Round Lab
Soybean Nourishing Serum
Soybean Nourishing Serum is a serum from Round Lab. Its official ingredient list includes Glycerin and Panthenol. The brand lists 52 ingredients in this formula; each is explained below with its documented cosmetic functions.
- Routine step
- Serum
- Formula
- 52 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. |
| Propanediol | Moisture bindingFragrance supportDissolving ingredientsTexture | Attracts and holds water. Supports the perfume or flavour mixture in a formula. |
| Glycerin | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| Glycereth-26 | Moisture bindingTexture | Attracts and holds water. Adjusts how thick or fluid the formula is. |
| 1,2-Hexanediol | Skin conditioningFragrance supportDissolving ingredients | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| Coco-Caprylate/Caprate | SofteningSkin conditioning | Helps soften and smooth the skin. 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. |
| Glycine Max (Soybean) Seed Extract | Skin conditioningSkin protection | Used to help keep skin in good condition. Helps protect skin from external influences. |
| Squalane | SofteningSkin conditioningLipid support | Helps soften and smooth the skin. Used to help keep skin in good condition. |
| Ceramide NP | Skin conditioning | |
| Ceramide NS | Skin conditioning | Used to help keep skin in good condition. |
| Ceramide AP | Skin conditioning | |
| Ceramide AS | Skin conditioning | Used to help keep skin in good condition. |
| Ceramide EOP | Skin conditioning | |
| Hydrogenated Lecithin | Mixing oil and waterSkin conditioning | Helps oil and water combine in a formula. Used to help keep skin in good condition. |
| Stearic Acid | CleansingFormula stabilityScentLipid supportMixing oil and water | Helps remove dirt and residue from the skin. Helps an emulsion stay mixed. |
| Phytosphingosine | Skin conditioning | Used to help keep skin in good condition. |
| Cetearyl Alcohol | Formula stabilityFormula appearanceSofteningCleansingMixing oil and waterFoam supportTexture | Helps an emulsion stay mixed. Makes a formula less transparent. |
| Cholesterol | Light stabilitySkin conditioningSofteningMixing oil and waterTexture | Helps protect the formula from changes caused by light. Used to help keep skin in good condition. |
| Adenosine | Skin conditioning | Used to help keep skin in good condition. |
| Lactobacillus/Soymilk Ferment Filtrate | Skin conditioning | Used to help keep skin in good condition. |
| Lactobacillus/Rye Flour Ferment | Skin conditioning | Used to help keep skin in good condition. |
| Bacillus/Soybean Ferment Extract | Skin conditioning | Used to help keep skin in good condition. |
| Pantothenic Acid | Skin conditioning | Used to help keep skin in good condition. |
| Folic Acid | Skin conditioning | Used to help keep skin in good condition. |
| Pyridoxine | Skin conditioning | Used to help keep skin in good condition. |
| Thiamine HCl | ScentSkin conditioning | Adds or changes the product's scent. Used to help keep skin in good condition. |
| Riboflavin | ColourSkin conditioning | Adds colour to the product or to skin or hair. Used to help keep skin in good condition. |
| Cyanocobalamin | Skin conditioning | Used to help keep skin in good condition. |
| Hydroxydecyl Ubiquinone | Antioxidant | Slows reactions involving oxygen, helping protect against oxidation. |
| Niacinamide | Smoothing | |
| Tetradecyl Aminobutyroylvalylaminobutyric Urea Trifluoroacetate | Skin conditioning | Used to help keep skin in good condition. |
| Dipeptide Diaminobutyroyl Benzylamide Diacetate | Skin conditioning | Used to help keep skin in good condition. |
| Betaine | Moisture bindingSkin conditioningTexture | Attracts and holds water. Used to help keep skin in good condition. |
| Trehalose | Moisture bindingMoisture support | Attracts and holds water. Helps support the skin's water content. |
| Ethylhexylglycerin | Skin conditioningOdour controlFragrance support | Used to help keep skin in good condition. Helps reduce or cover unwanted odour. |
| Polyacrylate Crosspolymer-6 | Formula stabilityTexture | Helps an emulsion stay mixed. Adjusts how thick or fluid the formula is. |
| Acrylates/C10-30 Alkyl Acrylate Crosspolymer | Formula stabilityFilm formingTexture | Helps an emulsion stay mixed. Leaves a thin film on a surface after application. |
| Glyceryl Stearate Citrate | Skin conditioningSofteningMixing oil and water | Used to help keep skin in good condition. Helps soften and smooth the skin. |
| Butylene Glycol | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| Tocopherol | Skin conditioningAntioxidantFragrance support | Used to help keep skin in good condition. Slows reactions involving oxygen, helping protect against oxidation. |
| Theobroma Cacao (Cocoa) Seed Extract | Antioxidant | Slows reactions involving oxygen, helping protect against oxidation. |
| Polyglyceryl-3 Distearate | Mixing oil and water | Helps oil and water combine in a formula. |
| Tromethamine | pH controlScent | Helps keep the formula's acidity at the intended level. Adds or changes the product's scent. |
| Zea Mays (Corn) Starch | Exfoliating textureAbsorbingClump controlFragrance supportSkin protectionTexture | Adds particles that help remove surface material through rubbing. Takes up liquids or dissolved material. |
| Microcrystalline Cellulose | Exfoliating textureAbsorbingClump controlFormula bodyFormula stabilityFragrance supportLight stabilityFormula appearanceTexture | Adds particles that help remove surface material through rubbing. Takes up liquids or dissolved material. |
| Ascorbyl Glucoside | Antioxidant | Slows reactions involving oxygen, helping protect against oxidation. |
| Kaolin | Exfoliating textureAbsorbingClump controlFormula bodyColourFormula appearance | Adds particles that help remove surface material through rubbing. Takes up liquids or dissolved material. |
| Dextrin | AbsorbingBindingFormula bodyFragrance supportTexture | Takes up liquids or dissolved material. Helps ingredients hold together. |
| Magnesium Chloride | Fragrance supportTexture | Supports the perfume or flavour mixture in a formula. Adjusts how thick or fluid the formula is. |
| Mannitol | BindingFragrance supportMoisture bindingMoisture supportSkin conditioning | Helps ingredients hold together. Supports the perfume or flavour mixture in a formula. |
| Xanthan Gum | Mixing oil and waterSkin conditioningBindingFormula stabilityFragrance supportGel textureTexture | Helps oil and water combine in a formula. Used to help keep skin in good condition. |
More products in this category
Compare their ingredients and formulas.
Sources
- Round Lab: Soybean Nourishing SerumChecked 2026-10-07T13:00:42.394882+00:00