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KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
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Medicube Retinol NMN Boosting Serum

Serum

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Check against official records

KR South Korea (MFDS)

1 ingredient with Korea limits or conditions.

Tocopherol
EU European Union (CosIng)

1 ingredient with EU limits or conditions.

Retinol
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 Glycereth-26 ———
3 Niacinamide ———
4 Glycerin ———
5 Caprylic/Capric Triglyceride ———
6 Water ———
7 Caprylic/Capric Triglyceride ———
8 Macadamia Ternifolia Seed Oil ———
9 Butylene Glycol ———
10 Hydrogenated Lecithin ———
11 Retinol —Restricted · (a) 0,05% · (b) 0,3% —
12 Brassica Campestris (Rapeseed) Sterols ———
13 Glycerin ———
14 1,2-Hexanediol ———
15 Cholesterol ———
16 Polyglyceryl-10 Laurate ———
17 Phytosteryl/Behenyl/Octyldodecyl Lauroyl Glutamate ———
18 Aluminum/Magnesium Hydroxide Stearate ———
19 Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate ———
20 Potassium Cetyl Phosphate ———
21 Tris(Tetramethylhydroxypiperidinol) Citrate ———
22 Glyceryl Citrate/Lactate/Linoleate/Oleate ———
23 Elaeis Guineensis (Palm) Oil ———
24 1,2-Hexanediol ———
25 Cetyl Ethylhexanoate ———
26 Hydroxyacetophenone ———
27 Ammonium Acryloyldimethyltaurate/VP Copolymer ———
28 Polyacrylate Crosspolymer-6 ———
29 Aluminum Starch Octenylsuccinate ———
30 Glycerin ———
31 Retinal ———
32 Squalane ———
33 Water ———
34 Polyquaternium-51 ———
35 Tocopherol Restricted · 20% ——
36 Panthenol ———
37 Allantoin ———
38 Adenosine ———
39 Disodium EDTA ———
40 Water ———
41 Bifida Ferment Lysate ———
42 Lactobacillus Ferment Lysate ———
43 Lactococcus Ferment Lysate ———
44 Dipropylene Glycol ———
45 Niacinamide ———
46 1,2-Hexanediol ———
47 Hydrogenated Lecithin ———
48 Panthenol ———
49 Centella Asiatica Leaf Extract ———
50 Asiaticoside ———
51 Asiatic Acid ———
52 Madecassic Acid ———
53 Beta-Glucan ———
54 Ceramide NP ———
55 Propanediol ———
56 Eriobotrya Japonica Leaf Extract ———
57 1,2-Hexanediol ———
58 Mentha Viridis (Spearmint) Extract ———
59 Sodium Hyaluronate Crosspolymer ———
60 Pentylene Glycol ———
61 Ethylhexylglycerin ———
62 Nicotinamide Mononucleotide ———
63 Water ———
64 1,2-Hexanediol ———
65 Glycerin ———
66 Akebia Quinata Extract ———
67 Butylene Glycol ———
68 Caprylyl/Capryl Glucoside ———
69 Camellia Japonica Flower Extract ———
70 Polyglyceryl-10 Laurate ———
71 Polyglyceryl-10 Oleate ———
72 Propanediol ———
73 Acetyl Hexapeptide-8 ———
74 Acetyl Tetrapeptide-5 ———
75 Adenosine ———
76 Carnosine ———
77 Palmitoyl Tetrapeptide-7 ———
78 Palmitoyl Tripeptide-5 ———
79 Yeast Beta-Glucan ———
80 Ferulic Acid ———
81 3-O-Ethyl Ascorbic Acid ———
82 Ascorbic 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 Medicube 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.

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)

On the brand's product page

“Store in a cool place between 41–77°F”

“Keep away from direct sunlight and high temperatures.”

“Store in a cool place between 41–77°F Avoid using with exfoliating products to prevent irritati”

Use within 6 months after opening.

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 —
JP Japan None found Allantoin, Ferulic Acid, Panthenol
TW Taiwan None found 3-O-Ethyl Ascorbic Acid, Allantoin
CA Canada None found Glycerin, Retinol
BR Brazil None found —
AR Argentina None found —

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.

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Arencia Retinal Booster Shot Serum Serum · $24.00
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0 1 0 0 0 0 0 1
Anua Nano Retinol™ 0.3% + Niacin Renewing Serum Serum
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1 2 1 0 0 0 0 4
Ksecret SEOUL 1988 GLOW SERUM : NIACINAMIDE 15% + YUJA Serum · $22.00
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28% similar · Shares 12 of this product's first 20 ingredients, including Brassica Campestris (Rapeseed) Sterols, Macadamia Ternifolia Seed Oil and Retinol.
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0 2 0 0 0 0 0 2
SKIN1004 Retinol 0.2 Boosting Shot Ampoule Serum · $21.60
27% similar · Shares 7 of this product's first 20 ingredients, including Retinol, Retinal and Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate.
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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

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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 Medicube Retinol NMN Boosting Serum allowed in the European Union?

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

Is Medicube Retinol NMN Boosting Serum allowed in South Korea?

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

Is Medicube Retinol NMN Boosting 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 Medicube Retinol NMN Boosting 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 Medicube Retinol NMN Boosting Serum?

Ingredient lists are in descending order of amount down to about 1%. The first five listed are: Water, Glycereth-26, Niacinamide, Glycerin, Caprylic/Capric Triglyceride. In total 82 ingredients are listed.

Where does this ingredient list come from?

From Medicube 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: 2 Claude: 1 Google · Gemini: 0 Perplexity: 0 Meta AI: 0 Amazon: 0 Others: 1
Read by AI & crawlers
ChatGPT2
Claude1
Google · Gemini0
Perplexity0
Meta AI0
Amazon0
Others1

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 →