South Korea Cosmetic Allergen
Back to newsRegulatory Change
From the 1st January 2020, the newly named South Korean Regulation on Standards for Marking Cosmetics Usage Precautions and Fragrance Allergens, requires all cosmetic products to label the presence of 25 known allergenic substances, when concentrations in the finished formula exceeds certain thresholds.
The 25 Fragrance Allergens
| No. | INCI Name(1) | CAS Number |
| 1 | Amyl Cinnamal | 122-40-7 |
| 2 | Benzyl Alcohol | 100-51-6 |
| 3 | Cinnamyl Alcohol | 104-54-1 |
| 4 | Citral | 5392-40-5 |
| 5 | Eugenol | 97-53-0 |
| 6 | Hydroxycitronellal | 107-75-5 |
| 6 | Isoeugenol | 97-54-1 |
| 8 | Amyl Cinnamal Alcohol | 101-85-9 |
| 9 | Benzyl Salicylate | 118-58-1 |
| 10 | Cinnamal | 104-55-2 |
| 11 | Coumarin | 91-64-5 |
| 12 | Geraniol | 106-24-1 |
| 13 | Anise Alcohol | 105-13-5 |
| 14 | Benzyl Cinnamate | 103-41-3 |
| 15 | Farnesol | 4602-84-0 |
| 16 | Butylphenyl Methypropional | 80-54-6 |
| 17 | Linalool | 78-70-6 |
| 18 | Benzyl Benzoate | 120-51-4 |
| 19 | Citronellol | 106-22-9 |
| 20 | Hexyl Cinnamal | 101-86-0 |
| 21 | Limonene | 5989-27-5 |
| 22 | Methyl 2-Octynoate | 111-12-6 |
| 23 | Alpha-Isomethyl lonone | 127-51-5 |
| 24 | Evernia Prunastri (Oakmoss) Extract | 90028-68-5 |
| 25 | Evernia Furfuracea (Treemoss) Extract | 90028-67-4 |
(1) labelling will have to utilise Korean INCI Names as listed in the Regulation
What if a product contains these?
If one of the 25 substances listed above is present in the finished product formula, they are to appear on the product label, when:
- The concentration exceeds 0.01% in a rinse-off product,
- The concentration exceeds 0.001% in a leave-on product.
Note: If an allergen is present in various ingredients with the product, the total concentration must be calculated to verify the threshold and labelling requirements detailed above.
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