Disclosure: This page may contain affiliate links. Read our full disclosure policy.

sulwhasoo-the-ultimate-s-serum.
alumiermd-ultimate-boost-serum.

Product category and function

The Ultimate S Serum
Ultimate Boost Serum
Serums/Treatments Serums/Treatments
Concentrated formulas for hydrating and addressing skin issues.
Concentrated formulas for hydrating and addressing skin issues.
---- ----

Ingredient highlights

The Ultimate S Serum
Ultimate Boost Serum
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

The Ultimate S Serum
Ultimate Boost Serum
No. of common ingredients = 0
Total Number of ingredients = 62 Total Number of ingredients = 42
Water/aqua/eau, butylene glycol, glycerin, dimethicone, alcohol denat., glycereth-26, trehalose, pentaerythrityl tetraethylhexanoate, polymethylsilsesquioxane, hydrogenated poly(c6-14 olefin), propanediol, (1,2-hexanediol), hydrogenated lecithin, silica, hydrogenated phosphatidylcholine, bis-peg-18 methyl ether dimethyl silane, peg-5 phytosterol, dimethiconol, peg-10 dimethicone, fragrance/parfum, hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer, ethylhexylglycerin, hydrolyzed ginseng saponins (enzyme-treated red ginseng saponins), sodium polyacrylate, ammonium acryloyldimethyltaurate/vp copolymer, hydrogenated polydecene, acrylates/c10-30 alkyl acrylate crosspolymer, sodium hyaluronate, xanthan gum, hydroxypropyl cyclodextrin, tromethamine, beta-glucan, disodium edta, methoxy peg-114/polyepsilon caprolactone, benzyl salicylate, sorbitan isostearate, polysorbate 60, bioflavonoids, ppg-5-laureth-5, dextrin, theobroma cacao (cocoa) extract, hydrolyzed proanthocyanidin, honey/mel/miel, limonene, rehmannia glutinosa root extract, paeonia lactiflora root extract, lilium candidum bulb extract, polygonatum odoratum rhizome extract, panax ginseng berry extract, nelumbo nucifera flower extract, panax ginseng root extract (wild simulated ginseng), tocopherol, panax ginseng root extract, phytosphingosine, sodium polyaspartate, panax ginseng root protoplasts, caprylyl glycol, sodium methyl stearoyl taurate, acetyl heptapeptide-4, acetyl hexapeptide-8, sodium hydroxide, acetyl octapeptide-3 Water/aqua/eau, glycerin, dimethicone, propanediol, coco-caprylate/caprate, polysilicone-11, aloe barbadensis leaf juice, argania spinosa kernel oil, niacinamide, butylene glycol, dicaprylyl carbonate, boswellia serrata extract, camellia sinensis leaf extract, aspalathus linearis leaf extract, honey extract (extrait de miel), tetrapeptide-14, palmitoyl tripeptide-38, sodium hyaluronate, hydrolyzed hyaluronic acid, tocopherol, hydroxypropyl cyclodextrin, glyceryl caprylate, caprylyl glycol, sodium phosphate, saccharide isomerate, acrylates/c10-30 alkyl acrylate crosspolymer, tapioca starch, caprylhydroxamic acid, polymethylsilsesquioxane, sorbitan stearate, decyl glucoside, glycine soja oil, sodium hydroxide, disodium phosphate, disodium edta, 1,2-hexanediol, hydroxyacetophenone, xanthan gum, citric acid, potassium sorbate, sodium benzoate, ethylhexylglycerin

Notable ingredients

The Ultimate S Serum
Ultimate Boost Serum

Ingredients with their functions

The Ultimate S Serum
Ultimate Boost Serum

1

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.

2

Butylene glycol

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

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

3

Glycerin

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

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

1

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.

2

Glycerin

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

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

3

Dimethicone

Function: Emollient/Moisturizer, Skin protecting, Skin conditioning

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

Price range

The Ultimate S Serum
Ultimate Boost Serum
more than $100
more than $100

Where to buy

The Ultimate S Serum
Ultimate Boost Serum

Near dupes

The Ultimate S Serum
Ultimate Boost Serum

Beautymasterlist footer icon

© 2026 Beauty Master List, All Rights Reserved.