COSRX
5 PDRN B5 Vital Soothing Toner
5 PDRN B5 Vital Soothing Toner is a toner from COSRX. Its official ingredient list includes Glycerin and Niacinamide. The brand lists 38 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. |
| Butylene Glycol | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| Glycerin | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| Niacinamide | Smoothing | |
| Pentylene Glycol | Skin conditioningFragrance supportDissolving ingredients | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| 2,3-Butanediol | ScentMoisture bindingSkin conditioningDissolving ingredients | Adds or changes the product's scent. Attracts and holds water. |
| 1,2-Hexanediol | Skin conditioningFragrance supportDissolving ingredients | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Betaine | Moisture bindingSkin conditioningTexture | Attracts and holds water. Used to help keep skin in good condition. |
| Diethoxyethyl Succinate | Dissolving ingredients | Helps other ingredients dissolve in the formula. |
| Sodium DNA | Skin conditioning | Used to help keep skin in good condition. |
| Carbomer | Formula stabilityGel textureTexture | |
| Arginine | Skin conditioningScent | Used to help keep skin in good condition. Adds or changes the product's scent. |
| Panthenol | Skin conditioningFragrance support | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Ethylhexylglycerin | Skin conditioningOdour controlFragrance support | Used to help keep skin in good condition. Helps reduce or cover unwanted odour. |
| Adenosine | Skin conditioning | Used to help keep skin in good condition. |
| Hydrolyzed Corn Starch | BindingFragrance supportMoisture bindingSkin conditioningTexture | Helps ingredients hold together. Supports the perfume or flavour mixture in a formula. |
| Disodium EDTA | Formula stabilityFragrance supportTexture | Binds metal ions that can interfere with the formula. Supports the perfume or flavour mixture in a formula. |
| Allantoin | ComfortSkin conditioningSkin protection | Helps ease discomfort on skin or the scalp. Used to help keep skin in good condition. |
| Sucrose | Fragrance supportMoisture bindingSkin conditioningComfort | Supports the perfume or flavour mixture in a formula. Attracts and holds water. |
| Lactobacillus Ferment | Skin conditioning | Used to help keep skin in good condition. |
| Pantothenic Acid | Skin conditioning | 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. |
| Hydrolyzed Collagen | Film formingMoisture bindingSkin conditioningSoftening | Leaves a thin film on a surface after application. Attracts and holds water. |
| Centella Asiatica Extract | CleansingComfortSkin conditioningSmoothingToning | Helps remove dirt and residue from the skin. Helps ease discomfort on skin or the scalp. |
| Propanediol | Moisture bindingFragrance supportDissolving ingredientsTexture | Attracts and holds water. 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. |
| Sodium Phytate | Formula stability | Binds metal ions that can interfere with the formula. |
| Sodium Hyaluronate | Moisture bindingSkin conditioning | |
| Hydrolyzed DNA | Skin conditioning | Used to help keep skin in good condition. |
| Caprylyl Glycol | SofteningSkin conditioningOdour controlFragrance support | Helps soften and smooth the skin. Used to help keep skin in good condition. |
| Hydroxypropyltrimonium Hyaluronate | Film forming | Leaves a thin film on a surface after application. |
| Acetyl Hexapeptide-8 | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| Hydrolyzed Hyaluronic Acid | Moisture bindingSkin conditioning | |
| Sodium Acetylated Hyaluronate | Moisture binding | Attracts and holds water. |
| Hyaluronic Acid | Moisture bindingMoisture supportSkin conditioning | |
| Hydrolyzed Sodium Hyaluronate | Skin conditioning | Used to help keep skin in good condition. |
| Sodium Hyaluronate Crosspolymer | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| Potassium Hyaluronate | Skin conditioning | Used to help keep skin in good condition. |
Sources
- COSRX: 5 PDRN B5 Vital Soothing TonerChecked 2026-10-05T21:29:29.439300+00:00