Medical Director explains
Sculptra: How Collagen Stimulation Works
Dr Julia Krasnaya, Medical Director at Evolution Aesthetics Clinic, explains how Sculptra stimulates collagen and why changes develop gradually.
Evolution Aesthetics Clinic

Medical Director explains
Dr Julia Krasnaya, Medical Director at Evolution Aesthetics Clinic, explains how Sculptra stimulates collagen and why changes develop gradually.
Poly-L-lactic acid collagen stimulator
Sculptra is a suspension of poly-L-lactic acid (PLLA-SCA) microparticles, the same material used in dissolvable stitches. Your doctor places it in the deep layer of the skin with a cannula or fine needle.
The water you see on the day is absorbed within 1 to 3 days. The particles stay and trigger fibroblasts to build new type I collagen around them over the following weeks.
Change is visible from about 1 month, builds for 3 to 6 months, and lasts up to 2 years. The particles themselves break down into carbon dioxide and water.
key facts
Sculptra suits sagging and thinning skin that needs structure rather than a single deep line that needs filling.

Your appointment
Your doctor photographs your face, marks the areas and applies numbing cream for 20 minutes. The vial is prepared as a 10 ml suspension with lidocaine, which is why the service is booked as Sculptra 10 ml.
Injections take 15 to 20 minutes through 2 to 4 entry points per side, mostly with a blunt cannula. You feel pressure and a mild sting; the whole visit is about 45 minutes.
The face looks fuller and slightly swollen for 1 to 3 days. Bruises, if any, fade in 7 to 14 days. You can drive home and work the same day.
Real results
These patients were photographed one year after 4 and 5 vials. Collagen response differs between people, so the same number of vials can give a smaller or larger change.
Individual results may vary.


Fuller-looking facial contours and softer visible folds.


Smoother-looking lower face with fuller contours one year later.
Questions
The manufacturer's schedule is 2 to 3 sessions at least 3 to 4 weeks apart, one vial each. A patient in their late 30s with early cheek flattening usually needs 2 vials; a thinner face over 45 with temple hollowing and jawline loss usually needs 3 to 5. We decide the number at the consultation and again at each review, not in advance for everyone.
The swelling on the day settles within 1 to 3 days and the face returns to how it was. New collagen shows from about 1 month, and the full result appears at 3 to 6 months after the last session. The manufacturer reports results lasting up to 2 years. In the randomised cheek-wrinkle trial, 71.6% of treated patients still had at least a one-grade improvement at 12 months, against 26.1% of untreated controls.
Less than most patients expect. We use numbing cream for 20 minutes and the suspension contains lidocaine, so the injections feel like pressure and a brief sting. A cannula means 2 to 4 entry points per side instead of dozens of needle punctures. Tenderness when you press the area lasts 2 to 3 days.
No. A skin booster such as Restylane Skinboosters is hyaluronic acid injected superficially to hydrate the skin for up to about 9 months. Sculptra is poly-L-lactic acid placed deeper to make your skin build its own collagen, giving structure and firmness that lasts up to 2 years. They treat different problems and can be combined 4 weeks apart.
Yes, small bumps under the skin are a listed side effect, and larger lumps are possible. A 2008 review traced most of them to incorrect reconstitution, uneven mixing and superficial placement. We prepare the vial in advance, place the product deep with a cannula, and you massage for 5 minutes, 5 times a day, for 5 days. A lump that appears weeks later or grows needs a review with us, not self-treatment.
Both stimulate collagen. Radiesse is calcium hydroxylapatite in a gel: it gives an immediate lift on the day and collagen over 3 months, and suits the jawline, chin and hands. Sculptra shows nothing on the day, builds over 3 to 6 months and covers larger areas such as full cheeks and temples with one vial. We choose by area, timing and how much immediate change you want.
Dr Yulia Krasnaya and Dr Vera Nikulina are DHA-licensed doctors who inject Sculptra within their approved scope. Together they delivered more than 90 Sculptra face sessions in the last 12 months.

Specialist Dermatologist
Medical Director of Evolution Clinic, Specialist Dermatologist from Russia, M.D., Official Trainer for Laser Technologies. DHA License 03624607-001
Meet Yulia
General Practitioner
General Practitioner at Evolution Aesthetics Clinic in Dubai. DHA License 39929792-001.
Meet VeraThe cheeks are where Sculptra was first approved and where the evidence is strongest. From the mid-30s the fat pads over the cheekbone shrink and slide down, the skin above them thins, and the face reads as tired even when you are not. One vial spread across both cheeks in a fan pattern restores the support the skin has lost. In the randomised cheek-wrinkle trial, patients had up to 4 monthly treatments and 71.6% still showed at least a one-grade improvement at 12 months, against 26.1% of untreated controls. The result is firmer, thicker skin over the cheekbone, not a bulge.
Hollow temples make the eyebrows look heavier and the cheekbones sharper in the wrong way. The temple is a thin area over muscle and vessels, so we inject deep on the bone with a cannula and a small volume per side. A Brazilian consensus on temple treatment found that PLLA was the preferred product for lifting in 45.5% of the specialists surveyed. Temples usually share a vial with the cheeks.
Sculptra does not lift a jowl on the day. Over 3 to 6 months it thickens the skin along the jawline and in front of the ears, so the lower face looks tighter and the jowl less defined. It also softens crepey skin on the cheeks and lower face that filler cannot treat. Marionette lines and chin wrinkles are approved indications; we treat them by supporting the tissue beside the line, not by filling the line itself. A deep nasolabial fold that needs an immediate result is better served by hyaluronic acid filler.
The manufacturer's labelling excludes the lips and the eye area, including tear troughs, because the tissue is thin and mobile and nodules would be visible. For these areas we use hyaluronic acid, which can be dissolved. The forehead is not treated with Sculptra either. Sculptra for the buttocks, thighs, knees, arms and decolletage is a separate service with its own vial packs and assessment; read the Sculptra body page.
Our guide on Sculptra results and how long they last walks through the timeline with more detail.
Hyaluronic acid filler is a gel that takes up space: what you see on the day is the result, and it lasts 6 to 18 months depending on the product and the area. It can be dissolved with hyaluronidase within hours if needed. Sculptra adds no volume of its own; it makes your own tissue thicker over months, and the result cannot be reversed. Filler is the right tool for a specific line, lips, tear troughs or a chin that needs projection. Sculptra is the right tool for a whole face that has lost firmness. Many of our patients have both: Sculptra for the cheeks and temples, then a small amount of hyaluronic acid filler 3 months later for lips or a single fold.
Radiesse is calcium hydroxylapatite microspheres in a carboxymethylcellulose gel. The gel gives an immediate lift, the microspheres stimulate collagen over about 3 months, and the result lasts 12 to 18 months. It is precise and firm, which suits the jawline, chin and the back of the hands. Sculptra is more dilute, spreads through a larger area per vial, gives no result on the day and lasts up to 2 years. In our clinic Radiesse and Sculptra were delivered in similar numbers over the last year. The full comparison is in Sculptra or Radiesse.
Restylane Skinboosters are soft hyaluronic acid placed just under the surface to hydrate the skin and improve texture for up to about 9 months. They do not lift or thicken. A patient with dry, dull skin and no sagging needs a skin booster; a patient with sagging needs Sculptra. The two can be combined, at least 4 weeks apart, because they are placed at different depths.
Morpheus8 delivers radiofrequency through needles to contract and remodel the skin; Forma heats the skin without needles; PRP uses your own platelets. These improve skin quality and mild laxity. Sculptra rebuilds volume that has been lost. For skin that is both loose and deflated we place Sculptra first and start Morpheus8 4 weeks later, so the heat is not applied to a freshly injected area.
Tell us about every medicine and supplement, including aspirin, ibuprofen, warfarin, vitamin E, fish oil, garlic, ginger and St John's wort, because they raise bruising; do not stop a prescribed medicine on your own. Tell us about previous fillers or collagen stimulators, even if you do not know the product name, and bring records if you have them. Tell us about keloid or thick scars, cold sores, allergies, autoimmune conditions and any dental work planned in the next 2 weeks. Avoid alcohol for 24 hours before. Come without makeup; we photograph your face before treatment.
Massage the treated areas for 5 minutes, 5 times a day, for 5 days. This spreads the particles evenly and is the single most important thing you do to prevent lumps. We show you the technique before you leave and give it in writing.
For 24 hours avoid alcohol, hard exercise, saunas and hot yoga. Sleep on your back the first night. No facials, massage other than the 5-5-5 routine, or dental treatment for 2 weeks. Makeup can go on after 24 hours. Sun exposure does not affect the product, but use SPF 30 or higher on bruised skin so it does not darken.
Expected: swelling for 1 to 3 days, tenderness for 2 to 3 days, bruising that clears in 7 to 14 days, and itching or redness at the entry points. Listed by the manufacturer and the FDA: small bumps under the skin that you feel but do not see, larger lumps with or without inflammation, and infection. Rare and serious for any injectable: injection into a blood vessel causing skin necrosis, visual loss or stroke, and severe allergic reaction.
Contact us the same day if you have pain that gets worse instead of better, skin that turns white, grey, blue or blotchy, any change in vision, or fever. Go to an emergency department for a vision change or stroke-like symptoms and call us on the way. A lump that appears weeks or months later and does not shrink with massage needs a review; treatment options include further massage, a steroid injection or, rarely, removal. Our side effects and lumps guide covers each of these in detail.
Evolution Aesthetics Clinic holds DHA Polyclinic License 6000514. Dr Yulia Krasnaya and Dr Vera Nikulina are DHA-licensed doctors who inject Sculptra within their approved scope; their individual licence numbers are on their profiles. You see the doctor face to face before any injection.
Questions
Five minutes, five times a day, for five days: the manufacturer's 5-5-5 rule. Use clean hands and a light moisturiser, firm circular strokes over every treated area, including the temples. The massage spreads the particles evenly while they are still mobile; after day 5 they are fixed in the tissue and massage no longer changes the result.
Allow 3 days for swelling and up to 14 days for a bruise to clear before an event where you will be photographed. For the result itself, count backwards: full collagen response takes 3 to 6 months after the last vial, and sessions are at least 4 weeks apart. For a wedding in June, the first vial should be placed by January.
Walking and desk work are fine the same day. Wait 24 hours for the gym, running, saunas and hot yoga; heat and raised blood pressure increase swelling and bruising. Flying is fine from the next day. Facials, face massage other than the 5-5-5 routine, laser, radiofrequency and dental treatment wait 2 weeks so nothing presses, heats or introduces bacteria into the treated tissue.
A small firm area you can feel but not see in the first 4 to 6 weeks is usually a cluster of particles and often settles with massage. Send us a photo and come in for a review; do not press hard on it or have it injected elsewhere. A lump that is red, painful, growing or appeared months later is assessed by the doctor, who may use a steroid injection. Sculptra cannot be dissolved, which is why placement and massage are done carefully.
Related reading
Related treatments we offer and the manufacturer, FDA, dermatology and research sources behind the facts on this page.
Personalised consultation
A licensed clinician will review your goals, medical history, treatment options, expected results, and individual risks before you decide.
Umm Al Sheif Road 49, Dubai
Open every day · 9:00 to 21:00