Does Laser Hair Removal Work for PCOS Hair Growth? What Women Should Know

Many women with Polycystic Ovary Syndrome (PCOS) struggle with unwanted facial and body hair. It commonly appears on the chin, upper lip, neck, sideburns, abdomen, chest, and bikini area.

One of the most frequent questions we hear at Beam Laser Spa in NYC is whether laser hair removal actually works if you have PCOS.

The short answer is yes, it absolutely does.

However, understanding exactly how PCOS impacts your hair growth cycle will help you set realistic expectations and ensure the best possible long-term results from your treatments.

What Is PCOS?

PCOS is a widespread hormonal condition affecting women of reproductive age.

According to data from the World Health Organization, it impacts roughly 8% to 13% of women worldwide.

One of the most distressing symptoms of this condition is hirsutism.

This is the scientific term for excess coarse, dark hair growth in areas where women typically do not grow thick hair. Research shows that approximately 70% to 75% of women with PCOS experience some degree of hirsutism.

While dealing with unwanted hair can be incredibly frustrating, physical removal methods provide an effective way to manage and reduce it.

Why PCOS Causes Excess Hair Growth

The underlying cause of this hair growth is an increase in androgen activity.

Androgens are often referred to as male hormones, though women naturally produce them in small, essential amounts within the ovaries and adrenal glands.

In women with PCOS, these androgen levels become elevated. This hormonal surplus can trigger several symptoms, including cystic acne, scalp hair thinning, and unwanted facial or body hair.

When your hair follicles are consistently exposed to higher levels of circulating androgens, a biological transformation occurs.

Fine, soft hairs (called vellus hair) gradually turn into thick, dark, and deeply rooted hairs (called terminal hair).

Because every person has a unique genetic makeup, the pattern of this growth varies. However, it most commonly shows up in specific areas:

• Upper lip and chin
• Jawline and sideburns
• Neck and throat
• Chest and around the nipples
• Upper or lower abdomen
• Inner thighs and bikini area

Can Laser Hair Removal Still Help?

Yes, it is highly effective. Clinical research consistently shows that light-based hair reduction is one of the best tools available for managing hirsutism caused by PCOS.

A 2024 systematic review published in JAMA Dermatology confirmed that laser and light-based therapies provide significant hair reduction for women with PCOS. Beyond just removing hair, the study noted a massive improvement in overall quality-of-life and psychological well-being for the patients involved.

When you undergo a series of laser treatments, you can expect to see several key changes:

• A noticeable reduction in overall hair density
• Much slower regrowth cycles
• A softer, finer, and lighter hair texture
• A dramatic drop in painful ingrown hairs and razor bumps
• Less time spent on daily shaving or tweezing

For most clients, the primary benefit is the mental relief of no longer needing to check the mirror every morning to pluck stray hairs.

Why Maintenance Work Is Necessary

While laser hair removal is highly successful at damaging and destroying existing active hair follicles, it is important to remember that laser is a surface treatment. It cannot alter your internal genetics or cure the underlying hormonal condition.

If your body continues to produce elevated levels of androgens over time, your skin may eventually activate completely new hair follicles, or revive dormant ones that were not active during your initial treatment series.

Because of this ongoing hormonal stimulation, most women with PCOS will need ongoing laser hair removal sessions.

This does not mean your original treatment failed. It simply means your hormones are continuing to interact with your skin and triggering new hair growth.

Which Areas Respond Best to Treatment?

Laser hair removal works by targeting the melanin (pigment) at the root of the hair. Because PCOS causes hair to become exceptionally thick and dark, these hairs actually make excellent targets for the laser.

The areas that usually see the fastest and most dramatic reduction (provided the follicles are very dark and coarse) include:

• The chin and jawline
• Underarms
• The bikini line, brazilian, legs and forearms
• The abdomen and chest

Your individual response will depend on a combination of your hair color, follicle texture, genetic background, and how consistently you attend your scheduled appointments.

Laser Hair Removal vs. Electrolysis for PCOS

Treatment TypeBest Used ForHow It WorksLaser Hair RemovalLarge areas with coarse, dark hair (legs, face, back, abdomen).Targets pigment in multiple follicles at once for rapid reduction.ElectrolysisSmall areas, isolated stray hairs, or light-colored hair.Treats individual hairs one by one using a fine probe and electrical current.

Because laser can treat large areas in just a few minutes, it is generally the preferred starting point for PCOS-related hair growth.

Many clients ultimately choose a combined strategy.

They use laser hair removal to quickly thin out and eliminate the bulk of the coarse dark hair, and then follow up with electrolysis to clean up any stubborn, fine, or lightly colored hairs that the laser cannot see.

Combining Laser Hair Removal with Medical Treatment

Because hair growth is driven by internal hormones, medical consensus strongly recommends a dual approach.

The 2023 International Evidence-Based Guideline for the Assessment and Management of PCOS emphasizes that physical hair removal works best when combined with medical therapies to stop new hair follicles from forming.

Medical treatments typically take at least six months to show external results because of the length of the human hair growth cycle. Your physician or endocrinologist may discuss several options with you:

• Combined Oral Contraceptives: Birth control pills are often the first line of defense. They help lower testosterone levels in the blood and reduce androgen production by the ovaries.
• Anti-Androgens: Medications like Spironolactone work by blocking androgen receptors. This prevents circulating testosterone from stimulating the hair follicles.
• Prescription Topical Creams: Eflornithine cream (Vaniqa) can be applied directly to affected facial areas twice a day to slow down the enzyme responsible for new hair growth.
• Insulin-Sensitizing Medications: Therapies like Metformin help manage insulin resistance, which in turn can help stabilize the androgen spikes that fuel hair growth.

Using medical therapies to quiet the internal hormonal signal while using laser to destroy the existing hair yields the absolute highest success rate.

Setting Realistic Expectations

The most satisfied clients are those who view laser hair removal as a highly effective long-term management strategy rather than a single, permanent cure.

A realistic and highly achievable goal for your treatment series includes:

• A significant reduction in the total amount of hair
• Spacing out hair maintenance from a daily chore to something you rarely think about
• Completely eliminating the skin irritation caused by shaving, waxing, and plucking

Many women with PCOS achieve incredible cosmetic clearings that completely change their daily routines, provided they stay consistent with their appointments and plan for occasional maintenance sessions after finishing the first 6 or so sessions.

Speak With a Medical Professional

PCOS is a complex medical condition that goes beyond surface hair growth.

If you are experiencing irregular menstrual cycles, excessive facial or body hair growth, sudden changes in your skin, unexplainable weight gain, or hair thinning on your scalp, it is highly recommended that you consult a qualified medical professional.

Laser hair removal is a fantastic cosmetic solution for managing the external symptoms, but it should always be paired with proper medical care to protect your internal health.

The Bottom Line

Having a diagnosis of PCOS does not mean you are a poor candidate for laser hair removal.

In fact, women with PCOS are often some of our happiest and most satisfied clients at Beam Laser Spa.

The reduction in daily skin trauma from constant shaving and plucking provides an immense boost in confidence.

By pairing your laser treatments with an understanding of your hormonal cycle, you can enjoy smooth skin and long-lasting relief from unwanted hair growth.

Sources and References

• Tan K, et al. "Laser and Light-Based Therapies for Hirsutism Management in Women With Polycystic Ovary Syndrome: A Systematic Review." JAMA Dermatology, 2024.
• Teede HJ, et al. "Recommendations from the 2023 International Evidence-Based Guideline for the Assessment and Management of Polycystic Ovary Syndrome." The Journal of Clinical Endocrinology and Metabolism, 2023.
• World Health Organization (WHO). "Polycystic Ovary Syndrome Fact Sheet." Updated 2024.

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Written by Andréa Young

B.S. in Cell & Molecular Biology | MBA
Co-Owner, Beam Laser Spa NYC
Laser Hair Removal Specialist Since 2007

Beam Laser Spa has specialized in laser hair removal in Manhattan since 2007 using Candela GentleMax Pro Plus technology for a wide range of skin tones and treatment areas.

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