Is Microneedling For Acne Scars Worth and How Does It Work?

Microneedling For Acne Scars
Ms. Rima Jenhani

Ms. Rima Jenhani

Beauty Therapist/ Aesthetician

May 23, 2025

Pimples leave behind a scar called an acne scar, and it can be frustrating for you. So you might have tried over-the-counter cosmetic products, but you can try microneedling to get rid of your acne scars. 

Microneedling is not only used for acne scar treatment, it is a method used all over the body to treat any wrinkles or aging skin. Microneedling has also shown positive results and that is also proven by studies. If you are looking to get rid of your acne scars with a minimally invasive treatment called microneedling then read more to know about microneedling, how it works in destroying the scars and more.

What Is Microneedling and Does It Work for Acne Scars?

Microneedling is a cosmetic procedure that uses a device with fine needles to create thousands of tiny punctures on the skin’s surface. These micro-injuries stimulate the body’s natural wound-healing process and increase the production of collagen and elastin. These two are essential proteins for healthy and youth looking skin. So skin care specialists call this collagen induction therapy.

How Microneedling Helps Acne Scars:

  • Boosts collagen production to fill in indented or atrophic scars.
  • It improves skin texture by promoting new skin cell turnover.
  • Reduces hyperpigmentation left behind by inflamed acne.

Clinical studies support the effectiveness of microneedling in treating acne scars. An abstract by the National Library of Medicine concludes that microneedling has emerged as the most effective and versatile way of treating wrinkles and acne scars.

How Many Microneedling Sessions for Acne Scars?

This is one of the most common questions asked by skin care professionals, and the answer for this depends on the severity of your acne scars, your skin type, and your body’s natural healing ability. 

  • Mild acne scars: 3 to 4 sessions, spaced about 4 to 6 weeks apart.
  • Moderate to deep scars: 6 to 8 sessions or more may be needed for visible improvement.
  • Maintenance: Some individuals opt for periodic touch-up sessions every 6–12 months.

Results are usually gradual, with visible improvements becoming more apparent after the third or fourth session as collagen remodeling takes place.

What is the needle length for microneedling for deep acne scars?

The effectiveness of microneedling also depends on the needle length used during the procedure. For deep acne scars, professionals typically use longer needles that penetrate further into the skin to stimulate a more robust healing response.

Here’s a quick breakdown of micro-needling needle lengths and their uses:

  • 0.25 mm – 0.5 mm: Suitable for superficial treatments like improving skin texture and fine lines.
  • 1.0 mm – 1.5 mm: Effective for treating moderate acne scars and promoting collagen production.
  • 2.0 mm and above: Used for deep acne scars, including icepick or boxcar scars. These treatments should only be done by trained professionals in a clinical setting.

It’s important to note that deeper microneedling treatments may require numbing cream and can involve more downtime, but they offer better results for severe scarring.

Are Microneedling Results Permanent for Acne Scars?

Microneedling results can be long-lasting for acne scars, but they may not be entirely permanent without maintenance. Here’s why:

  • Once collagen is produced and the skin is remodeled, the improved texture can last for years.
  • However, factors like aging, sun exposure, lifestyle choices, and new acne breakouts can affect the longevity of the results.

To maintain your results, you can follow the below steps,

  • Follow a good skincare routine, including sunscreen.
  • Consider occasional maintenance treatments every 6 to 12 months.
  • Avoid picking at new acne to prevent future scarring.

With proper care, microneedling can offer transformative, near-permanent improvements in your skin’s appearance.

Is Microneedling Safe?

Yes, microneedling is generally considered safe for most skin types, including darker tones that may be more prone to pigmentation issues with other treatments like lasers. However, it’s essential to:

  • Choose a licensed dermatologist or certified aesthetician.
  • Avoid microneedling if you have active acne, eczema, or open wounds.
  • Follow pre- and post-treatment care instructions to minimize side effects.

Side effects are usually mild and include redness, slight swelling, and a sunburn-like sensation for a day or two after treatment.

Takeaway

If you’re tired of covering up acne scars and want a solution that stimulates your skin’s natural healing process, then microneedling may be the treatment you’ve been looking for. It’s minimally invasive, clinically backed, and customizable based on the depth and type of your scars.

Oris Dental Center in Dubai has experienced skin specialists who treat acne scars. So you can follow a consistent treatment plan to say goodbye to the stubborn acne scars.

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