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The Inkey List
Ectoin Hydro-Barrier Serum

Versus

Skinbetter Science
Alto Defense Serum

Product category and function

Ectoin Hydro-Barrier Serum

Alto Defense Serum

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

Ectoin Hydro-Barrier Serum

Alto Defense Serum

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

Full ingredient list

Ectoin Hydro-Barrier Serum

Alto Defense Serum

No. of common ingredients = 0
Aqua (water/eau), propanediol, caprylic/capric triglyceride, coconut alkanes, ectoin, hydrolyzed sodium hyaluronate, sodium hyaluronate, maltodextrin, phenoxyethanol, sodium stearoyl glutamate, panthenol, cetearyl alcohol, sclerotium gum, xanthan gum, glyceryl stearate, jojoba esters, coco-caprylate/caprate, ethylhexylglycerin, sodium citrate, helianthus annuus (sunflower) seed wax, citric acid, polyglyceryl-10 stearate, avena sativa (oat) kernel extract, glycerin, leuconostoc/radish root ferment filtrate, triethyl citrate, pentylene glycol, polyglyceryl-6 behenate, sodium hyaluronate crosspolymer, ceramide np, hyaluronic acid, ceramide ap, cholesterol, phytosphingosine, behenic acid, sodium levulinate, polyglycerin-3, potassium sorbate, sodium cetearyl sulfate, ceramide eop 18	Aqua/water, butylene glycol, propanediol, ethylhexyl olivate, cetearyl alcohol, chlorogenic acids, hydrolyzed sodium hyaluronate, lauryl lactate, dimethyl isosorbide, glycyrrhiza glabra (licorice) root extract, tetrahexyldecyl ascorbate, ergothioneine, benzylidene dimethoxydimethylindanone, arabidopsis thaliana extract, carnosine, camellia sinensis leaf extract, vitis vinifera (grape) seed extract, theobroma cacao (cocoa) seed extract, curcuma longa (turmeric) root extract, olea europaea (olive) fruit extract, euterpe oleracea fruit extract, trifluoroacetyl tripeptide-2, buddleja officinalis flower extract, coffea arabica (coffee) leaf cell extract, crocus sativus leaf cell culture extract, superoxide dismutase, ubiquinone, zingiber officinale (ginger) root extract, ceramide np, ceramide ap, ceramide eop, linoleic acid, linolenic acid, sea whip extract, bisabolol, tocopherol, tocopheryl acetate, cholesterol, phytosphingosine, jojoba esters, sodium pca, pentylene glycol, methyl gluceth-20, glycerin, helianthus annuus (sunflower) seed wax, acacia decurrens flower wax, lecithin, sodium lauroyl lactylate, dicetyl phosphate, propanediol dicaprylate/caprate, polyglycerin-3, ceteth-20 phosphate, diisostearyl malate, xanthan gum, steareth-2, acacia senegal gum, carbomer, acrylates/c10-30 alkyl acrylate crosspolymer, dextran, sodium hydroxide, citric acid, disodium edta, ethylhexylglycerin, phenoxyethanol

No. of common ingredients = 0

Total Number of ingredients = 40

Total Number of ingredients = 64

Aqua (water/eau), propanediol, caprylic/capric triglyceride, coconut alkanes, ectoin, hydrolyzed sodium hyaluronate, sodium hyaluronate, maltodextrin, phenoxyethanol, sodium stearoyl glutamate, panthenol, cetearyl alcohol, sclerotium gum, xanthan gum, glyceryl stearate, jojoba esters, coco-caprylate/caprate, ethylhexylglycerin, sodium citrate, helianthus annuus (sunflower) seed wax, citric acid, polyglyceryl-10 stearate, avena sativa (oat) kernel extract, glycerin, leuconostoc/radish root ferment filtrate, triethyl citrate, pentylene glycol, polyglyceryl-6 behenate, sodium hyaluronate crosspolymer, ceramide np, hyaluronic acid, ceramide ap, cholesterol, phytosphingosine, behenic acid, sodium levulinate, polyglycerin-3, potassium sorbate, sodium cetearyl sulfate, ceramide eop

Aqua/water, butylene glycol, propanediol, ethylhexyl olivate, cetearyl alcohol, chlorogenic acids, hydrolyzed sodium hyaluronate, lauryl lactate, dimethyl isosorbide, glycyrrhiza glabra (licorice) root extract, tetrahexyldecyl ascorbate, ergothioneine, benzylidene dimethoxydimethylindanone, arabidopsis thaliana extract, carnosine, camellia sinensis leaf extract, vitis vinifera (grape) seed extract, theobroma cacao (cocoa) seed extract, curcuma longa (turmeric) root extract, olea europaea (olive) fruit extract, euterpe oleracea fruit extract, trifluoroacetyl tripeptide-2, buddleja officinalis flower extract, coffea arabica (coffee) leaf cell extract, crocus sativus leaf cell culture extract, superoxide dismutase, ubiquinone, zingiber officinale (ginger) root extract, ceramide np, ceramide ap, ceramide eop, linoleic acid, linolenic acid, sea whip extract, bisabolol, tocopherol, tocopheryl acetate, cholesterol, phytosphingosine, jojoba esters, sodium pca, pentylene glycol, methyl gluceth-20, glycerin, helianthus annuus (sunflower) seed wax, acacia decurrens flower wax, lecithin, sodium lauroyl lactylate, dicetyl phosphate, propanediol dicaprylate/caprate, polyglycerin-3, ceteth-20 phosphate, diisostearyl malate, xanthan gum, steareth-2, acacia senegal gum, carbomer, acrylates/c10-30 alkyl acrylate crosspolymer, dextran, sodium hydroxide, citric acid, disodium edta, ethylhexylglycerin, phenoxyethanol

Notable ingredients

Ectoin Hydro-Barrier Serum

Alto Defense Serum

Soothing: Ectoin, Panthenol, Jojoba esters

Antioxidant: Avena sativa (oat) kernel extract

Solvent: Aqua (water/eau), Caprylic/capric triglyceride, Coconut alkanes, Glycerin, Propanediol, Pentylene glycol, Triethyl citrate

Sunscreen/UV filter: Buddleja officinalis flower extract

Soothing: Bisabolol, Curcuma longa (turmeric) root extract, Glycyrrhiza glabra (licorice) root extract, Jojoba esters

Skin brightening: Curcuma longa (turmeric) root extract

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Ingredients with their functions

Ectoin Hydro-Barrier Serum

Alto Defense Serum

Aqua (water/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.

Propanediol

Also-called: Zemea | Function: Viscosity controlling, Solvent

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

Caprylic/capric triglyceride

Also-called: Caprylic Capric Triglyceride | Function: Occlusive/Moisturizer, Skin conditioning, Solvent

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