Xanthelasma removal: CO2 laser vs TCA vs excision
What studies show for the main ways of clearing xanthelasma plaques, and why recurrence is planned for whichever method is used.
WhatsApp to Enquire →Xanthelasma plaques can be removed by CO2 laser, trichloroacetic acid (TCA) or surgical excision. CO2 laser clears most plaques in one or a few sessions with depth control on the thin eyelid skin; TCA suits small flat plaques but may need repeating; excision suits large plaques and is done by an eyelid surgeon. Recurrence happens with every method, and a cholesterol check comes first. IN Eternity Clinic uses CO2 laser; see xanthelasma removal in Singapore.
Three methods side by side
| Method | Suits | How it works | Healing | Watch for |
|---|---|---|---|---|
| CO2 laser | Most plaques, in stages if large | Vaporises the plaque in thin layers | Crusts 5–7 days | Recurrence about 7–13% in studies |
| TCA acid | Small, flat plaques | Chemical peel destroys the plaque | Peeling about a week | About 1 in 4 reported recurrence |
| Surgical excision | Large or thick plaques | Cut out and stitched by an eyelid surgeon | Stitches about a week | Lid tightness if a lot of skin is removed |
What the studies show
- With an ultrapulsed CO2 laser, all plaques were removed in a single treatment; 13% of patients had a recurrence, and pigment change was temporary (13% lighter, 4% darker) with no visible scarring (Lasers Surg Med 1999).
- In 295 patients treated with CO2 laser excision for larger plaques, clearance was over 99% for grades I–III and about 95% for grade IV; recurrence was 6.8%, higher for plaques over 2 mm thick (Br J Ophthalmol 2025).
- In 77 patients treated with 80% TCA, 97.2% improved, but 24.7% reported the plaques returning (J Clin Aesthet Dermatol 2024).
- People with xanthelasma had a higher risk of heart attack (hazard ratio 1.48) independent of cholesterol in a large Copenhagen cohort (BMJ 2011), which is why a lipid check comes first.
Which method suits which plaque?
- Small flat plaques: CO2 laser in one session, or TCA.
- Larger or thicker plaques: CO2 laser in stages, or excision by an eyelid surgeon.
- Plaques near the lash line: laser in stages with careful depth control.
- All plaques: a cholesterol and cardiovascular check first; treating raised lipids may lower the chance of return.
Read more about xanthelasma and cholesterol.
Xanthelasma removal methods: questions
Is laser or surgery better for xanthelasma?
Laser suits most plaques and avoids stitches; surgery suits large, thick plaques. In studies, CO2 laser cleared over 95% of plaques with recurrence of about 7–13%.
Does xanthelasma come back after removal?
It can with any method. Recurrence was 6.8% to 13% after CO2 laser and about one in four after TCA in published studies. Thicker plaques and raised lipids increase the chance.
Is TCA safe for xanthelasma?
TCA is used for small flat plaques, but on thin eyelid skin it must be applied very carefully. It often needs repeating.
Do I need a blood test before xanthelasma removal?
Yes. About half of people with xanthelasma have raised lipids, and xanthelasma is linked with heart disease risk, so a cholesterol check with your GP comes first.
Will laser leave a mark on my eyelid?
A pink mark is normal for some weeks. Temporary lighter or darker patches can occur, especially in Asian skin; visible scarring is uncommon when depth is controlled.
References
- Raulin C, Schoenermark MP, Werner S, et al. Xanthelasma palpebrarum: treatment with the ultrapulsed CO2 laser. Lasers Surg Med 1999;24(2):122-7. doi:10.1002/(sici)1096-9101(1999)24:2<122::aid-lsm7>3.0.co;2-6
- Wang D, Mao Z, Li Z, et al. Carbon dioxide laser excision as a novel treatment for large xanthelasma palpebrarum: long-term efficacy and safety. Br J Ophthalmol 2025;109(3):427-432. doi:10.1136/bjo-2024-325581
- Sapra S, Tran JV, Gurm H, et al. Treatment of Xanthelasma Palpebrarum Using Trichloroacetic Acid 80. J Clin Aesthet Dermatol 2024;17(11):17-22. PMID 39758222
- Christoffersen M, Frikke-Schmidt R, Schnohr P, et al. Xanthelasmata, arcus corneae, and ischaemic vascular disease and death in general population: prospective cohort study. BMJ 2011;343:d5497. doi:10.1136/bmj.d5497
Book an assessment
IN Eternity Clinic, 9 Scotts Road, #12-01 Pacific Plaza, Singapore 228210. By appointment with Medical Director Dr Sin Yong. Monday to Saturday, 11am to 8pm. WhatsApp or call +65 8815 3008. The consultation fee is waived with any medical treatment.