COSRX
Azelaic Acid 10 B5 Redness Soothing Cream
Azelaic Acid 10 B5 Redness Soothing Cream is a moisturiser from COSRX. Its official ingredient list includes Azelaic Acid and Glycerin. The brand lists 40 ingredients in this formula; each is explained below with its documented cosmetic functions.
Ingredients, decoded
The ingredient list below comes from the brand's formula listing. Open an explanation to see the evidence and things to keep in mind.
| On the label | What it does | The plain-English take |
|---|---|---|
| AQUA/WATER | Fragrance supportDissolving ingredients | Supports the perfume or flavour mixture in a formula. Helps other ingredients dissolve in the formula. |
| AZELAIC ACID | pH controlScent | Helps keep the formula's acidity at the intended level. Adds or changes the product's scent. |
| PROPANEDIOL | Moisture bindingFragrance supportDissolving ingredientsTexture | Attracts and holds water. Supports the perfume or flavour mixture in a formula. |
| GLYCERIN | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| COCO-CAPRYLATE/CAPRATE | SofteningSkin conditioning | Helps soften and smooth the skin. Used to help keep skin in good condition. |
| C9-12 ALKANE | SofteningDissolving ingredients | Helps soften and smooth the skin. Helps other ingredients dissolve in the formula. |
| CETEARYL ALCOHOL | Formula stabilityFormula appearanceSofteningCleansingMixing oil and waterFoam supportTexture | Helps an emulsion stay mixed. Makes a formula less transparent. |
| C12-15 ALKYL BENZOATE | Skin conditioningSoftening | Used to help keep skin in good condition. Helps soften and smooth the skin. |
| SORBITAN STEARATE | Mixing oil and water | Helps oil and water combine in a formula. |
| CETEARYL OLIVATE | SofteningMixing oil and waterFormula stabilitySlip and feel | Helps soften and smooth the skin. Helps oil and water combine in a formula. |
| 1,2-HEXANEDIOL | Skin conditioningFragrance supportDissolving ingredients | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| DIMETHICONOL | Foam controlMoisture supportSoftening | Helps reduce foaming while a product is made or applied. Helps support the skin's water content. |
| AMMONIUM ACRYLOYLDIMETHYLTAURATE/VP COPOLYMER | Texture | Adjusts how thick or fluid the formula is. |
| SORBITAN OLIVATE | Mixing oil and water | Helps oil and water combine in a formula. |
| HYDROXYETHYL ACRYLATE/SODIUM ACRYLOYLDIMETHYL TAURATE COPOLYMER | Formula stabilityTexture | Helps an emulsion stay mixed. Adjusts how thick or fluid the formula is. |
| TROMETHAMINE | pH controlScent | Helps keep the formula's acidity at the intended level. Adds or changes the product's scent. |
| SUCROSE COCOATE | Skin conditioningMixing oil and water | Used to help keep skin in good condition. Helps oil and water combine in a formula. |
| SODIUM POLYACRYLOYLDIMETHYL TAURATE | Formula stabilityTexture | Helps an emulsion stay mixed. Adjusts how thick or fluid the formula is. |
| SODIUM METAPHOSPHATE | pH controlFormula stability | Helps keep the formula's acidity at the intended level. Binds metal ions that can interfere with the formula. |
| ETHYLHEXYLGLYCERIN | Skin conditioningOdour controlFragrance support | Used to help keep skin in good condition. Helps reduce or cover unwanted odour. |
| SORBITAN ISOSTEARATE | Mixing oil and water | Helps oil and water combine in a formula. |
| PANTHENOL | Skin conditioningFragrance support | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| TOCOPHEROL | Skin conditioningAntioxidantFragrance support | Used to help keep skin in good condition. Slows reactions involving oxygen, helping protect against oxidation. |
| MADECASSOSIDE | AntioxidantSkin conditioning | Slows reactions involving oxygen, helping protect against oxidation. Used to help keep skin in good condition. |
| NIACINAMIDE | Smoothing | |
| ALLANTOIN | ComfortSkin conditioningSkin protection | Helps ease discomfort on skin or the scalp. Used to help keep skin in good condition. |
| DIPOTASSIUM GLYCYRRHIZATE | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| ZINC PCA | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| GLUCONOLACTONE | Formula stabilitySkin conditioning | Binds metal ions that can interfere with the formula. Used to help keep skin in good condition. |
| ALPHA-ARBUTIN | AntioxidantLighteningSkin conditioning | Slows reactions involving oxygen, helping protect against oxidation. Used to lighten the shade of skin or hair. |
| ASIATICOSIDE | AntioxidantScentSkin conditioning | Slows reactions involving oxygen, helping protect against oxidation. Adds or changes the product's scent. |
| MADECASSIC ACID | Skin conditioning | Used to help keep skin in good condition. |
| ASIATIC ACID | Light stabilitySkin conditioning | Helps protect the formula from changes caused by light. Used to help keep skin in good condition. |
| SODIUM HYALURONATE | Moisture bindingSkin conditioning | |
| HYDROLYZED HYALURONIC ACID | Moisture bindingSkin conditioning | |
| SODIUM HYALURONATE CROSSPOLYMER | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| GLYCYRRHIZA URALENSIS (LICORICE) ROOT EXTRACT | Skin conditioning | Used to help keep skin in good condition. |
| HYALURONIC ACID | Moisture bindingMoisture supportSkin conditioning | |
| DISODIUM EDTA | Formula stabilityFragrance supportTexture | Binds metal ions that can interfere with the formula. Supports the perfume or flavour mixture in a formula. |
| SODIUM ACETYLATED HYALURONATE | Moisture binding | Attracts and holds water. |
Sources
- COSRX: Azelaic Acid 10 B5 Redness Soothing CreamChecked 2026-10-05T21:29:30.010927+00:00