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KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
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COSRX The Hyaluronic Acid 3 Serum

Serum

Check against official records

KR South Korea (MFDS)

1 ingredient with Korea limits or conditions.

Tocopherol
EU European Union (CosIng)

No prohibited or restricted ingredients found in EU records.

US United States (FDA)

No prohibited or restricted ingredients found in U.S. records.

#Ingredient (as listed)KR KoreaEU EUUS U.S.
1 Water ———
2 Butylene Glycol ———
3 Propanediol ———
4 Glycerin ———
5 Sodium Hyaluronate ———
6 Pentylene Glycol ———
7 1,2-Hexanediol ———
8 Diethoxyethyl Succinate ———
9 Sodium Polyacryloyldimethyl Taurate ———
10 Betaine ———
11 Xanthan Gum ———
12 Dimethicone ———
13 Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer ———
14 Sodium PCA ———
15 Sodium Lactate ———
16 PCA ———
17 Glyceryl Acrylate/Acrylic Acid Copolymer ———
18 Hydrogenated Lecithin ———
19 Ethylhexylglycerin ———
20 Serine ———
21 Alanine ———
22 Glycine ———
23 Sodium Phytate ———
24 Sorbitan Isostearate ———
25 PVM/MA Copolymer ———
26 Glutamic Acid ———
27 Citric Acid —Approved preservative · 0,2% · 0,0024% —
28 Lysine HCl ———
29 Threonine ———
30 Arginine ———
31 Sodium Methyl Stearoyl Taurate ———
32 Proline ———
33 Ceramide NP ———
34 Cholesterol ———
35 Caprylic/Capric Triglyceride ———
36 Phytosphingosine ———
37 Stearic Acid ———
38 Oleic Acid ———
39 Alcohol ———
40 Tocopherol Restricted · 20% ——
41 Lactic Acid ———
42 Caprylyl Glycol ———
43 Caprylhydroxamic Acid ———

“—” means no specific record for that ingredient in that jurisdiction's lists — it is not an approval. Restricted ingredients are allowed within limits (concentration, product type, label warnings); a product listing one is not necessarily over the limit. How we check.

Ingredient list from COSRX official store, retrieved Oct 17, 2026. Formulas change — check the label on the package you buy.

Storage & heat

Official storage statements

“Keep out of direct sunlight. Keep out of reach of children.” — Common precautions required on all cosmetics in Korea (Cosmetics Act Enforcement Rule, Annex 3)

Our note — heat, light & air

This formula lists ingredients that are known to break down faster in heat, light or air:

Other markets

Ingredients in this formula that are prohibited or limited in other markets, from the overseas regulation database compiled by Korea's MFDS. Limited means allowed within conditions.

MarketProhibitedLimited
CN China None found —
AS ASEAN (10 countries) None found Lactic Acid
JP Japan None found —
TW Taiwan None found Citric Acid, Lactic Acid, Sodium Lactate
CA Canada None found Citric Acid, Glycerin, Lactic Acid
BR Brazil None found Citric Acid
AR Argentina None found Citric Acid

Recalls & alerts for COSRX

Compare with

COSRX vs COSRXThe Hyaluronic Acid 3 Serum vs Centella Blemish CreamCOSRX vs COSRXThe Hyaluronic Acid 3 Serum vs Hydrium Moisture Power Enriched CreamCOSRX vs COSRXThe Hyaluronic Acid 3 Serum vs Pure Fit Cica CreamCOSRX vs COSRXThe Hyaluronic Acid 3 Serum vs Low pH Good Morning Gel CleanserCOSRX vs COSRXThe Hyaluronic Acid 3 Serum vs Hydrium Centella Aqua Soothing AmpouleCOSRX vs COSRXThe Hyaluronic Acid 3 Serum vs Hydrium Green Tea Aqua Soothing Gel Cream

Information only, not medical advice. If you are pregnant, have a skin condition or allergies, ask a dermatologist or pharmacist before use.

Ask KBeauty Verified™
KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
Reading time:
Views: 0
ChatGPT: 2 Claude: 0 Google · Gemini: 0 Perplexity: 0 Meta AI: 0 Amazon: 0 Others: 0
Read by AI & crawlers
ChatGPT2
Claude0
Google · Gemini0
Perplexity0
Meta AI0
Amazon0
Others0

Named by what the crawler says it is; look-alikes we detect are counted under Others. Google · Gemini includes Googlebot, Google’s search crawler, whose index Google also uses for its AI features; other search engines and bots are in Others. AI visibility →