What Is Erbium YAG Laser Used For?

Er:YAG laser energy is absorbed strongly by water in the skin. That allows a clinician to remove very thin surface layers or heat a planned depth with close control. In dermatology and aesthetics, it may be chosen when the goal involves skin texture, fine lines, uneven surface tone, or selected scars. The exact use depends on the device settings, treatment area, skin type, and the clinician’s assessment.

The laser may be used in a resurfacing procedure or as part of a broader treatment plan. It is not automatically suitable for every mark or skin condition. Read about the [Erbium YAG Laser](/technology/erbium-yag-laser/) and [Erbium Laser Resurfacing](/treatments/laser-and-energy/erbium-laser-resurfacing/).

Tell the clinician about active acne, eczema, cold sores, recent tanning, scarring history, medicines, and products that can irritate the skin. Preparation may include simplifying your routine and planning careful sun avoidance. Following treatment, use the recommended cleanser and moisturiser, avoid rubbing or picking, and keep healing skin protected from sunlight. Temporary redness, swelling, sensitivity, peeling, or crusting can occur, especially when more surface tissue is treated.

Seek advice from the treating clinic if discomfort, swelling, or redness is increasing, or if you notice pus-like drainage, spreading blisters, fever, or an expanding rash. Urgent review is appropriate for severe eye-area symptoms or any change in vision after treatment near the eyes. Use only the aftercare products your clinician has approved.

Ask what the laser is intended to improve, whether the treatment is ablative or a lighter resurfacing approach, what recovery signs are expected, and how your skin tone and medical history affect the settings. Clarify sun protection and the point at which a symptom needs review.