🇪🇸Spain

COSRX AHA/BHA Clarifying Treatment Toner for sensitive skin

Rated by Lovi · Unbiased, science-based skincare AI trained on real user outcomes

COSRX AHA/BHA Clarifying Treatment Toner

Average

  • HighNormal Skin Fit
  • AverageEffectiveness
  • HighSafety

Works for sensitive skin; other toners fit it better.

This fit is calculated for the concerns frequently associated with sensitive skin: redness, stinging, and reactions to new products. For scores and recommendations based on your full skin profile, including your 12D face scan results and any goals or preferences you have, please use the Lovi app.

Page built Nov 8, 2026How the Fit score works

Lovi Assistant explains

  • Offers moderate exfoliation for your normal skin due to glycolic acid and betaine salicylate, which help smooth texture and provide mild keratolytic action.
  • Allantoin and panthenol offer supportive hydration and soothing benefits, though they are not the primary focus for addressing your redness and irritation concerns.
  • The formula is safe for your sensitive skin, as it lacks any harsh or prohibited ingredients that could cause irritation.

How to apply

  • Use your exfoliating toner as part of a PM routine once a week to start. Carefully increase frequency only if your skin tolerates it well.
  • Apply this exfoliating toner after cleansing and before your moisturizer. It fits right into your usual step for toners.
  • Gently press 2-3 drops of the exfoliating toner into your skin. Avoid rubbing to keep redness down.
  • Apply the exfoliating toner on completely dry skin to help improve your skin's tolerance. This helps protect your sensitive face.
  • Do a patch test before your first use and avoid the delicate eye area . Skip strong acids or retinoids on the same night.

People Say

★4.6Overall rating based on 5.0k+ reviews

Based on a very large amount of data, this toner is widely praised by users with oily, acne-prone, and sensitive skin for its ability to gently exfoliate and balance pH without causing irritation. Users frequently report smoother skin texture, reduced whiteheads, and a "glass skin" glow, though some find it too gentle to produce dramatic or immediate results.

Highlights

  • Gentle exfoliation Mostly Mentioned
    • “extremely gentle”
    • “no irritation”
    • “good for beginners”
    • “great daily exfoliator”
  • Acne & pore control Often Mentioned
    • “helps with whiteheads”
    • “pores less visible”
    • “controls excess sebum”
    • “cleared breakouts”
  • Improves skin texture Often Mentioned
    • “smoother skin”
    • “softens skin”
    • “glass skin effect”
    • “reduced bumps”
  • Convenient packaging Sometimes Noted
    • “fine mist spray”
    • “hygienic nozzle”
    • “easy to use”
    • “refreshing mist”
  • Non-drying formula Sometimes Noted
    • “hydrating”
    • “leaves skin supple”
    • “not drying”
    • “doesn't strip skin”
  • Slow or no results Sometimes Noted
    • “didn't do anything”
    • “takes time to see results”
    • “too gentle”
    • “no dramatic difference”
  • Caused breakouts Rarely Noted
    • “caused cystic acne”
    • “bad reaction”
    • “bumps appeared”
    • “irritated my skin”
  • Packaging issues Rarely Noted
    • “spray disperses too widely”
    • “runs out fast”
    • “leaky bottle”
    • “broken nozzle”
  • Unpleasant scent Rarely Noted
    • “weird smell”
    • “faint soap smell”
    • “rotting fruit scent”
    • “chemical odor”

Sources: lovi.care, amazon.com, ulta.com, yesstyle.com, sokoglam.com, influenster.com, and more

Questions and answers

How well does COSRX AHA/BHA Toner work for sensitive skin?

This toner works reasonably well for sensitive skin because it contains soothing ingredients like allantoin and panthenol that help keep irritation low, though its exfoliating acids mean other products may fit your skin better. Sensitive skin needs formulas that balance gentle exfoliation with strong soothing and hydrating ingredients to smooth texture safely without causing redness.

The Journal of Dermatological Treatment, 2017Journal of Cosmetic Dermatology, 2025

Which ingredients make this toner a good fit for sensitive skin?

Allantoin and panthenol help calm sensitive skin, while a safe formula ensures this toner lacks harsh ingredients that could trigger irritation. To be a better fit for sensitive skin, an exfoliating toner needs stronger soothing ingredients and lower acid levels to actively reduce redness while keeping the skin calm.

The Journal of Dermatological Treatment, 2017Journal of Cosmetic Dermatology, 2025

What does Glycolic Acid do for sensitive skin?

Glycolic acid can be too harsh for sensitive skin, leaving it dry and irritated, so this type of skin needs a gentler exfoliating ingredient and calming plant extracts to keep the skin barrier safe and comfortable.

Cutaneous and Ocular Toxicology, 2022

What does Betaine Salicylate do for sensitive skin?

Betaine salicylate helps gently clear pores and smooth rough texture with a lower risk of irritation than stronger acids, making it a soothing choice for sensitive skin. It is generally well tolerated, but sensitive skin still needs formulas that also include calming ingredients and deep moisture to keep skin soft and comfortable.

Where does this toner go in a skincare routine for sensitive skin?

This exfoliating toner fits into an evening routine, starting at once a week to see how your skin tolerates it. While it is safe for sensitive skin, an average fit means this skin type needs products focused heavily on soothing ingredients and extra hydration to best manage redness and irritation.

Can I use this toner with retinol, and in what order?

You can use this exfoliating toner in your evening routine, but use it on alternating nights from your retinol to help prevent dryness and redness. This product needs soothing ingredients like allantoin and panthenol to help keep your sensitive skin calm alongside your retinol.

How often should I use this toner?

Start by using this exfoliating toner once a week to see how your sensitive skin responds, and if you tolerate it well and see good results, you may carefully use it more often. An average fit for sensitive skin like this needs gentle exfoliating acids paired with soothing ingredients like allantoin and panthenol to help smooth texture without causing irritation.

Can this toner clog pores, cause breakouts or purging for sensitive skin?

This toner is unlikely to cause breakouts, as only a small number of reviewers report this issue, though sensitive skin requires products that combine gentle exfoliants like glycolic acid and betaine salicylate with soothing ingredients like allantoin and panthenol to smooth texture without causing irritation.

Is this toner fragrance-free and alcohol-free?

Yes, it has no fragrance and no drying alcohol.

What the research says

  • A new topical panthenol-containing emollient significantly improved transepidermal water loss reduction, stratum corneum hydration, and intercellular lipid lamellae length compared with control in healthy subjects without negatively impacting bacterial viability.

    The Journal of Dermatological Treatment, 2017

  • A panthenol-enriched mask significantly decreased erythema and hyperpigmentation, increased sebum and stratum corneum moisture, and reduced transepidermal water loss compared to a saline dressing in 60 subjects undergoing facial laser treatment.

    Journal of Cosmetic Dermatology, 2025

  • A topical gel containing chitosan, chlorhexidine, allantoin, and dexpanthenol significantly reduced postoperative pain, trismus, swelling, and analgesic consumption, while improving wound healing after third molar surgery compared to a placebo.

    Medicina Oral, Patologia Oral Y Cirugia Bucal, 2020

  • Topical dexpanthenol acts as a moisturizer, improves stratum corneum hydration, accelerates wound healing and epidermal regeneration, reduces erythema, and improves symptoms of skin irritation compared to vehicle or no pretreatment.

    American Journal of Clinical Dermatology, 2002

  • A botanical face cleanser with hops and willow bark extract continuously reduced skin sebum levels without reactive seborrhea after treatment in 21 healthy volunteers compared to a sodium laureth sulfate cleanser, with neither cleanser causing skin irritation.

    Journal of Cosmetic Dermatology, 2019

  • Repeated short-contact 70% glycolic acid peels provided superior results in atrophic acne scars compared to daily low-strength glycolic acid cream or placebo in 58 women over 24 weeks.

    International Journal of Dermatology, 2000

  • Serial glycolic acid peels combined with a modified Kligman formula significantly reduced facial PIH severity in Indian patients compared to the modified Kligman formula alone.

    Dermatologic Surgery, 2017

  • Bioactive lipid nanocarriers co-loaded with willow bark or ivy leaf extracts and UV-filters provided pronounced UVA photoprotection up to an SPF-equivalent value of 13 and a maximum in vivo skin hydration effect of 97% when prepared with pomegranate oil.

    Nanomaterials, 2022

  • A topical serum containing 0.5% salicin applied twice daily reduced visible signs of skin aging, including wrinkles and tactile roughness, in 30 female subjects over 12 weeks compared to baseline.

    Journal of Cosmetic Dermatology, 2010

  • A novel emulsion containing niacinamide, lens esculenta seed extract, and white willow bark extract effectively improved acne, blackheads, and conspicuous facial pores in 30 subjects with oily skin.

    Journal of Cosmetic Dermatology, 2024

  • Topical formulations containing 1.25% Malus sp. extract or 0.75% rutin protected against UVB-induced sunburn cells, caspase-3 activation, cyclobutane pyrimidine dimers, lipid peroxidation, and metalloproteinase formation in ex vivo skin explants and 3D tissue-engineered skin.

    Rejuvenation Research, 2020

  • Moisturizer containing 5% panthenol, madecassoside, and copper-zinc-manganese decreased adverse reactions and downtime after ablative fractional carbon dioxide laser resurfacing with comparable efficacy to 0.02% triamcinolone acetonide cream in 20 subjects.

    Journal of Cosmetic Dermatology, 2019

  • Topical dexpanthenol formulated in lipophilic vehicles improved stratum corneum hydration and reduced transepidermal water loss compared to vehicle control in humans.

    Arzneimittel-Forschung, 2000

  • Hyaluronic acid, hyaluronic acid plus dexpanthenol, and isotonic saline nasal sprays all significantly improved dry nose symptoms over four weeks in 240 patients, with hyaluronic acid plus dexpanthenol providing superior nasal moisturisation compared to the other two.

    Auris, Nasus, Larynx, 2020

Ingredients

Water, Willow Bark Water Bark, Pyrus Malus Fruit Water, Butylene Glycol, 1,2-Hexanediol, Sodium Lactate, Glycolic Acid, Betaine Salicylate, Allantoin, Panthenol, Ethyl Hexanediol

Behind this fit score

Lovi calculates every fit score from the full ingredient list with brand-independent rules our dermatologists and cosmetic chemists build and review, and personalizes every pick with AI trained on the real results of millions of users. Lovi trains its fit score models on a proprietary dataset built from more than 10,000 expert-labeled products and more than 100,000 simulated examples, following an internally consistent methodology presented at Cosmoprof, AMWC, and Skin of Color Update.

  • Nadia Kapleva, MS

    Nadia Kapleva, MS

    Co-founder, Medical Director

    Cosmetic chemist, cosmetologist, aesthetic products developer

  • Alexey Shagraev, PhD

    Alexey Shagraev, PhD

    Co-founder, CEO and CTO

    PhD in computer science, 3x US patent holder, ex-Google, ex-Yandex

  • Dr. Sofía Perea Pérez, MD, MSc

    Dr. Sofía Perea Pérez, MD, MSc

    Medical Board

    Aesthetic medicine practitioner, MSc in Longevity and Anti-Aging Medicine

  • Aishani Shah, MD

    Aishani Shah, MD

    Medical Board

    Specialist dermatologist, MBBS, MD, IFAAD

  • Asya Zubkova, MS

    Asya Zubkova, MS

    Medical Board

    Cosmetic chemist, SCS, IFSCC member

  • Hanna Kurets, MD

    Hanna Kurets, MD

    Medical Board, Medical Advisor

    Dermatology MD

  • Elina Nazarenko, MD

    Elina Nazarenko, MD

    Medical Board

    Dermatology and diagnostic consultant

  • Victoria Derkova, MS

    Victoria Derkova, MS

    Medical Board

    Cosmetic chemist, cosmetic development technologist

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Prices checked 17 Oct – 6 Nov 2026

The Lovi Fit is the same in every country; only the stores and prices differ, and the ones here are for Spain.

How does it fit your skin?

Scan your face, then any product: Lovi shows how well it fits you and what fits even better.

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