“Clearing away the dead and dry skin on the surface allows salicylic acid to operate more effectively in clearing clogged pores, keeping oil at bay and preventing blemishes,” confirms Dr Murad.
2. Salicylic acid for soothing psoriasis
Psoriasis is a common autoimmune skin condition that can lead to scaly patches on the knees, elbows, upper body and scalp.
“Psoriasis causes an acceleration in skin cell turnover,” Dr Thomson explains. “Salicylic acid can be used to treat it due to its function as a keratolytic, which means it can break down the bonds holding the skin together, making it softer and allowing it to shed more easily.”
Salicylic acid also has anti-inflammatory properties, which is why it’s often found in prescription creams for psoriasis as well as many over-the-counter creams.
3. Salicylic acid for exfoliating keratosis pilaris bumps
Keratosis pilaris, commonly referred to as ‘chicken skin’, is characterised by small, hard bumps on the upper arms, thighs and cheeks.
“The bumps are caused by a buildup of keratin, a key protein in skin, hair and nails,” says Dr Thomson. “In keratosis pilaris, the keratin varieties a scaly plug that blocks the opening of the hair follicle, resulting in patches of tough, bumpy pores and skin.
“Salicylic acid can help improve the appearance of keratosis pilaris over time by softening and exfoliating these keratinous skin bumps,” he continues.
What’s the distinction between salicylic acid and glycolic acid?
Each salicylic and glycolic acids are classed as hydroxy acids and chemical exfoliants. However that is the place the similarities finish.
“Glycolic acid is an alpha-hydroxy acid (AHA) whereas salicylic acid is a beta-hydroxy acid (BHA) with bigger molecules as it works superficially on the skin’s surface,” says GP and aesthetician Dr Ahmed El Muntasar.
“Glycolic acid has much smaller molecules so goes deeper and stimulates collagen production.”
Can you employ salicylic acid on daily basis?
You need to use salicylic acid on daily basis but it surely is dependent upon the product. Pores and skin specialist and A-list facialist, Shane Cooper, says: “If it’s a small amount of salicylic acid in a cleanser, for example, it is generally OK for everyday use. But if it is in any other skincare product, I would recommend using it in moderation as salicylic acid can sometimes irritate the skin.”
In sensible phrases, this implies utilizing a salicylic acid serum as soon as per week in case you have delicate pores and skin; in any other case begin with 3 times per week and work up from there, provides Shane.
Can salicylic acid injury your pores and skin?
With a couple of exceptions, salicylic acid is mostly tolerated by most pores and skin sorts. However there’s one key facet impact to pay attention to. “Salicylic acid can be drying,” says Debbie, “which may lead to flaking and then irritation.”
It’s also important to wear sunscreen while using salicylic acid-based skincare. “Salicylic acid, like retinoids, can increase your skin’s sensitivity to the sun and lead to quicker sunburns and skin damage,” Dr Thomson notes. “Use a sunscreen with an SPF of at least 30, even on cloudy days, and limit sun exposure while using products with salicylic acid.”
Who ought to keep away from salicylic acid?
Whereas salicylic acid is great for these with oily and acne-prone pores and skin, not all pores and skin sorts can tolerate this ingredient. “You shouldn’t use salicylic acid if you are allergic to aspirin,” warns Shane. “Those with super sensitive skin or rosacea may also want to avoid it, as salicylic acid can cause irritation.”
General, salicylic acid is secure to make use of throughout being pregnant, says Shane. “But be aware that skin can change and become more sensitive as a result of hormone changes,” he provides.
