UV light clears up acne, but it can also damage the skin and cause cancer. Today, doctors don’t use UV light to treat acne. Instead, they use certain wavelengths of blue or red light. Blue and red light therapy kills acne-causing bacteria without damaging the skin.
Does UV light worsen acne?
“Exposing acne to UV rays without any protection leads to an increased risk of scarring and hyperpigmentation,” VanHoose said. … “A lot of people who have acne also want to treat fine lines on their face, and the sun’s not going to help with that, it’s going to make it worse,” said VanHoose.
What does blue light do for acne?
Blue light therapy is the type of light therapy most commonly used to address acne breakouts. The wavelength of blue light has an antimicrobial effect, making it effective at killing several types of bacteria that can collect in your pores and oil glands and cause breakouts.
Does light therapy help cystic acne?
Why is it good for acne and how does it help heal and prevent breakouts? Chapas says LED light therapy only works on inflammatory acne that show signs of inflamed red bumps and pustules. It doesn’t help cystic acne or hormonal variants, and comedonal (clogged-pore) acne.
What color light is good for acne?
Blue LED light is most often used to treat acne. It may do this by reducing activity in the sebaceous glands, so they produce less of the oil that can plug the hair follicles, leading to acne. Blue light may also kill acne-causing bacteria known as Cutibacterium acnes.
Is red or blue light better for acne?
Combining red and blue light therapy treats acne more efficiently than blue light alone: as blue light destroys the acne-causing bacteria beneath the skin’s surface, the red light reduces inflammation and accelerates healing.
What does green LED light do for skin?
Green LED Light
Green light is absorbed into the skin where it has a calming effect. It helps to lighten hyper-pigmentation spots revealing a brighter complexion. The calming effect also has anti-inflammatory properties that soothe the surface of the skin.
What Colour LED light for acne scars?
Purple LED Light
As a result, purple light is highly recommended after aggressive and invasive treatments (such as Botox, fillers or lasers), since it considerably reduces inflammation and marks. It also helps wound healing and reduces visible acne and acne marks.
How can you treat hormonal acne?
How do I treat hormonal acne?
- Blackheads and whiteheads: Topical cream (tretinoin).
- Inflammatory acne: Topical retinoid and/or topical antibiotic and/or benzoyl peroxide.
- Moderate to severe acne: Antibiotic and/or isotretinoin (retinoid).
- Cystic acne: Steroid injection (intralesional triamcinolone).
How can I prevent hormonal acne?
What else can I do to clear hormonal acne?
- Wash your face in the morning and again in the evening.
- Apply no more than a pea-size amount of any acne product. Applying too much can dry out your skin and increase irritation.
- Wear sunscreen every day.
- Use only noncomedogenic products to reduce your risk of clogged pores.
Can blue light damage skin?
Research shows blue light from electronic devices can lead to changes in your skin cells, including cell shrinkage and death. These speed up the aging process. Even exposures as short as 60 minutes can trigger these changes. Too much blue light could also lead to pigmentation.
Can red light therapy make skin worse?
A red light therapy device does not harm the surface of your skin or the underlying tissue. Instead, the red or infrared lights stimulate cellular repair and increase blood flow.
Does LED light therapy tighten skin?
Often described as the fountain of youth, red light therapy has been clinically shown to reduce wrinkles, promote the healing of scars and blemishes, and tighten sagging skin, resulting in a more youthful appearance – you know, one that matches the ‘you’ on the inside.