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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 Hyper Niacinamide 20 Serum 20ml

Serum

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Check against official records

KR South Korea (MFDS)

3 ingredients with Korea limits or conditions.

Zinc PCA, Pinus Palustris Leaf Extract, Tromethamine
EU European Union (CosIng)

4 ingredients with EU limits or conditions.

Arbutin, Zinc PCA, Pinus Palustris Leaf Extract, Tromethamine
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 Niacinamide ———
3 Dipropylene Glycol ———
4 Methylpropanediol ———
5 Propanediol ———
6 Arbutin —Restricted · 7 % —
7 Glycerin ———
8 Zinc PCA Restricted Restricted · (a) 1% · (b) 0,72% ·… —
9 Sodium PCA ———
10 Portulaca Oleracea Extract ———
11 Sodium Hyaluronate ———
12 Sodium Acetylated Hyaluronate ———
13 Hydrolyzed Hyaluronic Acid ———
14 Hydrolyzed Sodium Hyaluronate ———
15 Hyaluronic Acid ———
16 Hydroxypropyltrimonium Hyaluronate ———
17 Potassium Hyaluronate ———
18 Sodium Hyaluronate Crosspolymer ———
19 Pinus Palustris Leaf Extract Restricted Restricted —
20 Ulmus Davidiana Root Extract ———
21 Oenothera Biennis (Evening Primrose) Flower Extract ———
22 Pueraria Lobata Root Extract ———
23 Ammonium Acryloyldimethyltaurate/VP Copolymer ———
24 Adenosine ———
25 Dipotassium Glycyrrhizate ———
26 Tromethamine Restricted Restricted · Maximum secondary amine… —
27 Butylene Glycol ———
28 Acrylates/C10-30 Alkyl Acrylate Crosspolymer ———
29 1,2-Hexanediol ———
30 Hydroxyacetophenone ———

“—” 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, Zinc PCA
AS ASEAN (10 countries) None found Tromethamine, Zinc PCA
JP Japan None found Dipotassium Glycyrrhizate
TW Taiwan None found Arbutin
CA Canada None found Glycerin
BR Brazil None found Tromethamine, Zinc PCA
AR Argentina None found Tromethamine, Zinc PCA

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.

Cos De BAHA Niacinamide 20% + Zinc 4% Serum for Face - Pore Reducer + Uneven Skin Tone Treatment + Diminishes Acne Prone, Korean Skin Care, 1fl oz (30ml) Toner
43% similar · Shares 6 of this product's first 20 ingredients, including Arbutin, Zinc PCA and Niacinamide.
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Medicube TXA Niacinamide Serum Serum · $26.00
41% similar · Shares 12 of this product's first 20 ingredients, including Arbutin, Niacinamide and Hydrolyzed Sodium Hyaluronate.
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0 2 1 0 0 0 0 4
Arencia Overnight Red Collagen + Peptide Smoothie Serum 30 Serum · $24.00
37% similar · Shares 7 of this product's first 20 ingredients, including Arbutin, Niacinamide and Adenosine.
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Arencia Holy Hyssop Glow Serum 12 Serum · $22.00
37% similar · Shares 6 of this product's first 20 ingredients, including Arbutin, Niacinamide and Sodium Hyaluronate.
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ma:nyo Glutathione 7 Dark Spot Serum Serum · $28.00
33% similar · Shares 12 of this product's first 20 ingredients, including Arbutin, Niacinamide and Hydrolyzed Sodium Hyaluronate.
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Anua Niacinamide 10 TXA 4 Serum for Brightening and Dark Spots Serum
32% similar · Shares 12 of this product's first 20 ingredients, including Arbutin, Niacinamide and Hydrolyzed Hyaluronic Acid.
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1 2 1 0 0 0 0 4

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 IsntreeHyper Niacinamide 20 Serum 20ml vs Aloe Soothing Gel Moisture Type 150mlIsntree vs IsntreeHyper Niacinamide 20 Serum 20ml vs C-Niacin Toning Cream 50mlIsntree vs IsntreeHyper Niacinamide 20 Serum 20ml vs C-Niacin Toning Ampoule 50mlIsntree vs IsntreeHyper Niacinamide 20 Serum 20ml vs Green Tea Fresh Cleanser 120mlIsntree vs IsntreeHyper Niacinamide 20 Serum 20ml vs Green Tea Fresh Toner 200mlIsntree vs IsntreeHyper Niacinamide 20 Serum 20ml 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 Hyper Niacinamide 20 Serum 20ml allowed in the European Union?

We found no prohibited ingredients. 4 ingredients have limits or conditions in the EU's CosIng records (Arbutin, Zinc PCA, Pinus Palustris Leaf Extract, Tromethamine). That usually means a maximum amount, a product type or a label warning — not a ban.

Is Isntree Hyper Niacinamide 20 Serum 20ml allowed in South Korea?

We found no prohibited ingredients. 3 ingredients have limits or conditions in Korea's MFDS records (Zinc PCA, Pinus Palustris Leaf Extract, Tromethamine). That usually means a maximum amount, a product type or a label warning — not a ban.

Is Isntree Hyper Niacinamide 20 Serum 20ml 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 Hyper Niacinamide 20 Serum 20ml 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 Hyper Niacinamide 20 Serum 20ml?

Ingredient lists are in descending order of amount down to about 1%. The first five listed are: Water, Niacinamide, Dipropylene Glycol, Methylpropanediol, Propanediol. In total 30 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
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 →