Salicylic acid decreases postacne hyperpigmentation by its anti-inflammatory effects. Ahn and Kim[18] found salicylic acid to have a whitening effect on the skin as well. Mandelic acid also has a beneficial effect in improving skin pigmentation.
Redness or irritation, dryness, itching, peeling, purging (worsening of acne) within the first few weeks, or post-inflammatory hyperpigmentation can be common side effects from applying salicylic acid topically.
Known for its anti-inflammatory benefits, azelaic acid may be a good option if you're dealing with both active acne and related hyperpigmentation. This may also work well for raised brown spots.
Salicylic acid: This active ingredient helps unclog pores and prevent new acne breakouts. Retinol: This can unclog pores and fade dark spots. You'll find benzoyl peroxide, salicylic acid, or retinol in acne products that you can buy without a prescription.
Some cases of hyperpigmentation may never go away completely. If hyperpigmentation is caused by injury, then as the skin heals the discoloration will lessen as melanin is absorbed into the tissue surrounding the injury.
According to Ayodele, a chemical peel is also a great way to fade post-inflammatory hyperpigmentation, as "it will help the skin to exfoliate quickly and fade the discolouration." Alpha-hydroxy-acids such as glycolic, lactic and mandelic acid work by dissolving the 'glue' that holds dead skin cells together, revealing ...
Mix apple cider vinegar and water in equal parts in a container. Then, apply it to your dark patches and leave on two to three minutes. Rinse using lukewarm water. Repeat the application twice a day to achieve the desired results.
Precautions for Salicylic Acid Use
Also, because salicylic acid does affect pigmentations, darker skin types may want to avoid salicylic acid, particularly in high concentrations, to prevent unnatural-looking hypopigmentation.
Niacinamide and salicylic acid are both great ingredients for treating acne and have a variety of other benefits as well. Salicylic acid is the better option for treating acne, while niacinamide is great for fading scarring and hyperpigmentation.
Popular options include: alpha hydroxy acids, such as glycolic, lactic, citric, malic, or tartaric acid. azelaic acid. kojic acid.
Hyperpigmentation within the dermis has a blue-gray appearance and may either be permanent or resolve over a protracted period of time if left untreated.
Salicylic acid penetrates into your skin and works to dissolve the dead skin cells clogging your pores. It can take several weeks of use for you to see its full effect. Check with your dermatologist if you aren't seeing results after 6 weeks. Your skin is affected by more than what you put on it.
"If salicylic acid is an ingredient in your cleanser, it is fine to use it every day." However, if you are using an exfoliant that salicylic acid in the formula, Dr. Hu advises only using the product three times per week, to avoid over-exfoliating the skin and drying it out.
Is it okay to use salicylic acid every day? While it is okay to use salicylic acid every day, it could cause irritation. Many dermatologists, therefore, recommend using the acid in moderation, beginning by applying it three times a week and working up from there.
Since these spots are caused by melanin production, the affected skin will shed like all skin cells. On its own, PIH will generally resolve within two years. With intervention, patients no longer have to wait. An effective skincare routine and working with a dermatologist can expedite this process and improve results.
This increases the concentration of melanin in the epidermis, creating a temporary darkening of the spots. So, the darkening is what you want to see. It means the pigment is coming up and is ready to be shed away. You might be tempted at this point to over-exfoliate in an attempt to speed up the process even more.
Might Lighten Dark Spots
Vitamin C-based skin care products may lighten patches that are darker than the rest of your skin, called hyperpigmentation. In one study, vitamin C applied to the skin for 16 weeks significantly cut down on these spots.
You get the maximum benefit when you adjust your skin to start using it twice a day. But, if you are sensitive to salicylic acid and using it up regularly left your skin dry, red, and peeling, then use it as a toner and leave it up for up to 30 seconds and then rinse off.
Chemical peels, laser therapy, microdermabrasion, or dermabrasion are all options that work similarly to rid skin of hyperpigmentation. These procedures work to gently remove the top layer of your skin where the dark spots lie.
As a pimple heals, your body sometimes produces cells with too much melanin in them to replace the damaged skin. This results in post-inflammatory hyperpigmentation, which we sometimes just call a dark spot.