Ask KBeauty Verified™
KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
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Two Slash Four Glaze lip sleeping booster

Lip

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Check against official records

KR South Korea (MFDS)

3 ingredients with Korea limits or conditions.

Dehydroacetic Acid, CI 42090, CI 19140
EU European Union (CosIng)

4 ingredients with EU limits or conditions.

Petrolatum, Titanium Dioxide, CI 42090, CI 19140
US United States (FDA)

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

#Ingredient (as listed)KR KoreaEU EUUS U.S.
1 HYDROGENATED POLYISOBUTENE ———
2 PETROLATUM —Prohibited only in certain forms or uses —
3 POLYGLYCERYL-2 ISOSTEARATE/DIMER DILINOLEATE COPOLYMER ———
4 PHYTOSTERYL/ISOSTEARYL/CETYL/STEARYL/BEHENYL DIMER DILINOLEATE ———
5 DIISOSTEARYL MALATE ———
6 TOCOPHERYL ACETATE ———
7 DIPENTAERYTHRITYL HEXAHYDROXYSTEARATE/HEXASTEARATE/HEXAROSINATE ———
8 ETHYLENE/PROPYLENE/STYRENE COPOLYMER ———
9 POLYGLYCERYL-2 TRIISOSTEARATE ———
10 RUBUS FRUTICOSUS (BLACKBERRY) FRUIT EXTRACT ———
11 MACADAMIA TERNIFOLIA SEED OIL ———
12 SYNTHETIC WAX ———
13 CERESIN ———
14 SORBITAN SESQUIOLEATE ———
15 ETHYLENE/PROPYLENE COPOLYMER ———
16 POLYHYDROXYSTEARIC ACID ———
17 BUTYLENE/ETHYLENE/STYRENE COPOLYMER ———
18 LECITHIN ———
19 ISOSTEARIC ACID ———
20 ISOPROPYL MYRISTATE ———
21 ETHYLHEXYL PALMITATE ———
22 POLYGLYCERYL-3 POLYRICINOLEATE ———
23 TITANIUM DIOXIDE Approved UV filter · 25% Restricted · (a) 25% · (b) 1,4% ·… Approved UV filter · 25%* Approved UV filter · 25%
24 TITANIUM/TITANIUM DIOXIDE ———
25 PENTAERYTHRITYL TETRA-DI-T-BUTYL HYDROXYHYDROCINNAMATE ———
26 WATER ———
27 ADENOSINE ———
28 BUTYLENE GLYCOL ———
29 GLYCERIN ———
30 1,2-HEXANEDIOL ———
31 CAPRYLYL GLYCOL ———
32 NONAPEPTIDE-1 ———
33 ACETYL HEXAPEPTIDE-8 ———
34 COPPER TRIPEPTIDE-1 ———
35 TRIPEPTIDE-1 ———
36 PALMITOYL TETRAPEPTIDE-7 ———
37 PALMITOYL TRIPEPTIDE-1 ———
38 PALMITOYL PENTAPEPTIDE-4 ———
39 HEXAPEPTIDE-9 ———
40 DEHYDROACETIC ACID Restricted Approved preservative · 0.6% (as acid) —
41 RED 7 LAKE ———
42 BLUE 1 LAKE(CI 42090) Restricted Restricted · 0.5% Approved colorant —
43 YELLOW 5 LAKE(CI 19140) Restricted Restricted · 0.5% 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.

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 19140, CI 42090, Dehydroacetic Acid, Titanium Dioxide
AS ASEAN (10 countries) None found CI 19140, CI 42090, Dehydroacetic Acid, Titanium Dioxide
JP Japan None found CI 19140, CI 42090, Dehydroacetic Acid, Tocopheryl Acetate
TW Taiwan None found CI 19140, CI 42090, Dehydroacetic Acid, Titanium Dioxide
CA Canada None found Glycerin, Titanium Dioxide
BR Brazil None found CI 19140, CI 42090, Dehydroacetic Acid, Titanium Dioxide
AR Argentina None found CI 19140, CI 42090, Dehydroacetic Acid, Titanium Dioxide

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.

COSRX Lip Plump - Refresh AHA BHA Vitamin C Lip Plumper Lip · $19.00
43% similar · Shares 7 of this product's first 20 ingredients, including Petrolatum and Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate.
Compare side by side →
0 2 2 0 0 0 0 5
Torriden CELLMAZING Lip Essence Lip · $9.35
36% similar · Shares 5 of this product's first 20 ingredients, including Petrolatum, Macadamia Ternifolia Seed Oil and Tocopheryl Acetate.
Compare side by side →
0 2 2 0 0 0 0 6
Torriden SOLID IN Lip Essence Lip · $16.99
32% similar · Shares 4 of this product's first 20 ingredients, including Petrolatum and Macadamia Ternifolia Seed Oil.
Compare side by side →
0 2 1 0 0 0 0 5

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

Compare with

Two Slash Four vs Two Slash FourGlaze lip sleeping booster vs Glaze lip changer (Exp. Date Varies by Item)Two Slash Four vs Two Slash FourGlaze lip sleeping booster vs Sculpt lip shaper (Exp. Date Varies by Item)Two Slash Four vs Two Slash FourGlaze lip sleeping booster vs Strobing face cubeTwo Slash Four vs Two Slash FourGlaze lip sleeping booster vs All over face blushTwo Slash Four vs Two Slash FourGlaze lip sleeping booster vs Erasing face cubeTwo Slash Four vs Two Slash FourGlaze lip sleeping booster vs Shining Brow Color Cara (Expiration Date: June 1, 2027)

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 Glaze lip sleeping booster allowed in the European Union?

We found no prohibited ingredients. 4 ingredients have limits or conditions in the EU's CosIng records (Petrolatum, Titanium Dioxide, CI 42090, CI 19140). That usually means a maximum amount, a product type or a label warning — not a ban.

Is Two Slash Four Glaze lip sleeping booster allowed in South Korea?

We found no prohibited ingredients. 3 ingredients have limits or conditions in Korea's MFDS records (Dehydroacetic Acid, CI 42090, CI 19140). That usually means a maximum amount, a product type or a label warning — not a ban.

Is Two Slash Four Glaze lip sleeping booster 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 Glaze lip sleeping booster 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 Glaze lip sleeping booster?

Ingredient lists are in descending order of amount down to about 1%. The first five listed are: HYDROGENATED POLYISOBUTENE, PETROLATUM, POLYGLYCERYL-2 ISOSTEARATE/DIMER DILINOLEATE COPOLYMER, PHYTOSTERYL/ISOSTEARYL/CETYL/STEARYL/BEHENYL DIMER DILINOLEATE, DIISOSTEARYL MALATE. In total 43 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
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 →