How to Get Rid of Stretch Marks with Light Therapy and ErYAG Laser
- Dr. Lindsay

- Apr 1
- 3 min read
Stretch marks affect millions of people worldwide, often causing frustration and self-consciousness. These lines appear when the skin stretches rapidly due to growth, pregnancy, weight changes, or muscle gain. While they are harmless, many seek effective ways to reduce their appearance. Two promising treatments gaining attention are light therapy and the ErYAG laser. This post explores how these methods work, their benefits, and showcases before and after photos to help you understand their impact.

What Causes Stretch Marks and Why They Are Hard to Remove
Stretch marks form when the skin’s middle layer, the dermis, tears due to rapid stretching. This damage disrupts collagen and elastin fibers, which keep skin firm and elastic. Initially, stretch marks appear red or purple, then fade to white or silver over time. Because the skin structure is altered, simple creams or oils often fail to fully erase them.
Traditional treatments like topical retinoids or microdermabrasion offer limited results. This has led to the rise of advanced therapies such as light therapy and ErYAG laser, which target the skin’s deeper layers to stimulate repair.
How Light Therapy Helps Reduce Stretch Marks
Light therapy uses specific wavelengths of light to penetrate the skin and promote healing. The most common types include red light and infrared light therapy. These lights stimulate collagen production and improve blood flow, which helps rebuild damaged skin.
Benefits of Light Therapy for Stretch Marks
Non-invasive and painless
Stimulates natural skin repair
Improves skin texture and tone
Can be combined with other treatments
Minimal downtime
Light therapy sessions typically last 20 to 30 minutes and require multiple visits for best results. Over time, patients notice stretch marks becoming less visible and skin appearing smoother.
ErYAG Laser Treatment Explained
The Erbium Yttrium-Aluminum-Garnet (ErYAG) laser is a precise skin resurfacing tool. It works by removing thin layers of damaged skin and triggering the body’s healing response. This process encourages new collagen and elastin fibers to form, which helps restore skin elasticity and reduce stretch marks.
Advantages of ErYAG Laser
Targets deeper skin layers without excessive damage
Faster healing compared to other laser types
Effective for both new and older stretch marks
Improves skin firmness and appearance
Customizable treatment intensity
Patients usually experience mild redness and swelling after treatment, which fades within a few days. Multiple sessions spaced weeks apart provide the best improvement.
Combining Light Therapy and ErYAG Laser for Optimal Results
Using light therapy alongside ErYAG laser can enhance overall outcomes. The laser jumpstarts collagen production by resurfacing the skin, while light therapy supports ongoing healing and skin regeneration. This combination can lead to smoother, more even skin with fewer visible stretch marks.
What to Expect During Treatment
Initial consultation to assess skin and stretch marks
Customized treatment plan based on severity and skin type
Series of ErYAG laser sessions spaced 4 to 6 weeks apart
Light therapy sessions between laser treatments to boost recovery
Follow-up care with moisturizing and sun protection
Real Results: Before and After Photos
The transformation from these treatments is often striking. Patients report increased confidence as their stretch marks fade and skin texture improves. The photo above illustrates typical results: noticeable reduction in stretch mark visibility and smoother skin surface.
Reference:
Wang Y, Song Y. Efficacy of Combined Treatment with Intense Pulsed Light and Erbium Fractional Laser in Striae Gravidarum. Clin Cosmet Investig Dermatol. 2022;15:2817-2824
Tips for Maintaining Results and Healthy Skin
Keep skin hydrated with quality moisturizers
Protect treated areas from sun exposure
Maintain a balanced diet rich in vitamins C and E
Avoid rapid weight fluctuations
Follow your provider’s aftercare instructions carefully
Important Considerations
Studies used a total of 3 session for maximum result. While light therapy and ErYAG laser show promising results, individual outcomes vary. These treatments are generally safe but should be performed by a physician experienced in aesthetics. Discuss any skin conditions or medications with your provider before starting therapy.




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