How Does Laser Hair Removal Work? - CareCredit (2024)

If you're tired of fussing with razors and smelly hair removal creams and looking for a permanent hair removal solution, laser hair removal may be the way to go.

To help decide if laser hair removal is right for you, here's a look at how it works, what to expect and other information to consider.

What is Laser Hair Removal?

Laser hair removal is a popular, minimally invasive way to remove unwanted hair.

Laser treatments are offered in salons and spas, but for the best results and to reduce the risk of injury or other complications, having it done by a board-certified dermatologist is recommended by the American Academy of Dermatology.1

Common Areas for Laser Hair Removal

Laser hair removal can be used to treat unwanted hair on almost any part of the body, but the most common areas treated are the:2

  • Upper lip
  • Chin
  • Neck
  • Shoulders
  • Armpits
  • Back
  • Bikini line
  • Legs

How Does Laser Hair Removal Work?

During a laser hair removal treatment, a laser emits a concentrated light that's absorbed by melanin, which is the pigment in the hair. The light is converted to heat, which essentially vaporizes the hair follicle, inhibiting or delaying future hair growth.2

What to Expect During Laser Hair Removal

Before starting your treatment, the nurse or dermatologist will cleanse the area being treated. If the area being treated is especially sensitive, a numbing gel may be applied to mitigate any hair removal pain. It takes 30 to 60 minutes for the gel to work.1

Once your skin is ready for treatment:1

  • You'll be given goggles to wear to protect your eyes from the laser.
  • The dermatologist will hold your skin taught with one hand while running the laser along your skin with the other.
  • Discomfort varies as pain intensity is subjective, but is typically tolerable and compared to the snapping of a rubber band against the skin or warm pinpricks.
  • How long the treatment session takes depends on the size of the area and variables such as hair color and coarseness, and skin color.

Preparing for Laser Hair Removal

A consultation before proceeding is required to ensure that laser hair removal is appropriate for you based on your medical history, skin condition and expectations.2

Before the treatment, your doctor will provide preparation instructions. While these may vary slightly from clinic to clinic, preparation typically requires you to avoid the following:1

  • Sun exposure/tanning
  • Skin tanning or lightening creams
  • Other hair removal methods for four weeks beforehand
  • Certain medications known to thin the blood, such as ibuprofen

What to Expect After Laser Hair Removal

Laser hair removal is typically safe and well tolerated when performed by a trained and reputable professional.1

Mild redness and swelling similar to sunburn is to be expected after treatment, but can be easily soothed with cool compresses. You may be given corticosteroid cream to help with any swelling.1

There's no downtime required after laser hair removal and you can return to your usual activities immediately as long as you follow your dermatologist's aftercare instructions. This involves avoiding direct natural or artificial sunlight on the skin.1

Most people see results immediately after treatment, ranging from a 10% to 25%1 reduction in hair after the first treatment. Results vary from patient to patient depending on the individual's hair and skin, the area treated, and the type of laser used.

Typically, patients need between four to six treatments to remove hair completely.2

How Long Do Results Last?

Laser hair removal isn't permanent and people who have it done can be hair-free for months to years. When the hair does grow back, it's often finer and less noticeable than before.2 Additional maintenance laser hair removal treatments might be needed to remain hair-free.2

Can Anyone Get Laser Hair Removal?

Laser hair removal works best on people with light skin pigmentation and dark hair pigmentation because the contrast makes it easier for the laser to target the hairs. For people with dark skin, the results may not be as dramatic and more sessions may be required to achieve the desired results.1

People with white, gray, or blond hair may not be good candidates for laser hair removal because the laser isn't able to target non-pigmented hair.2

Laser Hair Removal Side Effects

The most common side effects are minor discomfort, redness, and swelling lasting the first one to three days. Though rare, other side effects are possible. These include:1

  • Blistering
  • Scarring
  • Infection
  • Skin discoloration

You might reduce the risk of serious side effects by having laser hair removal performed by a dermatologist or professional under a dermatologist's supervision. Following the provider's preparation and aftercare instructions can also help prevent these side effects.1

How Much Does Laser Hair Removal Cost?

The cost of laser hair removal varies based on several factors, such as the area of the body being treated, the number of treatments needed, and your location.

The average cost of laser hair removal in 2020 was $389.3

You can learn more about how much laser hair removal costs per body area and how to finance your treatments here.

Laser hair removal can provide convenience and save you money over time by reducing or eliminating the need for other hair removal methods and products.

Laser Hair Removal and CareCredit

If approved, you can use your CareCredit credit card to help finance the cost of treatments and other skincare and beauty products and procedures.* Use our Acceptance Locator or download the CareCredit Mobile App to find a dermatologist near you who accepts the CareCredit credit card.

How Does Laser Hair Removal Work? - CareCredit (2024)

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