AestheFill Side Effects, Safety and Recovery: What Patients Should Know

If you’re considering AestheFill, you’ll want to understand its possible side effects and recovery as well as its benefits. AestheFill contains poly-D,L-lactic acid (PDLLA), and when you have this injectable treatment, you may experience temporary swelling, tenderness, redness or bruising.

In published AestheFill and broader PDLLA research, the most commonly reported treatment reactions have generally been mild and temporary, including bruising, tenderness and swelling. However, injectable facial treatments are not risk-free, and uncommon complications can be more serious.

What Is AestheFill and Why Can It Cause Side Effects?

AestheFill contains biodegradable poly-D,L-lactic acid (PDLLA) microspheres that are injected beneath your skin to stimulate collagen production. Although you don’t need surgery, your tissues can still react to the injections, causing temporary swelling, tenderness or bruising.

You may experience side effects from the injection itself or from how the PDLLA particles interact with your tissues. While bruising and mild swelling are common, a lump that develops later may need assessment, so you should contact your practitioner if you notice persistent or unexpected changes.

What Are the Most Common Side Effects?

After AestheFill, you may notice swelling, redness, tenderness or bruising around your injection sites. Your treated areas may also feel sensitive or slightly firmer than usual while your skin settles, although the severity and duration can vary.

Clinical research has reported mild reactions such as bleeding, bruising and nodules, with reported events resolving during follow-up. You should contact your practitioner if your symptoms worsen rather than gradually improve, as your recovery may need assessment.

Evidence Note

A 2024 randomised trial followed 129 patients treated with AestheFill PDLLA for moderate-to-severe nasolabial folds. If you’re considering treatment, it is reassuring that the reported reactions were mild, including bleeding, bruising and injection-site nodules, with no severe adverse events reported. All recorded treatment-area events resolved before the end of the 52-week follow-up without special treatment.

You should still interpret these findings in context. The study looked at nasolabial folds, all participants were Asian with Fitzpatrick skin types III–IV, and a trial of this size cannot rule out very rare complications.

How Much Swelling Is Normal After AestheFill?

After AestheFill, you may notice swelling around your cheeks, temples or other treated areas due to the injections and treatment solution. This can make your face look fuller at first, but some of that fullness should reduce as the swelling settles.

Your level of swelling depends on the area treated, the amount of product used and your individual response. If your swelling increases rapidly, becomes increasingly painful or comes with noticeable skin colour changes, seek prompt medical advice rather than assuming it is normal.

How Long Can Bruising and Tenderness Last?

After AestheFill, you may develop bruising as tiny blood vessels are disturbed during injection. You may also notice tenderness or sensitivity around the treated areas, particularly when you apply pressure, but these reactions should gradually improve.

Recovery varies, so allow extra time before an important event rather than expecting every bruise to disappear within 24 hours. If you develop extensive bruising, increasing pain or worsening swelling, contact your practitioner for advice.

What Should You Expect During the First 24 to 48 Hours?

During the first 24 to 48 hours after AestheFill, you may notice temporary changes around the injection sites. Your recovery can vary, so follow the aftercare advice given by your practitioner.

1. Swelling: Treated areas may temporarily look fuller.

2. Bruising: Small bruises can develop around injection sites.

3. Tenderness: Your skin may feel sensitive or slightly sore.

4. Injection marks: Small marks may remain visible for a short time.

You can often return to everyday activities fairly quickly, but follow your practitioner’s advice about exercise, skincare and make-up. Your early appearance does not represent your final result.

What Happens During the Rest of the First Week?

During the first week, swelling and tenderness may gradually become less noticeable, although the speed of recovery varies. Some bruising or firmness may persist as the area settles, but new or worsening asymmetry, pain, redness or swelling should be assessed rather than assumed to be part of normal recovery.

Follow your practitioner’s aftercare instructions, including any massage guidance. Do not repeatedly press or manipulate an area that is becoming increasingly painful, red, warm or swollen without first speaking to your practitioner.

Do You Need to Massage After AestheFill?

Your practitioner may recommend short-term massage after AestheFill. A 2024 PDLLA expert consensus recommends massage during the first three to five days while also stating that post-treatment massage is not essential.

Follow the technique and frequency advised for your own treatment rather than assuming that massage is necessary or that more vigorous massage will produce a better result.

What Are AestheFill Lumps and Nodules?

If you notice a persistent or delayed lump after AestheFill, have it assessed because PDLLA-associated nodules can have different causes. Some may relate to product accumulation or distribution, while others can be linked to infection, delayed inflammation or a granulomatous reaction.

Because these causes may need different treatment, do not squeeze, puncture or try to treat a persistent lump yourself.

PDLLA cannot simply be dissolved with hyaluronidase like hyaluronic acid filler. If a nodule persists, your practitioner may need to assess it more closely, and ultrasound can sometimes help identify the filler and distinguish between possible complications.

Normal Recovery Changes vs Symptoms That Need Assessment

Can AestheFill Cause Infection or Inflammation?

After AestheFill, some tissue response is expected because PDLLA works by stimulating collagen. What matters for you is whether your symptoms are gradually settling or becoming worse. Persistent or increasing redness, warmth, tenderness or swelling can indicate infection or another inflammatory reaction and should be assessed.

You can also develop a delayed lump months after treatment. This does not automatically mean you have a granuloma, so a persistent lump should be examined before its cause is assumed.

Research Insight

If you develop a persistent lump after AestheFill, its cause matters because not all nodules are the same. A 2025 PDLLA complication guideline explains that some non-inflammatory nodules may result from product accumulation or uneven distribution, while inflammatory lumps can be linked to infection, hypersensitivity or granulomatous reactions.

If the cause is unclear, your practitioner may use ultrasound to help identify the filler and assess the complication. This is important because different types of nodules may need different management, and PDLLA cannot simply be dissolved with hyaluronidase.

When you interpret these expert recommendations, it is worth knowing that several authors disclosed professional relationships with Dermadream Corporation, including medical-director and speaker roles. This does not invalidate the guidance, but it is relevant evidence context.

What Is a Vascular Complication?

Severe visual complications after facial filler injections are rare, but you should know about them because they can be extremely serious. Published case reports have described retinal artery blockage and severe visual loss after PDLLA injection, including sudden vision loss following AestheFill treatment in the glabellar area.

These reports cannot tell you how often this happens, but they show why you should choose a practitioner who understands facial vascular anatomy, uses careful injection techniques and has a clear emergency pathway.

Which Symptoms Need Immediate Medical Attention?

Call 999 or go to A&E immediately if you develop sudden loss or alteration of vision, double vision, severe eye pain, sudden weakness, facial drooping, difficulty speaking or another new neurological symptom after a facial filler injection. Do not wait for the clinic to reopen or wait to see whether these symptoms settle.

Severe or rapidly worsening pain accompanied by skin blanching, dusky or mottled discolouration also needs urgent assessment because it can indicate impaired blood flow.

Who May Not Be Suitable for AestheFill?

You may not be suitable for AestheFill if you have an active infection or inflammation at the treatment site, active collagen disease, permanent filler in the same location and tissue plane, active herpes near the treatment area, or if you are pregnant.

If you are breastfeeding, have an autoimmune condition, blood disorder or liver disease, take anticoagulants, immunosuppressive or anti-inflammatory medicines, or have recently had surgery in the treatment area, you may need additional assessment or to postpone treatment. Your practitioner should review your circumstances and the current product information before treatment.

Never stop prescribed medicines such as anticoagulants without advice from the clinician responsible for them.

Why Does the Experience of Your Injector Matter?

Your practitioner should understand facial vascular anatomy, appropriate AestheFill preparation and injection planes, and how to recognise both early vascular compromise and delayed complications such as nodules.

Before treatment, ask about their professional qualifications, AestheFill experience and what emergency pathway they would use if visual or neurological symptoms occurred. Current UK guidance specifically emphasises emergency preparedness for filler-induced visual loss.

UK Guidance Note

Current UK multidisciplinary guidance describes filler-induced visual loss as rare but potentially catastrophic. For you as a patient, this means the risks should be explained clearly before treatment and your practitioner should have a plan for immediate emergency action and specialist referral if a serious visual complication occurs.

Regulation of non-surgical cosmetic procedures in England continues to evolve. When you choose a clinic, check that your practitioner follows the professional and safety requirements that currently apply.

You should also feel confident that they can explain the risks, recognise vascular complications and provide a clear emergency pathway if a serious adverse event occurs.

What Should You Avoid During AestheFill Recovery?

Follow the written aftercare advice given for your treatment. Your practitioner may recommend temporarily modifying strenuous exercise, heat exposure, make-up, skincare products or pressure on the treated area while early swelling and tenderness settle.

There is not one evidence-based AestheFill recovery timetable that applies to every patient, so avoid applying aftercare instructions from another filler or clinic to your own treatment without checking first. Tell your practitioner about any planned procedures or injectable treatments so they can advise you on timing for your individual case.

Clinical Tip

Before leaving the clinic, make sure you have written aftercare instructions and know who to contact if a problem develops outside normal opening hours. Ask specifically whether you have been advised to massage the area and which activities, skincare products or other treatments you should temporarily modify.

Do not use increasing pain, redness or swelling as a reason to massage the area more vigorously. Worsening symptoms need assessment rather than additional manipulation.

How Soon Can You Return to Work and Normal Activities?

Many people feel able to return to routine daily activities relatively soon after treatment, but visible bruising, swelling, redness or injection marks can persist even when you otherwise feel well.

Recovery varies, so avoid assuming that you will be appearance-ready for work, photographs or an important event immediately after treatment.

How Safe Is AestheFill According to Current Evidence?

If you’re weighing up AestheFill, the current product-specific evidence is reassuring but still limited. In the 2024 trial discussed above, patients in the AestheFill group experienced only mild treatment-area adverse events, with no severe adverse events reported.

You should still keep the limitations in mind: the study examined one facial indication in a specific population and was not large enough to rule out very rare complications.

Myth vs Fact

Key Takeaways

1. Bruising, swelling and tenderness are among the more common early reactions reported after AestheFill.

2. The 2024 randomised AestheFill trial found no severe adverse events, but its size means very rare complications cannot be excluded.

3. Persistent lumps can have different causes and should not automatically be assumed to be granulomas.

4. AestheFill PDLLA cannot simply be dissolved with hyaluronidase.

5. Short-term massage may be recommended, but post-treatment massage is not considered essential in every case.

6. Sudden visual changes, severe eye symptoms, neurological symptoms or signs of impaired skin blood flow require urgent or emergency assessment.

7. Your medical history, medicines, existing fillers and current health should be reviewed before treatment.

Frequently Asked Questions

1. What are the common side effects of AestheFill?
You may experience temporary swelling, redness, bruising, tenderness or mild firmness around the injection sites. These reactions should gradually improve as your skin recovers.

2. How long do swelling and bruising last after AestheFill?
Swelling and bruising should gradually settle during recovery, although the duration varies between individuals. If your symptoms worsen, swelling increases rapidly or pain becomes severe, seek medical advice.

3. What should you expect during the first 48 hours after AestheFill?
You may notice swelling, bruising, small injection marks or tenderness, making your face appear fuller than expected. Follow your practitioner’s aftercare advice and remember that this initial appearance is not your final result.

4. Should you massage your face after AestheFill?
Your practitioner may recommend short-term massage after AestheFill. Expert PDLLA guidance recommends massage for several days but also states that post-treatment massage is not essential. Follow the instructions given for your own treatment.

5. Can AestheFill cause lumps or nodules?
You may notice some temporary firmness after treatment, but a persistent or delayed nodule should be assessed. If you develop a lump that becomes larger, painful or red, do not try to treat it yourself, as possible causes include product accumulation, inflammation, infection or a granulomatous reaction.

6. Can AestheFill cause an infection or inflammatory reaction?
Yes, infection or an abnormal inflammatory response can occasionally occur after treatment. Seek medical advice if you notice spreading redness, increasing warmth, worsening pain, discharge or unexpected changes in the treated area.

7. What are the warning signs of a serious AestheFill complication?
Sudden vision changes, severe eye pain, unusual skin paleness or mottled colouring may indicate a serious complication. Seek emergency medical care if you experience these symptoms, sudden weakness or difficulty speaking.

8. Who may not be suitable for AestheFill?
You may not be suitable for AestheFill if you are pregnant or have an active infection or inflammation at the treatment site, an active collagen disorder, active nearby herpes or permanent filler in the same location and plane. If you are breastfeeding, have an autoimmune condition, take anticoagulants or use immunosuppressive medicines, your practitioner should assess your circumstances individually before treatment.

9. How soon can you return to work and exercise after AestheFill?
You can usually return to everyday activities relatively quickly, although swelling, bruising or redness may remain visible. Follow your practitioner’s advice about strenuous exercise, heat and other activities during recovery.

10. How safe is AestheFill according to current evidence?
Research suggests AestheFill is generally well tolerated, but it is not completely risk-free. Rare serious complications have been reported, so choose a suitably trained practitioner and follow your personalised aftercare instructions.

Final Thoughts: AestheFill Side Effects, Safety and Recovery

AestheFill can help improve facial volume and support by stimulating collagen production, but you should understand its potential side effects before choosing treatment. Mild swelling, bruising and tenderness are common temporary reactions, while persistent lumps and rare serious complications may require medical attention. Following your practitioner’s aftercare advice and knowing which symptoms to report can help you manage your recovery safely.

If you’re considering AestheFill in London, you can contact us at the London Medical & Aesthetic Clinic.

References:

1. Ting, W. et al. (2024). ‘A Randomized, Evaluator-Blinded, Multicenter Study to Compare Injectable Poly-D,L-Lactic Acid vs Hyaluronic Acid for Nasolabial Fold Augmentation’. Aesthetic Surgery Journal, 44(12), pp. NP898–NP905. Available at: https://academic.oup.com/asj/article/44/12/NP898/7740019

2. Magacho-Vieira, F.N. et al. (2024). ‘Consensus Recommendations for the Reconstitution and Aesthetic Use of Poly-D,L-Lactic Acid Microspheres’. Clinical, Cosmetic and Investigational Dermatology, 17, pp. 2755–2765. Available at: https://pmc.ncbi.nlm.nih.gov/articles/PMC11626391/

3. Magacho-Vieira, F.N. and Ducati, E.P.J. (2025). ‘Clinical Management of Poly-D,L-Lactic Acid Nodules: A Guideline With Diagnostic and Treatment Flowchart’. Journal of Cosmetic Dermatology, 24(4), e70158. Available at: https://pmc.ncbi.nlm.nih.gov/articles/PMC11956123/

4. Wang, I. et al. (2023). ‘Multiple branch retinal artery occlusions following the new facial cosmetic filler (Poly-D, L-lactic Acid) injection a case report’. BMC Ophthalmology, 23(1), 86. Available at: https://pubmed.ncbi.nlm.nih.gov/36879205/

5. Sansome, S. et al. (2026). ‘Consensus Guidelines for the Management of Tissue Filler-Induced Vision Loss in the United Kingdom’. Aesthetic Surgery Journal, 46(5), pp. 563–568. Available at: https://academic.oup.com/asj/article/46/5/563/8414170