COSRX Airy-Light Clear Sunscreen Stick SPF 50 vs ROUND LAB Birch Juice Moisturizing UVLOCK Sun Stick SPF 50

Both products provide effective sun protection with SPF 50, utilizing a blend of chemical filters for broad-spectrum coverage. The ROUND LAB variant emphasizes hydration with ingredients like birch juice and vitamin C, appealing to those seeking additional skin benefits. In contrast, the COSRX stick focuses on a lightweight, silicone-infused texture that offers a smooth application and a weightless feel. While both are suitable for acne-prone skin, the ROUND LAB product includes allantoin and aloe, which may be more beneficial for sensitive skin types. Additionally, the COSRX option is noted for its affordability, making it an attractive choice for budget-conscious consumers. Ultimately, the decision may hinge on personal preferences regarding texture and specific skin needs.

Match
72%
Price
$23.00
Category
Bodycare
Type
Body Sunscreen
Ingredients
30 ingredients
Buy
Match
72%
Price
$24.99
Category
Bodycare
Type
Body Sunscreen
Ingredients
45 ingredients
Buy

What's inside

What's inside

Key ingredients

Key ingredients

Benefits

Benefits

Concerns

Concerns

Ingredients Side-by-side

  1. DIETHYLHEXYL CARBONATESkin Conditioner, Emollient Skin Conditioner
  2. HomosalateFragrance, UV Absorber, UV Filter
  3. METHYL METHACRYLATE CROSSPOLYMERFilm Former
  4. SYNTHETIC WAXAbrasive, Binding Agent, Emulsion Stabilizer, Fragrance, Viscosity Controller
  5. OctocryleneLight Stabilizer, UV Absorber, UV Filter
  6. DimethiconeAntifoaming, Skin Conditioner, Emollient Skin Conditioner, Skin Protectant
  7. DIMETHICONE / VINYL DIMETHICONE CROSSPOLYMERSkin Conditioner, Viscosity Controller
  8. OctisalateUV Filter
+22 more ingredients
  1. BUTYLOCTYL SALICYLATEHair Conditioner, Skin Conditioner, Solvent
  2. ISOPROPYL PALMITATEBinding Agent, Fragrance, Perfuming Agent, Emollient Skin Conditioner
  3. AvobenzoneUV Filter
  4. DIISOSTEARYL MALATESkin Conditioner, Emollient Skin Conditioner, Cleansing Surfactant
  5. DIMETHICONOLAntifoaming, Moisturizing, Emollient Skin Conditioner
  6. TRISILOXANEAntifoaming, Other Skin Conditioner
  7. DIPHENYLSILOXY PHENYL TRIMETHICONEAntifoaming, Hair Conditioner, Skin Conditioner
  8. ETHYLHEXYL ISONONANOATEEmollient Skin Conditioner
  9. SYNTHETIC FLUORPHLOGOPITEBulking Agent, Viscosity Controller
  10. POLYETHYLENEAbrasive, Film Former, Viscosity Controller
  11. PolymethylsilsesquioxaneOpacifying Agent
  12. BIS-BEHENYL / ISOSTEARYL / PHYTOSTERYL DIMER DILINOLEYL DIMER DILINOLEATEHair Conditioner, Skin Conditioner, Emollient Skin Conditioner, Viscosity Controller
  13. ETHYLENE / PROPYLENE COPOLYMERAbrasive, Bulking Agent, Film Former
  14. CAMELLIA JAPONICA SEED OILSkin Conditioner, Emollient Skin Conditioner
  15. SILICA DIMETHYL SILYLATEAnti-Caking, Antifoaming, Emulsion Stabilizer, Emollient Skin Conditioner, Viscosity Controller
  16. DIMETHICONE CROSSPOLYMEREmulsion Stabilizer, Hair Fixative, Viscosity Controller
  17. CANDELILLA WAX ESTERSFilm Former
  18. COPERNICIA CERIFERA WAXabrasive, epilating, exfoliating, film-forming, skin-conditioning-emollient, viscosity-controlling
  19. 3-O-ETHYL ASCORBIC ACIDSkin Conditioner
  20. PanthenolAntistatic, Hair Conditioner, Skin Conditioner
  21. Sodium HyaluronateHumectant, Skin Conditioner
  22. TOCOPHERYL ACETATEAntioxidant, Skin Conditioner

Ingredients Side-by-side

  1. HomosalateFragrance, UV Absorber, UV Filter
  2. OctocryleneLight Stabilizer, UV Absorber, UV Filter
  3. OctisalateUV Filter
  4. AvobenzoneUV Filter
  5. DIETHYLHEXYL CARBONATESkin Conditioner, Emollient Skin Conditioner
  6. DimethiconeAntifoaming, Skin Conditioner, Emollient Skin Conditioner, Skin Protectant
  7. METHYL METHACRYLATE CROSSPOLYMERFilm Former
  8. SYNTHETIC WAXAbrasive, Binding Agent, Emulsion Stabilizer, Fragrance, Viscosity Controller
+37 more ingredients
  1. DIPHENYLSILOXY PHENYL TRIMETHICONEAntifoaming, Hair Conditioner, Skin Conditioner
  2. BUTYLOCTYL SALICYLATEHair Conditioner, Skin Conditioner, Solvent
  3. ISOPROPYL PALMITATEBinding Agent, Fragrance, Perfuming Agent, Emollient Skin Conditioner
  4. PHENETHYL BENZOATEPerfuming Agent, Emollient Skin Conditioner
  5. DIISOSTEARYL MALATESkin Conditioner, Emollient Skin Conditioner, Cleansing Surfactant
  6. ETHYLHEXYL ISONONANOATEEmollient Skin Conditioner
  7. CAPRYLYL TRIMETHICONESkin Conditioner
  8. SYNTHETIC FLUORPHLOGOPITEBulking Agent, Viscosity Controller
  9. BIS-BEHENYL / ISOSTEARYL / PHYTOSTERYL DIMER DILINOLEYL DIMER DILINOLEATEHair Conditioner, Skin Conditioner, Emollient Skin Conditioner, Viscosity Controller
  10. PolymethylsilsesquioxaneOpacifying Agent
  11. POLYETHYLENEAbrasive, Film Former, Viscosity Controller
  12. DIMETHICONE / VINYL DIMETHICONE CROSSPOLYMERSkin Conditioner, Viscosity Controller
  13. CAMELLIA JAPONICA SEED OILSkin Conditioner, Emollient Skin Conditioner
  14. ETHYLENE / PROPYLENE COPOLYMERAbrasive, Bulking Agent, Film Former
  15. SILICA DIMETHYL SILYLATEAnti-Caking, Antifoaming, Emulsion Stabilizer, Emollient Skin Conditioner, Viscosity Controller
  16. DIMETHICONE CROSSPOLYMEREmulsion Stabilizer, Hair Fixative, Viscosity Controller
  17. CANDELILLA WAX ESTERSFilm Former
  18. ARTEMISIA ANNUA EXTRACTFragrance
  19. COPERNICIA CERIFERA WAXabrasive, epilating, exfoliating, film-forming, skin-conditioning-emollient, viscosity-controlling
  20. PINUS SYLVESTRIS LEAF OILFragrance
  21. ANTHEMIS NOBILIS FLOWER OILFragrance, Perfuming Agent, Skin Conditioner
  22. WaterSolvent
  23. DIPOTASSIUM GLYCYRRHIZATEHumectant, Skin Conditioner
  24. AllantoinSkin Conditioner, Skin Protectant, Soothing Agent
  25. GLYCERYL GLUCOSIDEHumectant, Skin Conditioner
  26. Butylene GlycolFragrance, Humectant, Skin Conditioner, Solvent, Viscosity Controller
  27. GlycerinDenaturant, Fragrance, Hair Conditioner, Humectant, Oral Care, Perfuming Agent, Humectant Skin Conditioner, Skin Protectant, Solvent, Viscosity Controller
  28. 1,2-HEXANEDIOLSkin Conditioner, Solvent
  29. BETULA PLATYPHYLLA JAPONICA JUICESkin Conditioner
  30. ULMUS DAVIDIANA ROOT EXTRACTSkin Conditioner
  31. Aloe Barbadensis Leaf WaterFragrance
  32. DIOSCOREA JAPONICA ROOT EXTRACTSkin Conditioner
  33. VIOLA MANDSHURICA FLOWER EXTRACTAntioxidant, Astringent
  34. LAMINARIA JAPONICA EXTRACTSkin Protectant
  35. GLYCERYL CAPRYLATEDeodorant, Emollient Skin Conditioner, Emulsifying Surfactant
  36. Sodium HyaluronateHumectant, Skin Conditioner
  37. Ascorbic AcidAntioxidant, Buffering Agent, Fragrance, Skin Conditioner

Ingredients Explained

Diethylhexyl-Carbonate

Skin Conditioner, Emollient Skin Conditioner · Shared

This ingredient functions as an emollient, providing a smooth and soft feel to the skin. It helps to enhance the spreadability of formulations, contributing to a pleasant application experience.

Homosalate

Fragrance, UV Absorber, UV Filter · Shared

Homosalate is a chemical compound commonly used in cosmetics as a UV filter. Its primary function is to absorb UV radiation, helping to protect the skin from the harmful effects of sun exposure. Formulators may add Homosalate to sunscreen products and other formulations to enhance their sun protection capabilities, ensuring that the product provides a more effective barrier against UV rays. This ingredient is valued for its ability to contribute to the overall efficacy of sun care products, making it a popular choice in the formulation of protective skincare.

Methyl-Methacrylate-Crosspolymer

Film Former · Shared

METHYL METHACRYLATE CROSSPOLYMER is a synthetic polymer commonly used in cosmetic formulations primarily for its film-forming properties. This ingredient helps create a smooth and even layer on the skin, which can enhance the texture and appearance of products. Formulators may add it to improve the longevity of wear in products like foundations or to provide a soft, velvety feel upon application. Its ability to form a film can also aid in the overall stability and performance of cosmetic formulations.

Synthetic-Wax

Abrasive, Binding Agent, Emulsion Stabilizer, Fragrance, Viscosity Controller · Shared

SYNTHETIC WAX is a versatile ingredient commonly used in cosmetic formulations for its various functions. It acts as an abrasive, which can be useful in products designed for exfoliation. Additionally, it serves as a binding agent, helping to hold ingredients together and maintain the integrity of the formulation. Its emulsion-stabilising properties contribute to the stability of mixtures containing both oil and water, ensuring a consistent texture. Furthermore, SYNTHETIC WAX can also function as a fragrance component, enhancing the sensory experience of the product, while its viscosity-controlling ability allows formulators to adjust the thickness and flow of the formulation, making it easier to apply. These functions make SYNTHETIC WAX a valuable addition to a wide range of cosmetic products.

Octocrylene

Light Stabilizer, UV Absorber, UV Filter · Shared

Octocrylene is a synthetic compound commonly used in cosmetics as a UV filter. Its primary function is to absorb UV radiation, helping to protect the skin from the harmful effects of sun exposure. Formulators may add Octocrylene to products such as sunscreens and moisturizers to enhance their sun protection capabilities and improve the overall stability of the formulation. Additionally, it can contribute to the texture and feel of the product on the skin. However, it is important to note that Octocrylene may be a potential irritant for some individuals.

Dimethicone

Antifoaming, Skin Conditioner, Emollient Skin Conditioner, Skin Protectant · Shared

Dimethicone is a silicone-based polymer commonly used in cosmetics for its emollient properties. It forms a protective barrier on the skin, which helps to lock in moisture and provides a smooth, silky feel. This ingredient is often added to formulations to enhance the texture and spreadability of products, making them easier to apply. Additionally, Dimethicone acts as a skin-protectant, helping to shield the skin from environmental stressors and contributing to a more refined appearance.

Dimethicone-Vinyl-Dimethicone-Crosspolymer

Skin Conditioner, Viscosity Controller · Shared

DIMETHICONE/VINYL DIMETHICONE CROSSPOLYMER is a silicone-based ingredient commonly used in cosmetics for its skin-conditioning and viscosity-controlling properties. It helps to create a smooth, silky texture in formulations, enhancing the overall feel of the product on the skin. This ingredient can also improve the spreadability of formulations, making them easier to apply and more pleasant to use. Formulators may add DIMETHICONE/VINYL DIMETHICONE CROSSPOLYMER to achieve a desired consistency and to provide a protective barrier on the skin, which can help to retain moisture. Its ability to modify the texture of products makes it a valuable component in various cosmetic applications.

Octisalate

UV Filter · Shared

Octisalate, also known as Ethylhexyl Salicylate, is primarily used as a UV filter in cosmetic formulations. It helps to absorb UV radiation, thereby providing protection against the harmful effects of sun exposure. Formulators may add Octisalate to enhance the overall efficacy of sunscreen products and improve the stability of the formulation, as it can help to stabilize other UV filters and prevent them from breaking down when exposed to sunlight. This ingredient plays a crucial role in promoting skin health by contributing to sun protection in various cosmetic products.