🇮🇹Italy

Cos De BAHA Azelaic Acid 10% Serum for combination skin

High

  • HighCombination Skin Fit
  • HighEffectiveness
  • HighSafety

A great choice for combination skin; a few serums fit it even better.

This fit is calculated for the concerns frequently associated with combination skin: an oily T-zone, enlarged pores, and dry cheeks. 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 high suitability for your combination skin, as azelaic acid and niacinamide effectively target oil control and pore appearance, addressing your oily shine concerns.
  • Aloe barbadensis leaf extract and panthenol provide soothing benefits, enhancing comfort for your combination skin.
  • The formulation is safe for your skin, with no risks of irritation due to the absence of harsh ingredients and the inclusion of calming components.

How to apply

  • Use your serum as part of your PM routine. Start using it 3 times a week and move to daily use if your skin likes it.
  • Apply the serum after cleansing and toner, and right before your moisturizer.
  • Gently press 2-3 drops of the serum into your skin and wait a minute ⏳for it to soak in.
  • Apply the serum on clean and dry skin since your skin is not sensitive.
  • Always do a patch test before using the serum for the first time, and avoid the eye area .

People Say

★4.5Overall rating based on 4.5k+ reviews

It is highly effective for acne-prone and sensitive skin, though some users note a tacky finish and occasional crystallization.

Highlights

  • Reduces redness Mostly Mentioned
    • “redness vanished in weeks”
    • “soothes inflamed skin”
    • “best for facial erythema”
  • Affordable price Often Mentioned
    • “unbeatable value”
    • “cheap but effective”
    • “lasts a long time”
    • “budget-friendly skincare”
  • Fades scars Often Mentioned
    • “lightened dark spots”
    • “helped with PIE/PIH”
    • “acne marks fading faster”
    • “brightened overall complexion”
  • Gentle/non-irritating Often Mentioned
    • “no stinging or burning”
    • “great for sensitive skin”
    • “didn't damage barrier”
    • “gentler than prescription”
  • Sticky/tacky finish Often Mentioned
    • “feels sticky after applying”
    • “takes time to dry”
    • “slightly tacky texture”
    • “leaves a film”
  • Controls acne Sometimes Noted
    • “keeps pimples at bay”
    • “reduced cystic acne”
    • “cleared up blackheads”
    • “skin has been pimple-free”
  • Crystallization/grittiness Sometimes Noted
    • “white powder residue”
    • “grainy texture on skin”
    • “crystallized around the rim”
    • “feels sandy sometimes”
  • Causes breakouts Rarely Noted
    • “broke me out in cysts”
    • “caused small whiteheads”
    • “bad reaction/purging”
    • “clogged my pores”
  • Drying/tightness Rarely Noted
    • “dried out my skin”
    • “need heavy moisturizer after”
    • “felt tight upon drying”
    • “caused some peeling”

Sources: lovi.care, iherb.com, skinsort.com, stylekorean.com, reddit.com, yesstyle.com, and more

Questions and answers

What makes Cos De BAHA Azelaic Acid 10% Serum a great fit for combination skin?

Cos De BAHA Azelaic Acid 10% Serum is a great fit for combination skin because azelaic acid and niacinamide control shine and improve pore appearance. At the same time, aloe leaf extract and panthenol provide soothing benefits and enhance daily comfort for your skin.

American Journal of Clinical Dermatology, 2002Journal of Cosmetic Dermatology, 2025

Which ingredients make this serum a good fit for combination skin?

Azelaic acid and niacinamide make this serum a great fit by targeting oil control and pore appearance to address oily shine. Additionally, aloe barbadensis leaf extract and panthenol provide soothing benefits to enhance comfort, while the formula remains safe and gentle on your skin.

American Journal of Clinical Dermatology, 2002Journal of Cosmetic Dermatology, 2025

What does Azelaic Acid do for combination skin?

Azelaic acid helps combination skin by calming redness, clearing breakouts, and fading dark spots while keeping the skin smooth. It is unlikely to irritate dry areas while working on oily spots. Combination skin of this type needs a balanced routine with gentle exfoliants and soothing hydrators.

Postepy Dermatologii I Alergologii, 2023Journal of Drugs in Dermatology, 2015

What does Hyaluronic Acid do for combination skin?

Hyaluronic acid is a great fit for combination skin because it quenches dry areas with a boost of hydration while keeping oily zones balanced. Regular use helps smooth out fine lines and makes your skin feel soft and plump without causing irritation.

Dermatology and Therapy, 2021Journal of Drugs in Dermatology, 2011

Where does this serum go in a skincare routine for combination skin?

This treatment serum goes in your evening routine, applied after cleansing and before your moisturizer. Putting it in the evening keeps things simple and safer around sun exposure.

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

You can use this serum with retinol by applying the serum first in your evening routine and following with your retinol once your skin is adjusted. Because this formula contains soothing aloe and panthenol, it helps keep your skin calm while using active ingredients.

American Journal of Clinical Dermatology, 2002Journal of Cosmetic Dermatology, 2025

How often should I use this serum?

You can use this treatment in your evening routine, starting once a week to see how your combination skin tolerates it. If your skin feels comfortable and you see good results, you may carefully use it more often.

Can this serum clog pores, cause breakouts or purging for combination skin?

This serum is unlikely to cause breakouts for combination skin, as it features a safe formulation with a low risk of irritation and reviewers rarely report pimples from using it.

Is this serum fragrance-free and alcohol-free?

Yes, it has no fragrance and no drying alcohol.

What the research says

  • 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 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
  • Azelaic acid nanocrystal hydrogel 10% achieved a higher success rate and greater lesion reduction than azelaic acid cream 20% in patients with mild to moderate facial acne.

    Pharmaceutics, 2021
  • Application of 15% azelaic acid gel significantly reduced post-inflammatory erythema and hyperpigmentation, decreased hemoglobin and melanin content, improved quality of life, and contributed to acne improvement in patients with mild to moderate acne compared to placebo.

    Dermatology and Therapy, 2024
  • Topical application of a dermocosmetic containing Myrtus communis extract and azelaic acid reduced acne relapses and helped maintain remission compared to a light moisturizing cream in adult females in the acne maintenance phase over 16 weeks.

    Journal of the European Academy of Dermatology and Venereology, 2023
  • Topical application of 0.1% hyaluronic acid formulations of different molecular weights led to significant improvements in skin hydration and elasticity, with low-molecular-weight formulations also significantly reducing wrinkle depth in seventy-six female subjects compared to a vehicle control.

    Journal of Drugs in Dermatology, 2011
  • Topical application of hyaluronic acid in conjunction with free gingival graft significantly reduced donor site postoperative pain until day 7 compared to normal saline, with no significant differences in graft dimensions or patient satisfaction.

    Clinical Oral Investigations, 2022
  • Treatment with a hyaluronic acid-containing mouth rinse or topical gel led to significant lesion reduction, pain relief, and normalization of lesion color in adult patients with minor recurrent aphthous stomatitis, with the gel formulation showing an earlier healing onset at 3 days.

    BMC Oral Health, 2019
  • Topical post-laser application of human adipocyte-derived mesenchymal stem cell media combined with niacinamide significantly improved wrinkle index, melanin index, patient satisfaction, and investigator esthetic improvement scores compared to vehicle cream in patients with aging skin.

    Journal of Cosmetic Dermatology, 2021
  • Topical nicotinamide prevented solar-simulated UV-induced immunosuppression in healthy volunteers, and men experienced immunosuppression at solar-simulated UV doses three times lower than those required for women.

    The Journal of Investigative Dermatology, 2008
  • Topical 5% niacinamide applied twice daily for 12 weeks reduced fine lines and wrinkles, hyperpigmented spots, red blotchiness, and skin sallowness, and improved skin elasticity compared to vehicle control in 50 female white subjects with facial photoaging.

    Dermatologic Surgery, 2005
  • 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
  • A cream combining propolis, tea tree oil, and Aloe vera reduced erythema scars, acne severity index, and total lesion count better than erythromycin cream in sixty patients with mild to moderate acne vulgaris compared to placebo.

    Clinical Pharmacology, 2018
  • Topical aloe vera gel significantly accelerated split-thickness skin graft donor-site healing compared to placebo in 12 patients, but showed no significant difference in pain relief.

    Plastic and Reconstructive Surgery, 2018
  • Topical application of Aloe vera cream reduced postoperative pain at rest and during defecation, accelerated wound healing at two weeks, and decreased analgesic requirements in patients after open hemorrhoidectomy compared to placebo.

    Journal of Alternative and Complementary Medicine, 2010

Ingredients

Aloe Barbadensis Leaf Extract, Propylene Glycol, Azelaic Acid, Polysorbate 20, 1,2-Hexanediol, Propanediol, Panthenol, Niacinamide, Sodium Hyaluronate, Camellia Sinensis Leaf Extract, Momordica Charantia Fruit Extract, Sambucus Nigra Flower Extract, Leontopodium Alpinum Extract, Witch Hazel Leaf Extract, Rosmarinus Officinalis Extract Rosemary Extract, Eucalyptus Globulus Leaf Extract, Thymus Vulgaris Extract, Aspalathus Linearis Extract

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.

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Prices checked 4 Nov 2026

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