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Skin Inc
Collagen Serum

Versus

The Ordinary
Amino Acids + B5

Product category and function

Collagen Serum

Amino Acids + B5

Serums/Treatments	Serums/Treatments
Concentrated formulas for hydrating and addressing skin issues.	Concentrated formulas for hydrating and addressing skin issues.
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Ingredient highlights

Collagen Serum

Amino Acids + B5

Ingredient info	Ingredient info
Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free	Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free cruelty-free

Full ingredient list

Collagen Serum

Amino Acids + B5

No. of common ingredients = 0
Total Number of ingredients = 27	Total Number of ingredients = 26
Water/aqua/eau, butylene glycol, glycerin, pentylene glycol, potassium hydroxide, carbomer, polysorbate 80, phenoxyethanol, soluble collagen, hydrolyzed collagen, hydrolyzed elastin, alcaligenes polysaccharides, serine, glycine, glutamic acid, alanine, lysine, arginine, threonine, proline, betaine, sodium pca, sorbitol, algin, chromium hydroxide green, iron oxides, titanium dioxide. 10	Aqua (water), propanediol, betaine, sodium pca, panthenol, sodium lactate, arginine, pca, aspartic acid, glycine, alanine, serine, threonine, valine, proline, isoleucine, lysine hcl, histidine, phenylalanine, glutamic acid, citric acid, dimethyl isosorbide, polysorbate 20, trisodium ethylenediamine disuccinate, 1,2-hexanediol, caprylyl glycol

Notable ingredients

Collagen Serum

Amino Acids + B5

Sunscreen/UV filter: Titanium dioxide

Solvent: Water/aqua/eau, Butylene glycol, Glycerin, Pentylene glycol

Anti-microbial: Phenoxyethanol

Soothing: Panthenol

Solvent: Aqua (water), 1,2-hexanediol, Dimethyl isosorbide, Propanediol

Buffering: Citric acid, Glycine, Sodium lactate

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Ingredients with their functions

Collagen Serum

Amino Acids + B5

Water/aqua/eau

Also-called: Aqua, Aqua/Water, Water/Aqua/Eau, Aqua/Water/Eau | Function: Skin conditioning, Solvent

Water serves as a fundamental component in skincare products, often listed as the first ingredient, which means it's the most abundant. It acts as a solvent, helping to dissolve other ingredients and facilitate the application and absorption of products.

Butylene glycol

Function: Viscosity controlling, Skin conditioning, Humectant/Moisturizer, Solvent

We don’t have a detailed description of this ingredient yet.

Glycerin

Also-called: Glycerol | Function: Skin-identical ingredient, Viscosity controlling, Skin protecting, Skin conditioning, Humectant/Moisturizer, Solvent