Zinc Pyrithione징크피리치온
Korean hair-loss functional ingredient 탈모 증상 완화
징크피리치온jing-keu-pi-ri-chi-on
On a Korean label: 징크피리치온 = Zinc Pyrithione — ZPT, anti-dandruff.
What it is
A zinc compound used in shampoos against dandruff and itching. Korea lists it as an active ingredient for hair-loss functional cosmetics (탈모 증상 완화), and it can also be a preservative in rinse-off products.
On a Korean label
Written 징크피리치온. You will find it in dandruff shampoos and in some hair-loss shampoos.
Korean rules
- Korean hair-loss functional ingredient — Korea’s Ministry of Food and Drug Safety lists it as an active ingredient for 탈모 증상 완화 functional cosmetics.
- Limit: In rinse-off products against dandruff and itching (shampoos and rinses) and in hair-loss functional cosmetics, up to 1.0% as total zinc pyrithione; as a preservative, up to 0.5% in rinse-off products; not allowed in any other product. (화장품 안전기준 등에 관한 규정)
Questions
What is 징크피리치온 in a Korean shampoo?
Zinc pyrithione — an anti-dandruff ingredient, and one of the four active ingredients Korea lists for hair-loss functional cosmetics.
Is zinc pyrithione banned?
Not in Korea, which allows it within the limits above. The EU has banned it in cosmetics since 1 March 2022, after classifying it as toxic for reproduction (CMR category 1B).
Sources
- Korea Cosmetic Association — ingredient dictionary (대한화장품협회 성분사전)
- Regulation on Cosmetic Safety Standards (화장품 안전기준 등에 관한 규정), as listed in the KCIA dictionary
- Regulation on the Review of Functional Cosmetics (기능성화장품 심사에 관한 규정) — in force 16 December 2025
- Financial News — the four hair-loss functional ingredients under the MFDS notice of 16 December 2025 (18 May 2026)
- Commission Regulation (EU) 2021/1902 — CMR substances, including zinc pyrithione, added to the prohibited list
- CIRS — the EU ban on zinc pyrithione in cosmetics applies from 1 March 2022
Checked 27 October 2026. Rules change — the official texts above are the final word.