Serum
No prohibited or restricted ingredients found in EU records.
No prohibited or restricted ingredients found in U.S. records.
| # | Ingredient (as listed) | KR Korea | EU EU | US U.S. |
|---|---|---|---|---|
| 1 | Water | — | — | — |
| 2 | Azelaic Acid | Restricted | — | — |
| 3 | Hydroxypropyl Cyclodextrin | — | — | — |
| 4 | Disodium Phosphate | — | — | — |
| 5 | Pentylene Glycol | — | — | — |
| 6 | Propanediol | — | — | — |
| 7 | Potassium Azeloyl Diglycinate | — | — | — |
| 8 | Maltodextrin | — | — | — |
| 9 | Azelamide MEA | — | — | — |
| 10 | Panthenol | — | — | — |
| 11 | Butylene Glycol | — | — | — |
| 12 | 1,2-Hexanediol | — | — | — |
| 13 | Glycerin | — | — | — |
| 14 | Ethylhexylglycerin | — | — | — |
| 15 | Allantoin | — | — | — |
| 16 | Centella Asiatica Extract | — | — | — |
| 17 | Melia Azadirachta Leaf Extract | — | — | — |
| 18 | Biosaccharide Gum-1 | — | — | — |
| 19 | Sodium Hyaluronate | — | — | — |
| 20 | Melia Azadirachta Flower Extract | — | — | — |
| 21 | Beta-Glucan | — | — | — |
| 22 | Centella Asiatica Leaf Extract | — | — | — |
| 23 | Phellinus Linteus Extract | — | — | — |
| 24 | Tocopherol | Restricted · 20% | — | — |
| 25 | Citric Acid | — | Approved preservative · 0,2% · 0,0024% | — |
| 26 | Sodium Citrate | — | — | — |
| 27 | Glycyrrhiza Glabra (Licorice) Root Extract | — | — | — |
“—” 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 SKIN1004 official store, retrieved Oct 17, 2026. Formulas change — check the label on the package you buy.
“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)
This formula lists ingredients that are known to break down faster in heat, light or air:
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.
| Market | Prohibited | Limited |
|---|---|---|
| CN China | None found | — |
| AS ASEAN (10 countries) | None found | Azelaic Acid |
| JP Japan | None found | Allantoin, Panthenol |
| TW Taiwan | None found | Allantoin, Citric Acid |
| CA Canada | None found | Azelaic Acid, Citric Acid, Glycerin, Sodium Citrate |
| BR Brazil | None found | Azelaic Acid, Citric Acid |
| AR Argentina | None found | Azelaic Acid, Citric Acid |
Information only, not medical advice. If you are pregnant, have a skin condition or allergies, ask a dermatologist or pharmacist before use.