatment area.
- Avoid rubbing, pressing or massaging the area unless the treating doctor specifically advises it.
- Allow the injection sites to close before applying makeup; follow the clinic’s timing advice.
- Avoid strenuous exercise, alcohol and significant heat exposure for the first 24 hours, unless your doctor gives a different plan.
- Use gentle skincare and sun protection. Pause irritating products for the period advised.
- Attend the agreed review and report worsening symptoms promptly.
PricingUnderstanding Your Treatment Quotation
No numerical treatment prices are listed here. Ask for a quotation that identifies the formulation, amount, area, proposed sessions and any separate consultation or follow-up charges.
Ask About an Assessment and QuotationUnderstanding the formulations
PN Healer, PN HB Plus, PN I or PN S?
PN Healer is used for overall skin-quality concerns. PN HB Plus contains added HA and lidocaine. PN I (Eye) and PN S (Scar) are used for different areas and concerns. The table explains the differences.
| Formulation | Ingredients | Common treatment focus | What to know |
|---|---|---|---|
| PN Healer | PN as the principal injectable ingredient. | Overall skin quality, fine lines and uneven texture. | Not a volumising treatment or a solution for every facial concern. |
| PN HB Plus | PN, hyaluronic acid and lidocaine. | Skin-quality concerns where this combination is appropriate. | Lidocaine may reduce discomfort. It does not make injections painless or automatically improve the result. |
| PN I (Eye) | PN with a thinner consistency. | Selected under-eye skin-quality concerns. | Thinner consistency does not necessarily mean less PN. It does not correct every cause of dark circles. |
| PN S (Scar) | PN in a more viscous formulation. | Selected depressed scars and uneven texture. | Does not remove every scar. Deep or tethered scars may need another procedure. |
Do not assume these options share the same concentration, dose or treatment plan. Ask which formulation is proposed and why. Product names and availability are confirmed during consultation.
Treatment selection
Match the Treatment to the Concern
Different treatment categories can overlap in some effects. They are not interchangeable.
PN, HA Skinboosters or Another Treatment?
If the main problem is hydration, volume loss, a tethered scar or movement lines, PN may not be the first option to discuss.
Selected skin-quality and fine-texture concerns
PN skinbooster
Hydration and selected skin-quality concerns
Structural hollowing or volume loss
Volumising filler assessment
Deep or tethered acne scars
Read more about treatment selection
For hydration-led concerns, discuss an HA skinbooster. For structural hollowing, the assessment is different from treating fine skin texture. Movement lines, pigmentation and excess skin also need their own diagnosis and treatment discussion.
PDLLA-based biostimulatory injectables and other PN systems have different ingredients, properties and treatment considerations. They should not be treated as equivalent doses of the same product, or chosen solely from a stronger-than comparison.
For acne scars, scar type and tethering guide the plan. For delicate periocular skin, an under-eye assessment helps separate texture from other causes of shadows. Choosing no treatment is also an option.
Assessment comes firstThe doctor looks at the concern, relevant anatomy and medical history before discussing a treatment plan.
WHY BIO AESTHETIC
How We Approach Treatment
We do not start with a treatment and work backwards. The consultation starts with the concern, what is causing it and whether treatment is likely to help. If another approach makes more sense, that should be part of the discussion too.
01
Assessment before treatment
Treatment planning starts with the concern, anatomy and relevant medical history — not with a fixed treatment menu.
02
We explain the limits too
A treatment should not be presented as the answer to every concern. We explain what it can reasonably change, and what it cannot.
03
Medical information is traceable
Our clinical pages identify the medical reviewer and the sources used for important medical claims.
Our principle: If a treatment is not a good fit for the concern, we would rather explain why than try to make the treatment fit.
Clinical perspective
Why the Cause Matters More Than the Product Name
A skin-quality injection should not be expected to correct pigmentation, volume loss and scarring in the same way. The assessment needs to identify which concern is actually present.
Read the full clinical perspective
Under-eye darkness may come from thin-looking skin, pigment, hollowing, visible vessels or swelling. A change in skin quality will not address each cause equally. The same distinction matters with acne scars: a surface-texture concern is different from a scar held down by deeper tissue.
Before proceeding, the consultation should explain why a formulation is being considered, what it is unlikely to change, how recovery will be managed and how the response will be reviewed. A different treatment, a staged plan or no treatment may be more appropriate.
Other doctors available for consultation
Before your appointment
Questions About Polynucleotide Skin Boosters
Direct answers about formulations, recovery and treatment choices.
What is a polynucleotide skin booster, and is it the same as PDRN?
A PN skinbooster is an injectable containing purified polynucleotide material. PN and PDRN are related terms, but the formulations and evidence should not be treated as interchangeable.
Ask for the actual formulation being proposed, rather than relying on the broad term “salmon DNA”. A topical product and an injectable also differ in how and where they are used. Read the PN and PDRN explanation.
How many PN treatment sessions will I need?
Published studies have used three sessions, spaced two to four weeks apart. Your own schedule depends on the formulation, area, response and treatment goal.
The doctor should explain the proposed course and review point before you begin. Three sessions is not a guarantee that you will achieve a particular result or that everyone needs the same number. Review the benefit before agreeing to more treatment.
How long do PN skinbooster results last?
The effect is temporary. Some patients consider maintenance after six to twelve months, but this is a review window rather than a guaranteed duration of improvement.
Formulations, treatment areas and individual responses differ. Long-term evidence is limited, and a maintenance schedule should depend on whether the original concern improved and whether further injections are worthwhile.
When will I see results?
Look for gradual change over the following weeks, after injection swelling has settled. The immediate plumped appearance is not a reliable measure of the final result.
Agree which concern you will assess, such as texture or fine surface lines. Clinical photographs taken in consistent conditions can help the doctor review change. A photograph showing a different light or angle is not a fair comparison.
Are PN injections painful?
They can sting, even with numbing cream. Discomfort varies with the area, formulation, injection method and your sensitivity.
Some combination formulations contain lidocaine. That can help with discomfort, but it does not make the procedure painless. Discuss the planned numbing and delivery method if pain is a major concern.
How is PN with HA and local anaesthetic different from PN alone?
It contains PN, hyaluronic acid and lidocaine, rather than PN alone. The added ingredients change the formulation; they do not make it automatically better for every concern.
HA contributes water-binding properties and lidocaine is a local anaesthetic. The choice should account for the treatment area, intended effect and ingredient sensitivities. There is no basis for assuming that a combination gives everyone a stronger or longer-lasting result.
More Questions About PN Treatment
How is an under-eye PN formulation different?
An under-eye formulation has a thinner consistency for selected delicate-area use. Thinner consistency does not automatically mean a lower PN concentration.
It may be considered for selected periocular skin-quality concerns after assessment. Dark circles can also come from pigmentation, hollowing or visible vessels, while eye bags may have a structural cause. Read about under-eye PN assessment.
How is scar-focused PN different, and can it remove acne scars?
Scar-focused PN has a more viscous consistency and may be used in selected scar-treatment plans. It does not remove every acne scar or release a tethered scar on its own.
Ice-pick, boxcar and rolling scars have different structures. Some need a procedure directed at scar depth or tethering rather than an injectable alone. See acne-scar assessment and scar-focused PN information.
How much downtime should I allow for bumps, swelling and bruising?
Bumps and redness often settle within 24–72 hours. Bruising can last about a week or longer, and swelling around the eyes may take longer to settle.
You may feel able to do routine activities before the injection marks have disappeared. Allow extra time before an important event. Contact the clinic if bumps become more painful, red or swollen, or persist beyond the recovery advice you were given.
What side effects should I watch for?
Temporary stinging, bumps, redness, swelling and bruising can occur. Infection, persistent lumps, prolonged swelling and allergic reactions are less common concerns.
Severe pain, unusual skin colour changes, sudden visual symptoms or breathing difficulty need urgent medical attention. Do not wait for a routine follow-up or a messaging reply if symptoms are severe.
Can I have PN treatment if I have fish allergy, sensitive skin or a medical condition?
Tell the doctor before booking. Fish-derived ingredients, local anaesthetic sensitivity, active skin disease, pregnancy, breastfeeding and some medical conditions can change whether treatment is appropriate.
Sensitive skin is not automatically an indication for injections. The doctor needs to understand the diagnosis, medicines, allergies and any earlier injectable reactions. Do not stop prescribed blood-thinning medication without advice from the clinician who manages it.
Is PN better than an HA skinbooster or a collagen biostimulator?
There is no single best injectable for every skin concern. PN, HA skinboosters and biostimulatory formulations differ in ingredients, purpose, technique and risk.
An HA skinbooster is often considered for hydration and skin quality. PDLLA-based treatments have a different composition and treatment rationale. Other PN products also differ, so equal syringe volumes do not establish equal treatment or results. Ask why the proposed option suits your concern.
Is needleless treatment the same as PN injections?
Not necessarily. “Needleless” can describe a surface infusion or a pressure-driven delivery device. These are different methods and should not be assumed to give the same result as manual injections.
Ask what material is used and how it reaches the skin. A topical cosmetic treatment is not interchangeable with an injectable PN preparation. Research on a particular jet device does not prove that every needleless facial delivers the same product, depth or effect.
Can PN injections be combined with lasers, fillers or other procedures?
Sometimes, but the combination and timing need an individual plan. More procedures at one visit do not automatically produce a better result.
Tell the doctor about earlier fillers and treatments, including their dates if you know them. Skin condition, the injection area, product instructions and the other procedure affect whether treatments should be combined or separated.
When can I exercise, use makeup or drink alcohol afterwards?
General advice is to avoid strenuous exercise, alcohol and significant heat for the first 24 hours. Wait until injection sites have closed before makeup, following the clinic’s written instructions.
Avoid rubbing or massaging the area unless specifically advised. A more cautious plan may be needed around the eyes or after combined procedures. Follow the instructions for your own treatment rather than a fixed social-media aftercare rule.
What affects the price of a PN treatment course?
The formulation, amount used, treatment area, number of sessions and inclusions affect the quotation. No numerical treatment prices are listed on this page.
Ask whether consultation, numbing, review appointments and any additional procedures are included or separate. A low per-visit quote is not a useful comparison if the amount, formulation or proposed course is different.
Orchard & Tampines
Visit Our Orchard or Tampines Clinic
Have a question before booking?
Not sure whether this treatment is right for your concern?
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Medical References and Product Information · 8 sources
- British Cosmetic Dermatology Group: polynucleotide injections
- ACE Group World: polynucleotide patient information
- Lee et al.: randomized comparison of PN and HA for periocular skin
- Chinpipat et al. (2026): PN injection approaches for enlarged pores
- Hong et al.: needle and jet delivery of PN
- PharmaResearch: PN, HA and lidocaine formulation ingredients
- PharmaResearch: delicate-area PN formulation information
- DermaRev: Singapore PN formulation information
