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KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
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Isntree Ultra-Low Molecular Hyaluronic Acid Serum 50ml

Serum

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Check against official records

KR South Korea (MFDS)

1 ingredient with Korea limits or conditions.

Tromethamine
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 Sea Water ———
2 Water ———
3 Methylpropanediol ———
4 Glycerin ———
5 Butylene Glycol ———
6 1,2-Hexanediol ———
7 Hydrolyzed Hyaluronic Acid ———
8 Sodium Hyaluronate ———
9 Hydrolyzed Sodium Hyaluronate ———
10 Potassium Hyaluronate ———
11 Sodium Acetylated Hyaluronate ———
12 Hydroxypropyltrimonium Hyaluronate ———
13 Sodium Hyaluronate Crosspolymer ———
14 Dimethylsilanol Hyaluronate ———
15 Hydrolyzed Calcium Hyaluronate ———
16 Sodium Sulfated Hyaluronate ———
17 Sodium Stearoyl Hyaluronate ———
18 Sodium Oleoyl Hyaluronate ———
19 Hyaluronic Acid ———
20 Betaine ———
21 Pentylene Glycol ———
22 Carbomer ———
23 Caprylyl Glycol ———
24 Allantoin ———
25 Tromethamine Restricted Restricted · Maximum secondary amine… —
26 Ethylhexylglycerin ———
27 Xanthan Gum ———
28 Panthenol ———
29 Malachite Extract ———
30 Disodium EDTA ———
31 Glyceryl Acrylate/Acrylic Acid Copolymer ———
32 Glyceryl Glucoside ———
33 Madecassoside ———
34 Beta-Glucan ———

“—” 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 Isntree 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 Tromethamine
JP Japan None found Allantoin, Panthenol
TW Taiwan None found Allantoin
CA Canada None found Glycerin
BR Brazil None found Tromethamine
AR Argentina None found 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.

Dear, Klairs EGF Blue Calming Toner Pad Toner · $22.00
31% similar · Shares 17 of this product's first 20 ingredients, including Hydrolyzed Calcium Hyaluronate, Sodium Sulfated Hyaluronate and Sodium Stearoyl Hyaluronate.
Compare side by side →
0 2 0 0 0 0 0 2
Round Lab 1025 Dokdo Peeling Gel Toner · $19.20
30% similar · Shares 13 of this product's first 20 ingredients, including Hydrolyzed Sodium Hyaluronate, Potassium Hyaluronate and Hydrolyzed Hyaluronic Acid.
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0 2 0 0 0 0 0 2
Round Lab Birch Juice Moisturizing Ampoule Serum · $26.35
25% similar · Shares 7 of this product's first 20 ingredients, including Dimethylsilanol Hyaluronate, Hydrolyzed Sodium Hyaluronate and Potassium Hyaluronate.
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0 2 0 0 0 0 0 2

Based on the listed ingredients only; recalculated weekly. Not a judgment of which product is better, safer or the same.

Recalls & alerts for Isntree

Compare with

Isntree vs IsntreeUltra-Low Molecular Hyaluronic Acid Serum 50ml vs Aloe Soothing Gel Moisture Type 150mlIsntree vs IsntreeUltra-Low Molecular Hyaluronic Acid Serum 50ml vs C-Niacin Toning Cream 50mlIsntree vs IsntreeUltra-Low Molecular Hyaluronic Acid Serum 50ml vs C-Niacin Toning Ampoule 50mlIsntree vs IsntreeUltra-Low Molecular Hyaluronic Acid Serum 50ml vs Green Tea Fresh Cleanser 120mlIsntree vs IsntreeUltra-Low Molecular Hyaluronic Acid Serum 50ml vs Green Tea Fresh Toner 200mlIsntree vs IsntreeUltra-Low Molecular Hyaluronic Acid Serum 50ml vs Green Tea Fresh Emulsion 120ml

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 Isntree Ultra-Low Molecular Hyaluronic Acid Serum 50ml 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 Isntree Ultra-Low Molecular Hyaluronic Acid Serum 50ml allowed in South Korea?

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

Is Isntree Ultra-Low Molecular Hyaluronic Acid Serum 50ml 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 Isntree Ultra-Low Molecular Hyaluronic Acid Serum 50ml 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 Isntree Ultra-Low Molecular Hyaluronic Acid Serum 50ml?

Ingredient lists are in descending order of amount down to about 1%. The first five listed are: Sea Water, Water, Methylpropanediol, Glycerin, Butylene Glycol. In total 34 ingredients are listed.

Has Isntree had any recalls or official alerts?

Yes — we have 3 official records linked to the brand or this product. The latest is from May 2025 (EU). See the list on this page for each source.

Where does this ingredient list come from?

From Isntree 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
ChatGPT: 0 Claude: 0 Google · Gemini: 0 Perplexity: 0 Meta AI: 0 Amazon: 0 Others: 0
Read by AI & crawlers
ChatGPT0
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 →