MEDIHEAL Vitamin C Brightening Serum vs Knours. PDRN Rice & Green Tea Revitalizing Serum

The Knours. PDRN Rice & Green Tea Revitalizing Serum and MEDIHEAL Vitamin C Brightening Serum share a number of common ingredients that are often found in hydrating and brightening products. Both formulas include niacinamide and sodium hyaluronate, which are recognized for their skin-soothing and moisture-retaining properties. However, they diverge in focus; the Knours. serum harnesses the benefits of rice and green tea extracts aimed at revitalizing the skin, while MEDIHEAL emphasizes its vitamin C content alongside botanical extracts intended for brightening and skin tone improvement. This difference suggests that while they may serve overlapping functions in hydration, their distinct active ingredients can lead to different results depending on what one’s skin concerns may be.

The Knours. serum uses unique components like oryza sativa bran water and saccharomyces rice ferment, promoting a revitalizing effect, especially beneficial for dry skin types. In contrast, the MEDIHEAL serum includes ingredients like melia azadirachta leaf extract and curcuma longa root extract, known for their antioxidant and anti-inflammatory properties, which could appeal to those looking to enhance skin radiance and clarity.

In summary, both serums offer beneficial ingredients but are designed with slightly different primary goals in mind, making one potentially more suitable than the other depending on specific skin needs.

Match
72%
Price
$18.70
Category
Treatments Serums
Type
Face Serum
Ingredients
39 ingredients
Buy
Match
72%
Price
$26.00
Category
Treatments Serums
Type
Face Serum
Ingredients
62 ingredients
Buy

What's inside

What's inside

Key ingredients

Key ingredients

Benefits

Benefits

Concerns

Concerns

Ingredients Side-by-side

  1. WaterSolvent
  2. GlycerinDenaturant, Fragrance, Hair Conditioner, Humectant, Oral Care, Perfuming Agent, Humectant Skin Conditioner, Skin Protectant, Solvent, Viscosity Controller
  3. Butylene GlycolFragrance, Humectant, Skin Conditioner, Solvent, Viscosity Controller
  4. BetaineHair Conditioner, Humectant, Humectant Skin Conditioner
  5. NiacinamideSmoothing Agent
  6. 1,2-HEXANEDIOLSkin Conditioner, Solvent
  7. METHYLPROPANEDIOLSolvent
  8. MELIA AZADIRACHTA FLOWER EXTRACTSkin Conditioner
+31 more ingredients
  1. OCIMUM SANCTUM LEAF EXTRACTSkin Conditioner
  2. MELIA AZADIRACHTA LEAF EXTRACTSkin Conditioner
  3. CURCUMA LONGA ROOT EXTRACTFragrance, Perfuming Agent
  4. CORALLINA OFFICINALIS EXTRACTSkin Conditioner
  5. Sodium HyaluronateHumectant, Skin Conditioner
  6. HYDROLYZED HYALURONIC ACIDHair Conditioner, Humectant, Skin Conditioner
  7. THEOBROMA CACAO EXTRACTSkin Conditioner
  8. PanthenolAntistatic, Hair Conditioner, Skin Conditioner
  9. POLYGLYCERYL-10 LAURATEOther Skin Conditioner, Emulsifying Surfactant
  10. HYDROGENATED LECITHINSkin Conditioner, Emulsifying Surfactant
  11. AMMONIUM ACRYLOYLDIMETHYLTAURATE / VP COPOLYMERViscosity Controller
  12. TROMETHAMINEBuffering Agent, Fragrance
  13. CAPRYLIC / CAPRIC TRIGLYCERIDEFragrance, Perfuming Agent, Occlusive Skin Conditioner, Solvent
  14. EthylhexylglycerinDeodorant, Skin Conditioner
  15. PropanediolSolvent, Viscosity Controller
  16. AdenosineSkin Conditioner
  17. TocopherolAntioxidant, Fragrance, Other Skin Conditioner, Occlusive Skin Conditioner
  18. POLYGLYCERYL-10 OLEATESkin Conditioner
  19. HYDROLYZED GLYCOSAMINOGLYCANSHair Conditioner, Humectant, Skin Conditioner
  20. 3-O-ETHYL ASCORBIC ACIDSkin Conditioner
  21. SODIUM PHYTATEChelating Agent, Oral Care
  22. Ascorbic AcidAntioxidant, Buffering Agent, Fragrance, Skin Conditioner
  23. Ceramide NPHair Conditioner, Other Skin Conditioner
  24. BENZYL GLYCOLSolvent
  25. BETA-GLUCANBulking Agent, Other Skin Conditioner
  26. DEXTRINAbsorbent, Binding Agent, Bulking Agent, Viscosity Controller
  27. CAPRYLOYL SALICYLIC ACIDSkin Conditioner
  28. GLUCONOLACTONEChelating Agent, Skin Conditioner
  29. CARBOMEREmulsion Stabilizer, Gel Former, Viscosity Controller
  30. Xanthan GumBinding Agent, Emulsion Stabilizer, Gel Former, Skin Conditioner, Cleansing Surfactant, Emulsifying Surfactant, Viscosity Controller
  31. FragranceFragrance

Ingredients Side-by-side

  1. WaterSolvent
  2. 1,2-HEXANEDIOLSkin Conditioner, Solvent
  3. Butylene GlycolFragrance, Humectant, Skin Conditioner, Solvent, Viscosity Controller
  4. ISOPENTYLDIOLSolvent
  5. NiacinamideSmoothing Agent
  6. GlycerinDenaturant, Fragrance, Hair Conditioner, Humectant, Oral Care, Perfuming Agent, Humectant Skin Conditioner, Skin Protectant, Solvent, Viscosity Controller
  7. ORYZA SATIVA BRAN WATERFragrance, Perfuming Agent
  8. SACCHAROMYCES / RICE FERMENT FILTRATESkin Conditioner
+54 more ingredients
  1. METHYLPROPANEDIOLSolvent
  2. CAMELLIA SINENSIS LEAF WATERFragrance, Perfuming Agent, Tonic
  3. Sodium HyaluronateHumectant, Skin Conditioner
  4. Pentylene GlycolSkin Conditioner, Solvent
  5. HYDROLYZED HYALURONIC ACIDHair Conditioner, Humectant, Skin Conditioner
  6. CAPRYLIC / CAPRIC TRIGLYCERIDEFragrance, Perfuming Agent, Occlusive Skin Conditioner, Solvent
  7. PEG-60 HYDROGENATED CASTOR OILCleansing Surfactant, Emulsifying Surfactant
  8. CARBOMEREmulsion Stabilizer, Gel Former, Viscosity Controller
  9. PanthenolAntistatic, Hair Conditioner, Skin Conditioner
  10. INULIN LAURYL CARBAMATEEmulsion Stabilizer, Cleansing Surfactant
  11. ARGININEAntistatic, Fragrance, Hair Conditioner, Skin Conditioner
  12. HYDROGENATED LECITHINSkin Conditioner, Emulsifying Surfactant
  13. POLYGLUTAMIC ACIDSkin Conditioner
  14. SODIUM POLYACRYLATEAbsorbent, Binding Agent, Emulsion Stabilizer, Film Former, Hair Fixative, Skin Conditioner, Emollient Skin Conditioner, Viscosity Controller
  15. AdenosineSkin Conditioner
  16. PropanediolSolvent, Viscosity Controller
  17. ELAEIS GUINEENSIS OILEmollient Skin Conditioner
  18. Disodium EDTAChelating Agent, Viscosity Controller
  19. ZANTHOXYLUM PIPERITUM FRUIT EXTRACTSkin Conditioner
  20. PULSATILLA KOREANA EXTRACTSkin Conditioner
  21. MALT EXTRACTSkin Protectant, Tonic
  22. HYDROLYZED RICE BRAN PROTEINAntistatic, Hair Conditioner, Skin Conditioner
  23. HYDROLYZED RICE PROTEINAntistatic, Hair Conditioner, Skin Conditioner
  24. POLYGLYCERYL-4 OLEATEEmulsifying Surfactant
  25. KUMMEROWIA STRIATA EXTRACTSkin Conditioner
  26. ORYZA SATIVA GERM EXTRACTEmollient Skin Conditioner
  27. ORYZA SATIVA EXTRACTAbrasive, Absorbent, Bulking Agent, Hair Conditioner, Skin Conditioner
  28. ORYZA SATIVA BRAN EXTRACTSkin Conditioner, Skin Protectant
  29. Ceramide NPHair Conditioner, Other Skin Conditioner
  30. CINCHONA PUBESCENS BARK EXTRACTSkin Conditioner
  31. RICE AMINO ACIDSHair Conditioner, Skin Conditioner
  32. EthylhexylglycerinDeodorant, Skin Conditioner
  33. VIGNA ANGULARIS SEED EXTRACTSkin Protectant
  34. HORDEUM VULGARE EXTRACTSkin Conditioner, Emollient Skin Conditioner
  35. Avena Sativa Kernel ExtractAbrasive, Antioxidant, Skin Conditioner, Emollient Skin Conditioner
  36. SUCROSE PALMITATESkin Conditioner, Emollient Skin Conditioner, Cleansing Surfactant, Emulsifying Surfactant
  37. CANNABIS SATIVA SEED EXTRACTEmollient Skin Conditioner
  38. TocopherolAntioxidant, Fragrance, Other Skin Conditioner, Occlusive Skin Conditioner
  39. SOLUBLE COLLAGENAntistatic, Film Former, Hair Conditioner, Humectant, Skin Conditioner
  40. SODIUM STEAROYL GLUTAMATECleansing Agent, Hair Conditioner, Skin Conditioner, Emulsifying Surfactant
  41. LEPTOSPERMUM SCOPARIUM LEAF EXTRACTSkin Conditioner
  42. HYDROXYPROPYLTRIMONIUM HYALURONATEFilm Former
  43. LINOLEIC ACIDAntistatic, Cleansing Agent, Hair Conditioner, Skin Conditioner, Emollient Skin Conditioner, Cleansing Surfactant
  44. RETINYL PALMITATEOther Skin Conditioner
  45. SODIUM SURFACTINCleansing Agent, Gel Former, Cleansing Surfactant, Emulsifying Surfactant
  46. LINOLENIC ACIDAntistatic, Cleansing Agent, Hair Conditioner, Perfuming Agent, Skin Conditioner, Emollient Skin Conditioner, Cleansing Surfactant
  47. SODIUM ACETYLATED HYALURONATEHumectant
  48. SALVIA HISPANICA SEED EXTRACTSkin Conditioner, Emollient Skin Conditioner
  49. BIOTINHair Conditioner, Other Skin Conditioner
  50. SODIUM DNASkin Conditioner
  51. CAMELLIA SINENSIS LEAF EXTRACTAntimicrobial, Antioxidant, Astringent, Fragrance, Humectant, Oral Care, Skin Conditioner, Emollient Skin Conditioner, Skin Protectant, Tonic, UV Absorber
  52. HYDROLYZED SODIUM HYALURONATESkin Conditioner
  53. POTASSIUM HYALURONATESkin Conditioner
  54. Ascorbic AcidAntioxidant, Buffering Agent, Fragrance, Skin Conditioner

Ingredients Explained

Water

Solvent · Shared

Aqua, commonly known as water, serves primarily as a solvent in cosmetic formulations. It is the most abundant ingredient in many products and is essential for dissolving other ingredients, facilitating their application and absorption on the skin. Formulators often add Aqua to create a suitable texture and consistency, ensuring that products are easy to spread and apply. Additionally, water can help to hydrate the skin, making it a vital component in many moisturizing formulations.

Glycerin

Denaturant, Fragrance, Hair Conditioner, Humectant, Oral Care, Perfuming Agent, Humectant Skin Conditioner, Skin Protectant, Solvent, Viscosity Controller · Shared

GLYCERIN is a versatile ingredient commonly used in cosmetics for its multiple functions. It acts as a humectant, which means it helps to attract moisture to the skin and hair, making it beneficial for maintaining hydration. Additionally, it serves as a skin-conditioning agent, enhancing the overall feel and appearance of the skin. As a denaturant, it can modify the properties of other ingredients, while its role as a solvent allows for the effective dissolution of other components in a formulation. Furthermore, GLYCERIN contributes to viscosity control, helping to achieve the desired thickness of a product. Its use in oral care products highlights its broad applicability across different cosmetic categories. Formulators may add GLYCERIN to improve the texture, stability, and moisturizing properties of their formulations.

Butylene-Glycol

Fragrance, Humectant, Skin Conditioner, Solvent, Viscosity Controller · Shared

Butylene Glycol is a versatile ingredient commonly used in cosmetic formulations as a solvent and humectant. As a solvent, it helps to dissolve other ingredients, ensuring a uniform distribution and enhancing the overall texture of the product. Its humectant properties allow it to attract moisture from the environment into the skin, contributing to hydration and improving the skin's moisture retention. Formulators may add Butylene Glycol to enhance the sensory experience of a product, improve its stability, and boost the efficacy of other active ingredients.

Niacinamide

Smoothing Agent · Shared

Niacinamide, also known as Vitamin B3, is a versatile ingredient commonly used in cosmetic formulations for its active and skin-conditioning properties. It is known to help improve the appearance of skin texture, enhance moisture retention, and support the skin's barrier function. Formulators may add Niacinamide to products to provide a range of benefits, including promoting a more even skin tone and reducing the appearance of fine lines and wrinkles. Its compatibility with various skin types makes it a popular choice in many skincare products.

1-2-Hexanediol

Skin Conditioner, Solvent · Shared

1,2-HEXANEDIOL is a synthetic diol that serves primarily as a skin-conditioning agent and solvent in cosmetic formulations. Its skin-conditioning properties help to improve the feel and texture of products on the skin, making them more pleasant to use. Additionally, as a solvent, it aids in dissolving other ingredients, ensuring a uniform and stable formulation. Formulators may choose to include 1,2-HEXANEDIOL for its ability to enhance product performance and sensory attributes, contributing to an overall improved user experience.

Methylpropanediol

Solvent · Shared

METHYLPROPANEDIOL is a synthetic compound commonly used in cosmetic formulations primarily as a solvent. Its ability to dissolve other ingredients makes it valuable for enhancing the texture and application of products. Formulators may add METHYLPROPANEDIOL to improve the overall feel of a formulation and to help deliver active ingredients more effectively. Additionally, it can contribute to the stability of the product by preventing separation of components, thereby ensuring a uniform consistency throughout the product's shelf life.

Sodium-Hyaluronate

Humectant, Skin Conditioner · Shared

Sodium Hyaluronate is the sodium salt of hyaluronic acid, a naturally occurring substance in the body known for its remarkable ability to retain moisture. As a humectant, it attracts and binds water to the skin, helping to maintain hydration and improve the skin's overall texture and appearance. Formulators often include Sodium Hyaluronate in cosmetic products to enhance moisture levels, promote a plump and youthful look, and provide a smooth application experience. Its lightweight nature allows for easy absorption, making it a popular choice in various skincare formulations.

Hydrolyzed-Hyaluronic-Acid

Hair Conditioner, Humectant, Skin Conditioner · Shared

HYDROLYZED HYALURONIC ACID is a modified form of hyaluronic acid that has been broken down into smaller molecules, allowing for better penetration and absorption in cosmetic formulations. It serves multiple functions, primarily as a humectant, which helps to attract and retain moisture in the skin and hair. Additionally, it acts as a skin-conditioning and hair-conditioning agent, contributing to a smoother and more hydrated appearance. Formulators may include this ingredient to enhance the moisturizing properties of their products, providing a more effective hydration solution for both skin and hair.