Beauty of Joseon
Pore Firming Serum : Red Bean PDRN™ + Peptide
Pore Firming Serum : Red Bean PDRN™ + Peptide is a serum from Beauty of Joseon. Its official ingredient list includes Niacinamide and Glycerin. The brand lists 27 ingredients in this formula; each is explained below with its documented cosmetic functions.
- Routine step
- Serum
- Formula
- 27 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. |
| Butylene Glycol | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| 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. |
| Niacinamide | Smoothing | |
| Glycerin | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| Polysorbate 20 | CleansingMixing oil and waterFragrance support | Helps remove dirt and residue from the skin. Helps oil and water combine in a formula. |
| Glycereth-26 | Moisture bindingTexture | Attracts and holds water. Adjusts how thick or fluid the formula is. |
| Squalane | SofteningSkin conditioningLipid support | Helps soften and smooth the skin. Used to help keep skin in good condition. |
| Carbomer | Formula stabilityGel textureTexture | |
| Tromethamine | pH controlScent | Helps keep the formula's acidity at the intended level. Adds or changes the product's scent. |
| Ethylhexylglycerin | Skin conditioningOdour controlFragrance support | Used to help keep skin in good condition. Helps reduce or cover unwanted odour. |
| 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. |
| Adenosine | Skin conditioning | Used to help keep skin in good condition. |
| Disodium EDTA | Formula stabilityFragrance supportTexture | Binds metal ions that can interfere with the formula. Supports the perfume or flavour mixture in a formula. |
| Hydrogenated Lecithin | Mixing oil and waterSkin conditioning | Helps oil and water combine in a formula. Used to help keep skin in good condition. |
| Coptis Japonica Root Extract | Skin conditioning | 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. |
| Ficus Carica (Fig) Fruit Extract | Moisture binding | Attracts and holds water. |
| Dioscorea Japonica Root Extract | Skin conditioning | Used to help keep skin in good condition. |
| Sodium DNA | Skin conditioning | Used to help keep skin in good condition. |
| Phaseolus Angularis Seed Extract | AntioxidantMoisture bindingSkin conditioningSofteningSkin protection | Slows reactions involving oxygen, helping protect against oxidation. Attracts and holds water. |
| Hydrolyzed Corn Starch | BindingFragrance supportMoisture bindingSkin conditioningTexture | Helps ingredients hold together. Supports the perfume or flavour mixture in a formula. |
| Ceramide NP | Skin conditioning | |
| Beta-Glucan | Formula bodySkin conditioning | Adds bulk to a formula. 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. |
| Dipeptide Diaminobutyroyl Benzylamide Diacetate | Skin conditioning | Used to help keep skin in good condition. |
More products in this category
Compare their ingredients and formulas.
Sources
- Beauty of Joseon: Pore Firming Serum : Red Bean PDRN™ + PeptideChecked 2026-10-07T13:01:29.876593+00:00