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Laser and body · what to choose

Dye-VL, IPL or Nd:YAG — which technology actually works for what

Dye-VL, IPL and Nd:YAG sound similar — but they work on different layers of the skin and target completely different concerns. Here's the simplest map, before you go for a consultation.

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You search "laser hair removal" or "laser pigmentation removal" and three abbreviations pop up: IPL, Dye-VL, Nd:YAG. They sound technical and look similar — but each of these technologies does something different and targets a different structure in the skin. Confusing them leads to disappointing results: someone with broken capillaries ends up on IPL, which isn't the best match, or someone with dark skin ends up on a device that isn't safe for their tone. This article won't replace a consultation, but it will help you walk in informed — which makes it easier for your specialist to choose the right tool.

Three technologies, three goals

Before we go into detail, it helps to understand one rule: each of these technologies "sees" a different target. Light or laser energy is absorbed by a specific chromophore — melanin (pigment), oxyhaemoglobin (blood in vessels) or water in the tissue. Matching the technology to the concern comes down to one question: what do we want to destroy or stimulate?

IPL

broad spectrum — multiple targets at once

  • sun-induced and hormonal pigmentation
  • shallow vessels and diffuse redness
  • hair removal on light skin with dark hair
  • general skin tone evening ("photo-rejuvenation")

Dye-VL

precision for vessels and redness

  • telangiectasia (spider veins)
  • diffuse redness and rosacea
  • shallow vessels on the face and décolletage
  • vascular post-acne marks (red marks)

Nd:YAG

depth and safety for every skin tone

  • deep vessels and varicose veins on the limbs
  • hair removal for every skin tone, including dark and tanned skin
  • deeper-seated pigmentation
  • acne treatment and easing of acne scars

How to work out which technology suits you

Before your consultation, ask yourself a few simple questions. The answers won't give you certainty — that's your specialist's role — but they'll steer the conversation:

  • Want to remove hair? Light skin, dark hair → IPL. Darker, tanning-prone or olive skin → Nd:YAG.
  • Do you have spider veins or visible vessels on your face? Shallow, fine, red → Dye-VL. Thicker, bluish, on the legs → Nd:YAG.
  • Do you have sun spots or patchy pigmentation? Shallow, light skin → IPL works well. Deeper or darker skin → Nd:YAG, under specialist supervision.
  • Want to even out facial tone, reduce redness, stimulate skin renewal? → IPL (photo-rejuvenation) or Dye-VL where there's a vascular component.
  • Do you have rosacea or diffuse redness? → Dye-VL as first choice; Nd:YAG for accompanying thicker vessels.

It's also worth remembering that the same concern can sit at different depths. Facial vessels can be very fine and shallow (Dye-VL is enough here) or thicker and deeper-seated (this needs Nd:YAG). Your specialist assesses this during the consultation, often using a dermatoscope or Wood's lamp.

A series, not a one-off session

One common misunderstanding is expecting a single laser session to solve the problem completely. In reality — regardless of the technology — results build up over a series of sessions, and the number needed depends on the concern, its depth and your skin's individual response.

  1. 01

    Consultation and phototype assessment

    Your specialist identifies the concern, its depth and your skin phototype, and selects the technology. She may carry out a test on a small patch of skin.

  2. 02

    First session — testing your skin's response

    Settings are kept conservative while we observe how your skin responds to the technology. Full assessment of the result takes place after 2–4 weeks.

  3. 03

    Series of treatments

    For hair removal, this typically means several to a dozen or so sessions at regular intervals, set by the hair growth cycle. For vessels and pigmentation, fewer sessions are needed, but the skin needs time to recover between them.

  4. 04

    Maintaining the result

    Pigmentation can return with unprotected sun exposure. Vessels can reappear. A single maintenance session once a year is often enough to keep the result.

When it's worth combining technologies

It's rare for one technology to cover the whole concern on its own — especially with facial tone evening, where redness, pigmentation and fine vessels can all be present together. In such cases, a salon may suggest a sequence of different technologies, or a combination:

IPL + Dye-VL

IPL works on pigmentation and general tone evening, while Dye-VL refines vascular redness. Often used together for facial photo-rejuvenation with a vascular component.

Dye-VL + Nd:YAG

Dye-VL for shallow facial vessels, Nd:YAG for deeper or thicker ones. Typical for rosacea with a pronounced vascular component.

Nd:YAG hair removal + care between sessions

The laser removes hair, but skin after hair removal often needs hydration and soothing. Regenerating treatments between sessions shorten the skin's recovery time and improve comfort throughout the series.

IPL + acid-based tone evening

Acid-based treatments (chemical peels, acids in your home care) prepare the skin for IPL — dead epidermis is removed, and the technology reaches deeper and more precisely.

The sequence and intervals between treatments are decisions for your specialist — treatments shouldn't be combined without a consultation, since some combinations require a recovery period between them. One key rule: every technology needs healthy, uninflamed skin — if your skin is still reacting to the previous treatment, it's not time for the next one.

Frequently asked questions before your first visit

  • Does it hurt? Sensation varies — from warmth and mild tingling (IPL, Dye-VL) to a sharper pinch (Nd:YAG on deeper structures). Modern handpieces include cooling, which significantly improves comfort.
  • When will I see results? With hair removal, the full result becomes visible after the whole series. With pigmentation, initial changes (darkening, flaking) can appear after the first session, with the final result visible after a few weeks.
  • Can I go back to work after the treatment? Usually yes — redness lasts from a few hours to a day. With more intensive vascular treatments (Nd:YAG on the leg), it may last longer.
  • Is there a season for laser treatments? Autumn and winter are more convenient — less sun, easier photoprotection. Summer sessions are possible with strict protection and no sun tanning.