COSRX 100-Hour Hydration Ceramide Body Cream — Efficacy 4.2/5.0, Safety 4.7/5.0 | DemythSkin
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[ DemythSkin Verdict ]
COSRX 100-Hour Hydration Ceramide Body Cream
COSRX

COSRX 100-Hour Hydration Ceramide Body Cream

Body CareBarrier Repair
Efficacy
Strong
4.2 / 5.0
Safety
Safe
4.7 / 5.0
System Verdict
This is a workhorse, science-backed barrier body cream that prioritizes real ceramides and occlusives over marketing fluff. The efficacy score is high because the base is a genuinely rich occlusive-emollient system (petrolatum, dimethicone, fatty alcohols, triglycerides) layered with strong evidence-backed barrier lipids (multiple ceramide species, cholesterol, phytosphingosine) and a dense humectant/NMF blend (glycerin, sodium PCA, amino acids, multi-weight hyaluronic acid), creating an optimized mix for repairing and maintaining the skin barrier rather than relying on weak actives or gimmicks; the only deduction is for being a straightforward moisturizer without additional targeted actives like anti-itch agents or anti-inflammatory actives at high prominence.
Active Ingredients Detected
A Tier: Good BasicsProven Results
GlycerinPetrolatumPanthenolBetaineSqualaneSodium PCASodium HyaluronateSerineAlanineGlycineHydrolyzed Hyaluronic AcidLysine HCLThreonineCeramide NPSodium Hyaluronate CrosspolymerCholesterolHyaluronic AcidTocopherolProlineCeramide NSPhytosphingosineSodium Acetylated HyaluronateCeramide APCeramide ASCeramide EOP
B Tier: Supporting IngredientsPromising Ingredients
Behentrimonium MethosulfatePotassium PhosphateDipotassium PhosphateSynthetic WaxPCAGlutamic Acid
What Each Ingredient Does
Aqua/Water
Solvent base for formula
Glycerin
Humectant for hydration
Cetearyl Alcohol
Fatty alcohol emollient, thickener
Caprylic/Capric Triglyceride
Emollient, skin conditioning
Cetyl Alcohol
Fatty alcohol emollient, stabilizer
Ceteareth-20
Nonionic emulsifier
Behentrimonium Methosulfate
Cationic emulsifier, conditioning
Dimethicone
Occlusive skin protectant
Petrolatum
Occlusive barrier-forming agent
Butylene Glycol
Humectant and solvent
Caprylyl Glycol
Humectant and preservative booster
Potassium Phosphate
Buffer, pH adjuster
Ethylhexylglycerin
Preservative, humectant
Disodium EDTA
Chelating agent
Dipotassium Phosphate
Buffer, pH adjuster
Panthenol
Humectant and soothing agent
Betaine
Osmolyte humectant
Synthetic Wax
Texture enhancer, structuring agent
Hydrogenated Lecithin
Emulsifier and barrier support
Squalane
Emollient and barrier lipid
Propanediol
Solvent and humectant
Sodium PCA
Humectant, NMF component
Sodium Lactate
Humectant and buffer
Stearic Acid
Fatty acid, thickener
Full Ingredient List (INCI)

Aqua/Water, Glycerin, Cetearyl Alcohol, Caprylic/Capric Triglyceride, Cetyl Alcohol, Ceteareth-20, Behentrimonium Methosulfate, Dimethicone, Petrolatum, Butylene Glycol, Caprylyl Glycol, Potassium Phosphate, Ethylhexylglycerin, Disodium EDTA, Dipotassium Phosphate, Panthenol, Betaine, Synthetic Wax, Hydrogenated Lecithin, Squalane, Propanediol, Sodium PCA, Sodium Lactate, Stearic Acid, PCA, Sodium Hyaluronate, Polyglyceryl-10 Stearate, 1,2-Hexanediol, Serine, Alanine, Glycine, Hydrolyzed Hyaluronic Acid, Glutamic Acid, Lysine HCL, Threonine, Arginine, Ceramide NP, Sodium Hyaluronate Crosspolymer, Cholesterol, Hyaluronic Acid, Tocopherol, Proline, Palmitic Acid, Ceramide NS, Phytosphingosine, Sodium Acetylated Hyaluronate, Ceramide AP, Ceramide AS, Ceramide EOP

Frequently Asked

Is COSRX 100-Hour Hydration Ceramide Body Cream worth it?

COSRX 100-Hour Hydration Ceramide Body Cream scores 4.2 out of 5.0 for efficacy (Strong) and 4.7 out of 5.0 for safety (Safe) on DemythSkin's independent ingredient analysis. This is a workhorse, science-backed barrier body cream that prioritizes real ceramides and occlusives over marketing fluff. The efficacy score is high because the base is a genuinely rich occlusive-emollient system (petr

What are the key active ingredients in COSRX 100-Hour Hydration Ceramide Body Cream?

COSRX 100-Hour Hydration Ceramide Body Cream contains no gold-standard actives — its formula is built on supporting and base ingredients rather than clinically transformative actives.

Does COSRX 100-Hour Hydration Ceramide Body Cream contain fragrance or known irritants?

DemythSkin's analysis found no flagged irritants in COSRX 100-Hour Hydration Ceramide Body Cream. It scores 4.7 out of 5.0 for safety.

How is COSRX 100-Hour Hydration Ceramide Body Cream scored?

DemythSkin grades every product on two independent axes: efficacy (whether the ingredients have clinical evidence of working) and safety (irritation and sensitisation risk). Ingredients are classified S through D against a database of over 3,000 compounds. No brand pays for a score.

Analyze on DemythSkin

Analysis last updated: 2026-08-20. DemythSkin is an independent ingredient analyzer. Scores are computed by a deterministic rubric from published clinical evidence — no brand pays for a score.