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KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
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Dr.Althea Aqua Marine Deep Serum

Serum

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Check against official records

KR South Korea (MFDS)

2 ingredients with Korea limits or conditions.

Tromethamine, Guaiazulene
EU European Union (CosIng)

1 ingredient with EU limits or conditions.

Tromethamine
US United States (FDA)

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

#Ingredient (as listed)KR KoreaEU EUUS U.S.
1 Bambusa Vulgaris Water ———
2 1,2-Hexanediol ———
3 Water ———
4 Glycerin ———
5 Ethylhexylglycerin ———
6 Niacinamide ———
7 Raffinose ———
8 Panthenol ———
9 Propanediol ———
10 Xanthan Gum ———
11 Lactococcus Ferment Lysate ———
12 Fructooligosaccharides ———
13 Centella Asiatica Extract ———
14 Cyperus Rotundus Root Extract ———
15 Sodium Chloride ———
16 Sodium Hyaluronate ———
17 Adenosine ———
18 Tromethamine Restricted Restricted · Maximum secondary amine… —
19 Carbomer ———
20 Disodium Edta ———
21 Sodium Dna ———
22 Agave Tequilana Leaf Extract ———
23 Maltodextrin ———
24 Hydrolyzed Gardenia Florida Extract ———
25 Hizikia Fusiforme Extract ———
26 Sargassum Fulvellum Extract ———
27 Laminaria Japonica Extract ———
28 Butylene Glycol ———
29 Caulerpa Lentillifera Extract ———
30 Guaiazulene Restricted ——
31 Sodium Hyaluronate Crosspolymer ———
32 Dimethyl Isosorbide ———
33 Oleyl Alcohol ———
34 Hydrolyzed Hyaluronic 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 Dr.Althea official store, retrieved Oct 17, 2026. Formulas change — check the label on the package you buy.

Fragrance allergens (EU labelling)

None of the fragrance allergens the EU requires to be labelled appear in this ingredient list.

Source: EU Cosmetics Regulation Annex III as amended by Regulation (EU) 2023/1545 — the list grew from 26 to over 80 entries; it applies to new products from 31 July 2026 and to all products from 31 July 2028. Shown for information; it is not a sign that a product is unsafe.

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 Tromethamine
AS ASEAN (10 countries) None found Guaiazulene, Tromethamine
JP Japan None found Panthenol
TW Taiwan None found —
CA Canada None found Glycerin
BR Brazil None found Guaiazulene, Tromethamine
AR Argentina None found Guaiazulene, Tromethamine

Similar ingredient lists

Products from other brands whose ingredient lists overlap most with this one. The score weighs the first ingredients most (labels list them roughly by amount), skips ingredients found in most products, and counts UV filters and less common ingredients more. Similar ingredient lists (not a test of how they work) — amounts, texture and results can differ.

Nature Republic Hyathenol Hydra Toner Toner
33% similar · Shares 14 of this product's first 20 ingredients, including Raffinose, Niacinamide and Panthenol.
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Pyunkang Yul Calming Mask pack 25g - 2 Size Mask
27% similar · Shares 11 of this product's first 20 ingredients, including Bambusa Vulgaris Water, Sodium Hyaluronate Crosspolymer and Centella Asiatica Extract.
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Based on the listed ingredients only; recalculated weekly. Not a judgment of which product is better, safer or the same.

Compare with

Dr.Althea vs Dr.AltheaAqua Marine Deep Serum vs 147 Barrier CreamDr.Althea vs Dr.AltheaAqua Marine Deep Serum vs 345 Relief CreamDr.Althea vs Dr.AltheaAqua Marine Deep Serum vs Rapid Firm Sculpting CreamDr.Althea vs Dr.AltheaAqua Marine Deep Serum vs Gentle Pore Vegan Cleansing OilDr.Althea vs Dr.AltheaAqua Marine Deep Serum vs Green Relief Amino Gel CleanserDr.Althea vs Dr.AltheaAqua Marine Deep Serum vs Pure Grinding Cleansing Balm

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

Frequently asked questions

Is Dr.Althea Aqua Marine Deep Serum allowed in the European Union?

We found no prohibited ingredients. 1 ingredient has limits or conditions in the EU's CosIng records (Tromethamine). That usually means a maximum amount, a product type or a label warning — not a ban.

Is Dr.Althea Aqua Marine Deep Serum allowed in South Korea?

We found no prohibited ingredients. 2 ingredients have limits or conditions in Korea's MFDS records (Tromethamine, Guaiazulene). That usually means a maximum amount, a product type or a label warning — not a ban.

Is Dr.Althea Aqua Marine Deep Serum allowed in the United States?

We found no prohibited or restricted ingredients in the FDA's records for its listed ingredients. This is a records check, not an approval.

Does Dr.Althea Aqua Marine Deep Serum contain fragrance allergens?

None of the fragrance allergens the EU requires to be labelled appear in its ingredient list.

What are the main ingredients in Dr.Althea Aqua Marine Deep Serum?

Ingredient lists are in descending order of amount down to about 1%. The first five listed are: Bambusa Vulgaris Water, 1,2-Hexanediol, Water, Glycerin, Ethylhexylglycerin. In total 34 ingredients are listed.

Where does this ingredient list come from?

From Dr.Althea official store on October 17, 2026. We re-read it every week and keep earlier versions if the formula changes.

Ask KBeauty Verified™
KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
Reading time:
Views: 0
Claude: 1 ChatGPT: 0 Google · Gemini: 0 Perplexity: 0 Meta AI: 0 Amazon: 0 Others: 0
Read by AI & crawlers
Claude1
ChatGPT0
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 →