# Cos De BAHA Azelaic Acid 10% Serum for sensitive skin

**Lovi Fit: High fit for sensitive skin.**
Normal Skin Fit: High · Effectiveness: High · Safety: High.

Page: https://lovi.care/skincare/ca/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin

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

Brand: [Cos De BAHA](https://lovi.care/skincare/ca/brands/cos-de-baha)
Category: [Serums and treatments](https://lovi.care/skincare/ca/best/serums)

This fit is calculated for the concerns frequently associated with sensitive skin: redness, stinging, and reactions to new products. For scores based on a full skin profile (12D face scan, goals, preferences), use the Lovi app.

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

## Why this fit

- Offers high suitability for your normal skin and addresses redness and irritation with azelaic acid and niacinamide, which possess anti-inflammatory properties to calm your skin.
- Panthenol and Aloe Barbadensis Leaf Extract further support barrier repair and hydration, complementing the primary actives for overall skin comfort.
- The product is safe for your sensitive skin, containing soothing ingredients and lacking harsh or prohibited substances.

## Fit by skin type

- [Oily skin](https://lovi.care/skincare/ca/p/cos-de-baha/azelaic-acid-10-serum/for/oily-skin): High
- [Dry skin](https://lovi.care/skincare/ca/p/cos-de-baha/azelaic-acid-10-serum/for/dry-skin): High
- [Combination skin](https://lovi.care/skincare/ca/p/cos-de-baha/azelaic-acid-10-serum/for/combination-skin): High
- [Sensitive skin](https://lovi.care/skincare/ca/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin): High (this page)
- [Acne-prone skin](https://lovi.care/skincare/ca/p/cos-de-baha/azelaic-acid-10-serum/for/acne-prone-skin): High
- [Skin with dark spots](https://lovi.care/skincare/ca/p/cos-de-baha/azelaic-acid-10-serum/for/dark-spots): High
- [Mature skin](https://lovi.care/skincare/ca/p/cos-de-baha/azelaic-acid-10-serum/for/mature-skin): Average
- [Dry sensitive skin](https://lovi.care/skincare/ca/p/cos-de-baha/azelaic-acid-10-serum/for/dry-sensitive-skin): High
- [Oily acne-prone skin](https://lovi.care/skincare/ca/p/cos-de-baha/azelaic-acid-10-serum/for/oily-acne-prone-skin): High

## Key ingredients

Azelaic Acid, Sodium Hyaluronate, Niacinamide, Panthenol Vitamin B5, Aloe Barbadensis Leaf Extract

## What the research says

- 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](https://pubmed.ncbi.nlm.nih.gov/38734843/))
- 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](https://pubmed.ncbi.nlm.nih.gov/12113650/))
- 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](https://pubmed.ncbi.nlm.nih.gov/27425824/))
- 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](https://pubmed.ncbi.nlm.nih.gov/40613435/))
- 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](https://pubmed.ncbi.nlm.nih.gov/33923739/))
- 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](https://pubmed.ncbi.nlm.nih.gov/36729399/))
- Topical administration of 20% azelaic acid cream and 5% tranexamic acid solution comparably improved acne-related postinflammatory hyperpigmentation in patients with acne vulgaris, while tranexamic acid demonstrated a significantly better safety profile at week 4. ([Journal of Research in Medical Sciences, 2023](https://pubmed.ncbi.nlm.nih.gov/37213446/))
- 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](https://pubmed.ncbi.nlm.nih.gov/22052267/))
- 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](https://pubmed.ncbi.nlm.nih.gov/34623507/))
- 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](https://pubmed.ncbi.nlm.nih.gov/31311529/))
- 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](https://pubmed.ncbi.nlm.nih.gov/33103316/))
- 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](https://pubmed.ncbi.nlm.nih.gov/17882270/))
- 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](https://pubmed.ncbi.nlm.nih.gov/16029679/))
- 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](https://pubmed.ncbi.nlm.nih.gov/30945430/))
- Topical dexpanthenol formulated in lipophilic vehicles improved stratum corneum hydration and reduced transepidermal water loss compared to vehicle control in humans. ([Arzneimittel-Forschung, 2000](https://pubmed.ncbi.nlm.nih.gov/10965426/))
- 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](https://pubmed.ncbi.nlm.nih.gov/32067777/))
- 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](https://pubmed.ncbi.nlm.nih.gov/30588129/))
- 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](https://pubmed.ncbi.nlm.nih.gov/29649056/))
- 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](https://pubmed.ncbi.nlm.nih.gov/20569031/))

## What reviewers say

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

- Liked: Reduces redness (mostly mentioned)
- Liked: Affordable price (often mentioned)
- Liked: Fades scars (often mentioned)
- Liked: Gentle/non-irritating (often mentioned)
- Disliked: Sticky/tacky finish (often mentioned)
- Liked: Controls acne (sometimes noted)
- Disliked: Crystallization/grittiness (sometimes noted)
- Disliked: Causes breakouts (rarely noted)
- Disliked: Drying/tightness (rarely noted)

## How to apply

- Use your serum in the PM routine, starting 3 times a week before building up to daily use if your skin is happy.
- Apply the serum after cleansing and toning, but before putting on your moisturizer for the best results.
- Gently press 2-3 drops of the serum into your skin and wait a minute ⏱ for it to soak in.
- Since your skin is sensitive and easily irritated, apply the serum on completely dry skin to help keep it calm.
- Always do a patch test before your first use and avoid getting the serum too close to your eyes .
- Video: https://storage.pora.ai/c879dda8655a61c19d3d8c9ebad6b06d.mp4

## Questions and answers

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

Cos De BAHA Azelaic Acid 10% Serum is a great fit because azelaic acid and niacinamide help calm redness and irritation, while panthenol and aloe leaf extract support barrier repair and hydration to keep skin comfortable.
Sources: [American Journal of Clinical Dermatology, 2002](https://pubmed.ncbi.nlm.nih.gov/12113650/), [The Journal of Dermatological Treatment, 2017](https://pubmed.ncbi.nlm.nih.gov/27425824/)

### Which ingredients make this serum a good fit for sensitive skin?

This serum is a great fit for sensitive skin because it features azelaic acid and niacinamide to calm redness and irritation, along with panthenol and aloe vera to repair your skin barrier and keep it comfortable.
Sources: [American Journal of Clinical Dermatology, 2002](https://pubmed.ncbi.nlm.nih.gov/12113650/), [The Journal of Dermatological Treatment, 2017](https://pubmed.ncbi.nlm.nih.gov/27425824/)

### What does Azelaic Acid do for sensitive skin?

Azelaic acid helps calm sensitive, red, or easily irritated skin by soothing inflammation and reducing redness. It is generally well-tolerated and is unlikely to cause severe reactions, making it a gentle option for skin that flares up easily.
Sources: [Experimental Dermatology, 2010](https://pubmed.ncbi.nlm.nih.gov/20545756/), [Journal of Drugs in Dermatology, 2011](https://pubmed.ncbi.nlm.nih.gov/21637903/)

### What does Hyaluronic Acid do for sensitive skin?

Hyaluronic acid helps calm and hydrate sensitive skin while supporting the skin barrier to keep it soft and comfortable. Clinical studies show it improves surface moisture and reduces dryness, roughness, and redness without irritation.
Sources: [Journal of Drugs in Dermatology, 2025](https://pubmed.ncbi.nlm.nih.gov/41037531/), [Journal of Cosmetic Dermatology, 2018](https://pubmed.ncbi.nlm.nih.gov/29356277/)

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

This serum goes in the evening routine, placed after your cleanser and soothing toner and before your moisturizer. Using it at night provides extra safety around sun exposure, and its soothing ingredients help calm redness and irritation on sensitive skin.

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

You can use this serum with retinol by applying the serum first to calm your skin and repair your barrier, followed by retinol after it absorbs. This combination is generally well tolerated, though starting slowly helps monitor how your sensitive skin responds.

### How often should I use this serum?

This serum is a great fit for sensitive skin and is used in the evening once a week to start, as it contains an acid that helps calm redness and irritation. People who tolerate it well and see good results may carefully use it more often. Panthenol helps improve skin hydration and comfort.
Sources: [American Journal of Clinical Dermatology, 2002](https://pubmed.ncbi.nlm.nih.gov/12113650/), [The Journal of Dermatological Treatment, 2017](https://pubmed.ncbi.nlm.nih.gov/27425824/)

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

This serum is unlikely to clog pores or cause breakouts for sensitive skin, as it features soothing ingredients with a safe profile and a low rate of reviewer complaints about breakouts. It helps calm redness and irritation while supporting skin comfort.
Sources: [American Journal of Clinical Dermatology, 2002](https://pubmed.ncbi.nlm.nih.gov/12113650/), [Dermatology and Therapy, 2024](https://pubmed.ncbi.nlm.nih.gov/38734843/)

### Is this serum fragrance-free and alcohol-free?

Yes, it has no fragrance and no drying alcohol.

## Alternatives for sensitive skin

- [COSRX The Vitamin C 23 Serum](https://lovi.care/skincare/ca/p/cosrx/the-vitamin-c-23-serum/for/sensitive-skin) — High fit — CA$33.98 at Amazon
- [Skin1004 Probio-Cica Intensive Ampoule](https://lovi.care/skincare/ca/p/skin1004/probio-cica-intensive-ampoule/for/sensitive-skin) — High fit — CA$24.44 at Amazon
- [The Ordinary Matrixyl 10% + HA](https://lovi.care/skincare/ca/p/the-ordinary/matrixyl-10-ha/for/sensitive-skin) — High fit — CA$14.40 at Amazon

## Pairs well with

- Cleanser: [Fresh Soy Face Cleanser](https://lovi.care/skincare/ca/p/fresh/soy-face-cleanser/for/sensitive-skin) — Superior fit — CA$44.95 at Amazon
- Soothing Toner: [Clarins Toning Lotion with Camomile](https://lovi.care/skincare/ca/p/clarins/soothing-toning-lotion/for/sensitive-skin) — Superior fit — CA$49.00 at Amazon
- Moisturizer with Sun Protection: [Torriden DIVE-IN Mild Sunscreen](https://lovi.care/skincare/ca/p/torriden/dive-in-mild-sunscreen/for/sensitive-skin) — Superior fit — CA$27.34 at Amazon

## Where to buy

No store in Canada has a checked price for this product, so the page shows none.

## 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
## About the Lovi Fit

Lovi: Unbiased, science-based skincare AI trained on real user outcomes.

Lovi calculates every fit score from the full ingredient list with brand-independent rules its 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. Levels from best to worst: Superior, High, Average, Low, Caution, Warning.

Behind this fit score: Nadia Kapleva, MS (Co-founder, Medical Director); Alexey Shagraev, PhD (Co-founder, CEO and CTO); Dr. Sofía Perea Pérez, MD, MSc (Medical Board); Aishani Shah, MD (Medical Board); Asya Zubkova, MS (Medical Board); Hanna Kurets, MD (Medical Board, Medical Advisor); Elina Nazarenko, MD (Medical Board); Victoria Derkova, MS (Medical Board).

Page built Nov 8, 2026.

More from Lovi: https://lovi.care/skincare/llms.txt

## This page in other countries

- United States: https://lovi.care/skincare/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin
- United Kingdom: https://lovi.care/skincare/uk/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin
- Ireland: https://lovi.care/skincare/ie/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin
- Germany: https://lovi.care/skincare/de/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin
- France: https://lovi.care/skincare/fr/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin
- Italy: https://lovi.care/skincare/it/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin
- Netherlands: https://lovi.care/skincare/nl/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin
- Spain: https://lovi.care/skincare/es/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin
- Canada: https://lovi.care/skincare/ca/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin (this page)
- Australia: https://lovi.care/skincare/au/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin
- Singapore: https://lovi.care/skincare/sg/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin
- Saudi Arabia: https://lovi.care/skincare/sa/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin
- United Arab Emirates: https://lovi.care/skincare/ae/p/cos-de-baha/azelaic-acid-10-serum/for/sensitive-skin