haruharu wonder
Soothing Serum
Soothing Serum is a serum from haruharu wonder. Its official ingredient list includes Glycerin and Niacinamide. The brand lists 40 ingredients in this formula; each is explained below with its documented cosmetic functions.
- Routine step
- Serum
- Formula
- 40 listed ingredients
- Source version
- US brand store
- Formula checked
- 7 October 2026
Inside the formula
A few ingredients worth getting to know, and the roles they play.
Ingredient roles do not establish how well the finished product works. Open a card for its explanation and sources.
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 |
|---|---|---|
| Water | Fragrance supportDissolving ingredients | Supports the perfume or flavour mixture in a formula. Helps other ingredients dissolve in the formula. |
| Glycerin | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| Isopentyldiol | Dissolving ingredients | Helps other ingredients dissolve in the formula. |
| Niacinamide | Smoothing | |
| Methyl Gluceth-20 | Moisture bindingMoisture support | Attracts and holds water. Helps support the skin's water content. |
| 1,2-Hexanediol | Skin conditioningFragrance supportDissolving ingredients | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Diphenyl Dimethicone | Foam controlSkin conditioningSofteningMixing oil and water | Helps reduce foaming while a product is made or applied. Used to help keep skin in good condition. |
| Triethylhexanoin | ScentSkin conditioning | Adds or changes the product's scent. Used to help keep skin in good condition. |
| Panthenol | Skin conditioningFragrance support | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Butylene Glycol | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| Carbomer | Formula stabilityGel textureTexture | |
| Tromethamine | pH controlScent | Helps keep the formula's acidity at the intended level. Adds or changes the product's scent. |
| Polyglyceryl-10 Myristate | Skin conditioning | Used to help keep skin in good condition. |
| Ethylhexylglycerin | Skin conditioningOdour controlFragrance support | Used to help keep skin in good condition. Helps reduce or cover unwanted odour. |
| Acrylates/C10-30 Alkyl Acrylate Crosspolymer | Formula stabilityFilm formingTexture | Helps an emulsion stay mixed. Leaves a thin film on a surface after application. |
| Dioscorea Japonica Root Extract | Skin conditioning | Used to help keep skin in good condition. |
| Sodium Polyacrylate | SofteningSkin conditioningAbsorbingBindingFormula stabilityFilm formingTexture | Helps soften and smooth the skin. Used to help keep skin in good condition. |
| PVM/MA Copolymer | BindingFormula stabilityFilm formingTexture | Helps ingredients hold together. Helps an emulsion stay mixed. |
| 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. |
| Beta-Glucan | Formula bodySkin conditioning | Adds bulk to a formula. Used to help keep skin in good condition. |
| Hydrogenated Lecithin | Mixing oil and waterSkin conditioning | Helps oil and water combine in a formula. Used to help keep skin in good condition. |
| Centella Asiatica Extract | CleansingComfortSkin conditioningSmoothingToning | Helps remove dirt and residue from the skin. Helps ease discomfort on skin or the scalp. |
| Sucrose | Fragrance supportMoisture bindingSkin conditioningComfort | Supports the perfume or flavour mixture in a formula. Attracts and holds water. |
| Ficus Carica (Fig) Fruit Extract | Moisture binding | Attracts and holds water. |
| Ceramide NP | Skin conditioning | |
| Sodium DNA | Skin conditioning | Used to help keep skin in good condition. |
| Dimethylsilanol Hyaluronate | Moisture bindingMoisture supportSkin conditioning | Attracts and holds water. Helps support the skin's water content. |
| Hydrolyzed Hyaluronic Acid | Moisture bindingSkin conditioning | |
| Hydrolyzed Sodium Hyaluronate | Skin conditioning | Used to help keep skin in good condition. |
| Sodium Hyaluronate | Moisture bindingSkin conditioning | |
| Squalane | SofteningSkin conditioningLipid support | Helps soften and smooth the skin. Used to help keep skin in good condition. |
| Hyaluronic Acid | Moisture bindingMoisture supportSkin conditioning | |
| Azelaic Acid | pH controlScent | Helps keep the formula's acidity at the intended level. Adds or changes the product's scent. |
| Potassium 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. |
| Hydroxypropyltrimonium Hyaluronate | Film forming | Leaves a thin film on a surface after application. |
| Sodium PCA | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| Sodium Hyaluronate Dimethylsilanol | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| Sodium Acetylated Hyaluronate | Moisture binding | Attracts and holds water. |
More products in this category
Compare their ingredients and formulas.
Sources
- haruharu wonder: Soothing SerumChecked 2026-10-07T13:01:18.914292+00:00