Ask KBeauty Verified™
KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
Reading time:
Views: 0
Claude: 3 ChatGPT: 0 Google · Gemini: 0 Perplexity: 0 Meta AI: 0 Amazon: 0 Others: 0
Read by AI & crawlers
Claude3
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 →

Two Slash Four Flash Spot Concealer

Other

Save to my shelf

Check against official records

KR South Korea (MFDS)

3 ingredients with Korea limits or conditions.

Mica, CI 77492, CI 77491
EU European Union (CosIng)

1 ingredient with EU limits or conditions.

Titanium Dioxide
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 Glycerin ———
3 Butyrospermum Parkii (Shea) Butter ———
4 Propanediol ———
5 Caprylic/Capric Triglyceride ———
6 1,2-Hexanediol ———
7 Titanium Dioxide (CI 77891) Approved UV filter · 25% Restricted · (a) 25% · (b) 1,4% ·… Approved UV filter · 25%* Approved UV filter · 25%
8 Mica (CI 77019) Restricted ——
9 Silica ———
10 Limnanthes Alba (Meadowfoam) Seed Oil ———
11 Hydrogenated Vegetable Oil ———
12 Caesalpinia Spinosa Fruit Extract ———
13 Kappaphycus Alvarezii Extract ———
14 Collagen Amino Acids ———
15 Haematococcus Pluvialis Extract ———
16 Calcium Aluminum Borosilicate ———
17 Ammonium Acryloyldimethyltaurate/VP Copolymer ———
18 Polyacrylate Crosspolymer-6 ———
19 Polyglyceryl-10 Oleate ———
20 Polyglyceryl-5 Oleate ———
21 Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer ———
22 Sodium Stearoyl Glutamate ———
23 Sorbitan Isostearate ———
24 Trisodium Ethylenediamine Disuccinate ———
25 Aluminum Hydroxide ———
26 Sodium Lauroyl Glutamate ———
27 Lysine ———
28 Magnesium Chloride ———
29 Saccharide Isomerate ———
30 Citric Acid —Approved preservative · 0,2% · 0,0024% —
31 Sodium Citrate ———
32 Cetearyl Alcohol ———
33 Tin Oxide ———
34 Fragrance ———
35 Iron Oxide Yellow (CI 77492) Restricted Approved colorant —
36 Iron Oxide Black (CI 77499) —Approved colorant —
37 Iron Oxide Red (CI 77491) Restricted Approved colorant —

“—” 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 Two Slash Four 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, but it lists “Fragrance/Parfum”, which can contain them below the labelling threshold.

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 CI 77491, CI 77492, Mica, Titanium Dioxide
AS ASEAN (10 countries) None found CI 77491, CI 77492, Mica, Titanium Dioxide
JP Japan None found —
TW Taiwan None found CI 77491, CI 77492, CI 77499, Citric Acid, Mica, Titanium Dioxide
CA Canada None found Citric Acid, Glycerin, Sodium Citrate, Titanium Dioxide
BR Brazil None found CI 77491, CI 77492, CI 77499, Citric Acid, Mica, Titanium Dioxide
AR Argentina None found CI 77491, CI 77492, CI 77499, Citric Acid, Mica, Titanium Dioxide

Compare with

Two Slash Four vs Two Slash FourFlash Spot Concealer vs Glaze lip sleeping boosterTwo Slash Four vs Two Slash FourFlash Spot Concealer vs Glaze lip changer (Exp. Date Varies by Item)Two Slash Four vs Two Slash FourFlash Spot Concealer vs Sculpt lip shaper (Exp. Date Varies by Item)Two Slash Four vs Two Slash FourFlash Spot Concealer vs Strobing face cubeTwo Slash Four vs Two Slash FourFlash Spot Concealer vs All over face blushTwo Slash Four vs Two Slash FourFlash Spot Concealer vs Erasing face cube

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 Two Slash Four Flash Spot Concealer allowed in the European Union?

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

Is Two Slash Four Flash Spot Concealer allowed in South Korea?

We found no prohibited ingredients. 3 ingredients have limits or conditions in Korea's MFDS records (Mica, CI 77492, CI 77491). That usually means a maximum amount, a product type or a label warning — not a ban.

Is Two Slash Four Flash Spot Concealer 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 Two Slash Four Flash Spot Concealer 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 Two Slash Four Flash Spot Concealer?

Ingredient lists are in descending order of amount down to about 1%. The first five listed are: Water, Glycerin, Butyrospermum Parkii (Shea) Butter, Propanediol, Caprylic/Capric Triglyceride. In total 37 ingredients are listed.

Where does this ingredient list come from?

From Two Slash Four 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: 3 ChatGPT: 0 Google · Gemini: 0 Perplexity: 0 Meta AI: 0 Amazon: 0 Others: 0
Read by AI & crawlers
Claude3
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 →