The Ordinary Amino Acids + B5 Hydration Serum vs ERLY Daily Splash Hydrating Serum

The Ordinary Amino Acids + B5 Hydration Serum and ERLY Daily Splash Hydrating Serum both prioritize hydration through key ingredients like glycerin, panthenol, and sodium PCA. While they share a significant number of ingredients, including moisturizing amino acids and humectants, the formulations diverge with The Ordinary’s focus on multiple amino acids, which can enhance skin resilience and hydration on a deeper level. In contrast, the ERLY serum incorporates hydrolyzed hyaluronic acid and other soothing agents that may appeal to those looking for additional hydration support and skin barrier enhancement. However, the core of hydration in both products makes them comparable, giving consumers options depending on preference for ingredient diversity or specific hydration targets.

Match
77%
Price
$9.20
Category
Treatments Serums
Type
Face Serum
Ingredients
26 ingredients
Buy
Match
77%
Price
$38.00
Category
Treatments Serums
Type
Face Serum
Ingredients
29 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. Pentylene GlycolSkin Conditioner, Solvent
  4. BetaineHair Conditioner, Humectant, Humectant Skin Conditioner
  5. SACCHARIDE ISOMERATEHumectant
  6. PhenoxyethanolAntimicrobial, Preservative
  7. PanthenolAntistatic, Hair Conditioner, Skin Conditioner
  8. Sodium HyaluronateHumectant, Skin Conditioner
+21 more ingredients
  1. SODIUM PCAAntistatic, Hair Conditioner, Humectant, Skin Conditioner
  2. GLYCERYL ACRYLATE / ACRYLIC ACID COPOLYMERHumectant, Viscosity Controller
  3. GLYCOLHumectant, Solvent, Viscosity Controller
  4. SODIUM LACTATEBuffering Agent, Humectant, Keratolytic
  5. CHLORPHENESINAntimicrobial, Preservative
  6. Disodium EDTAChelating Agent, Viscosity Controller
  7. HYDROLYZED HYALURONIC ACIDHair Conditioner, Humectant, Skin Conditioner
  8. ARGININEAntistatic, Fragrance, Hair Conditioner, Skin Conditioner
  9. ASPARTIC ACIDAntistatic, Fragrance, Hair Conditioner, Skin Conditioner
  10. PCAHumectant, Moisturizing
  11. Citric AcidBuffering Agent, Chelating Agent, Fragrance
  12. SODIUM CITRATEBuffering Agent, Chelating Agent, Fragrance
  13. GLYCINEAntistatic, Buffering Agent, Hair Conditioner, Skin Conditioner
  14. ALANINEAntistatic, Fragrance, Hair Conditioner, Skin Conditioner
  15. BIOSACCHARIDE GUM-1Skin Conditioner
  16. SERINEAntistatic, Fragrance, Hair Conditioner, Skin Conditioner
  17. VALINEAntistatic, Fragrance, Hair Conditioner, Skin Conditioner
  18. THREONINEAntistatic, Hair Conditioner, Hair Waving or Straightening
  19. ISOLEUCINEAntistatic, Hair Conditioner, Skin Conditioner
  20. HISTIDINEAntistatic, Humectant, Skin Conditioner
  21. PHENYLALANINEFragrance, Hair Conditioner, 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.

Betaine

Hair Conditioner, Humectant, Humectant Skin Conditioner · Shared

BETAINE is a versatile ingredient commonly used in cosmetic formulations for its hair-conditioning and skin-conditioning properties. As a humectant, it helps to attract and retain moisture, which can enhance the hydration of both hair and skin. This moisture retention is beneficial in cosmetic products, as it can contribute to a smoother and more supple appearance. Formulators may add BETAINE to improve the overall texture and feel of a product, making it more appealing to consumers.

Sodium-Pca

Antistatic, Hair Conditioner, Humectant, Skin Conditioner · Shared

SODIUM PCA is a naturally occurring component of human skin that plays a crucial role in maintaining moisture levels. It functions primarily as a humectant, attracting water to the skin and helping to keep it hydrated. Additionally, SODIUM PCA has skin-conditioning and hair-conditioning properties, making it beneficial for improving the texture and feel of both skin and hair. Formulators may add SODIUM PCA to cosmetic products to enhance moisture retention and provide a smoother, softer appearance, contributing to overall product efficacy.

Panthenol

Antistatic, Hair Conditioner, Skin Conditioner · Shared

Panthenol, also known as Pro-Vitamin B5, is a versatile ingredient commonly used in cosmetic formulations for its humectant and skin-conditioning properties. As a humectant, it helps to attract and retain moisture in the skin, contributing to a hydrated and plump appearance. Additionally, Panthenol is known for its ability to improve skin barrier function and enhance the overall texture of the skin, making it a popular choice among formulators looking to create products that promote softness and smoothness. Its multifunctional nature allows it to be included in a wide range of skincare and haircare products.

Sodium-Lactate

Buffering Agent, Humectant, Keratolytic · Shared

SODIUM LACTATE is a sodium salt of lactic acid, commonly used in cosmetic formulations for its multifunctional properties. It serves as a buffering agent, helping to maintain the pH balance of products, which is crucial for skin compatibility and product stability. Additionally, it acts as a humectant, attracting moisture to the skin and helping to keep it hydrated. Furthermore, SODIUM LACTATE has keratolytic properties, which means it can aid in the exfoliation of dead skin cells, promoting a smoother skin texture. Formulators may include this ingredient to enhance the overall efficacy and sensory profile of their products.

Arginine

Antistatic, Fragrance, Hair Conditioner, Skin Conditioner · Shared

ARGININE is an amino acid that plays a crucial role in various biological processes, including protein synthesis. In cosmetics, it is commonly used for its multifunctional properties, such as acting as an antistatic agent, hair conditioner, and skin conditioner. Formulators may add ARGININE to enhance the texture and feel of products, improve moisture retention, and provide conditioning benefits to both skin and hair. Its ability to impart a pleasant fragrance also makes it a valuable ingredient in many formulations.

Pca

Humectant, Moisturizing · Shared

PCA, or pyrrolidone carboxylic acid, is a naturally occurring component of the skin that functions primarily as a humectant and moisturizing agent. It helps to attract and retain moisture in the skin, contributing to a hydrated and plump appearance. Formulators often include PCA in cosmetic products to enhance skin hydration, improve texture, and support the overall moisture balance of the skin. Its ability to bind water makes it a valuable ingredient in formulations aimed at maintaining skin softness and elasticity.

Aspartic-Acid

Antistatic, Fragrance, Hair Conditioner, Skin Conditioner · Shared

ASPARTIC ACID is an amino acid that serves multiple functions in cosmetic formulations. It is commonly used for its skin-conditioning and hair-conditioning properties, helping to improve the texture and feel of both skin and hair. Additionally, it can act as an antistatic agent, reducing static electricity in hair and enhancing manageability. Formulators may include ASPARTIC ACID to enhance the overall performance of a product, contributing to a smoother application and improved sensory experience. Its role as a fragrance component may also be leveraged to enhance the overall scent profile of a formulation.