

COSRX
The Niacinamide 15 Serum
Uploaded on 05/12/2023
Total acne care with 15% niacinamide
highly concentrated serum that combines
the maximum concentration of niacinamide with optimal ratios of synergistic ingredients for total acne control.
Good Molecules
Niacinamide 10% Serum
Uploaded on 06/21/2019
Promote smooth, even skin and minimize the appearance of pores
with Niacinamide Serum from Good Molecules. Formulated with 10% niacinamide (vitamin B3), this lightweight serum helps to refine skin tone and texture for a brighter, healthier-looking complexion.
Ingredients
what‑it‑does | solvent |
Normal (well kind of - it's purified and deionized) water. Usually the main solvent in cosmetic products.
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what‑it‑does | cell-communicating ingredient | skin brightening | anti-acne | moisturizer/humectant |
A multi-functional skincare superstar that has clinically proven anti-aging, skin lightening, anti-inflammatory and barrier repair properties.
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what‑it‑does | solvent |
A clear, colorless liquid that works as a solvent and viscosity decreasing ingredient. It also has great skin-moisturizing abilities.
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what‑it‑does | skin-identical ingredient | moisturizer/humectant |
irritancy, com. | 0, 0 |
A real oldie but a goodie. Great natural moisturizer and skin-identical ingredient that plays an important role in skin hydration and general skin health.
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what‑it‑does | moisturizer/humectant |
A sugar beet derived amino acid derivative with nice skin protection and moisturization properties. Its special thing is being an osmolyte, a molecule that helps to control cell-water balance.
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what‑it‑does | viscosity controlling |
A helper ingredient that's good at stabilizing water-based formulas and also serves as a thickener.
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what‑it‑does | preservative |
Pretty much the current IT-preservative. It’s safe and gentle, and can be used up to 1% worldwide.
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what‑it‑does | preservative | antimicrobial/antibacterial |
A little helper ingredient that works as a preservative. It works against bacteria and some species of fungi and yeast.
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what‑it‑does | preservative |
It can boost the effectiveness of phenoxyethanol (and other preservatives) and as an added bonus it feels nice on the skin too.
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what‑it‑does | moisturizer/humectant | emollient |
A handy multi-tasking ingredient that gives the skin a nice, soft feel and also boosts the effectiveness of other preservatives.
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what‑it‑does | viscosity controlling |
A super commonly used thickener and emulsion stabilizer.
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what‑it‑does | emulsifying |
irritancy, com. | 0, 1-2 |
A handy helper ingredient that helps water and oil to mix nicely together.
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what‑it‑does | emulsifying | surfactant/cleansing |
A common little helper ingredient that helps water and oil to mix together, aka emulsifier.
what‑it‑does | emollient | emulsifying |
what‑it‑does | chelating |
Super common little helper ingredient that helps products to remain nice and stable for a longer time. It does so by neutralizing the metal ions in the formula (that usually get into there from water) that would otherwise cause some not so nice changes.
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what‑it‑does | emollient | perfuming |
A colorless to pale yellow liquid ester that makes the skin nice and smooth, aka emollient. It has a pleasant non-sticky, non-greasy feel to it and gives formulas smooth application properties.
what‑it‑does | emollient | emulsifying |
It's the chemically chopped up version of normal lecithin. Most often it's used to create liposomes and to coat and stabilize some other ingredient.
what‑it‑does | solvent | moisturizer/humectant |
A multi-functional, silky feeling helper ingredient that can do quite many things. It's used as an emulsion stabilizer, solvent, and a broad spectrum antimicrobial.
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what‑it‑does | moisturizer/humectant | solvent |
irritancy, com. | 0, 1 |
An often used glycol that works as a solvent, humectant, penetration enhancer and also gives a good slip to the products.
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what‑it‑does | skin-identical ingredient | skin brightening |
An amino sugar that helps the skin to stay hydrated, is also promising against wrinkles and can help to fade brown spots particularly when combined with niacinamide.
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what‑it‑does | solvent |
A multi-functional helper ingredient that acts as a humectant and emollient. It's also a solvent and can boost the effectiveness of preservatives.
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what‑it‑does | anti-acne | moisturizer/humectant |
A synergistic combination of Zinc and l-PCA that can reduce sebum production and limit the proliferation of evil acne-causing bacteria. A goodie for oily, acne-prone skin.
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what‑it‑does | moisturizer/humectant |
A type of sugar that has water-binding properties and helps to keep your skin hydrated.
If you ever wondered what those little Listerine breath strips were made of, you found your answer! Pullulan is a polysaccharide polymer, which basically means that it’s a big molecule made up of smaller sugar molecule units.
It dissolves in water and can make a thin, elastic, and moisture-absorbing film when spread on the skin that can cause an instant tightening effect.
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what‑it‑does | soothing |
irritancy, com. | 0, 0 |
Super common soothing ingredient. It can be found naturally in the roots & leaves of the comfrey plant, but more often than not what's in the cosmetic products is produced synthetically. It's not only soothing but it'
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what‑it‑does | chelating |
It’s one of those little helper ingredients that makes sure the product stays the same over time. No color change or anything like that. It does so by neutralizing the metal ions in the formula (that usually get into there from water) that would otherwise cause some not so nice changes.
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what‑it‑does | buffering |
An AHA that comes from citrus fruits. It is usually used as a helper ingredient to adjust the pH of the formula.
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what‑it‑does | antioxidant |
irritancy, com. | 0-3, 0-3 |
Pure Vitamin E. Great antioxidant that gives significant photoprotection against UVB rays. Works in synergy with Vitamin C.
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