Zinc Pyrithione
Antifungal active in anti-dandruff shampoos. Suppresses Malassezia, reduces scaling and scalp itch. Since 2022 EU restricts cosmetic use to rinse-off formats only.
Evidence by route
Topical application
AProven efficacy. Two or more independent RCTs with instrumental endpoints.
Meta-analyses and Cochrane confirm efficacy of 1% ZPT in dandruff and seborrheic dermatitis. EU Regulation 1223/2009 restricts use: banned in leave-on products, allowed up to 1% in rinse-off.
- Apasrawirote D et al. Cochrane Database Syst Rev. 2011;(5):CD009446.
- Schwartz JR et al. Eur J Dermatol. 2013;23(2):176-185.
- Commission Regulation (EU) 2022/1531.
Tolerability and safety
Irritation potential
MediumAllergen risk
ModeratePregnancy
CautionSkin types
Suitable for
Use with caution
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Frequently asked questions
Is Zinc Pyrithione safe during pregnancy?
Zinc Pyrithione should be used with caution during pregnancy. Consulting a dermatologist or OB-GYN is advisable.
What skin types is Zinc Pyrithione for?
Zinc Pyrithione suits: normal, oily, combination. Use with caution in: sensitive, dry.
Can Zinc Pyrithione irritate the skin?
Zinc Pyrithione has moderate irritation potential. Sensitive skin may show a transient reaction that usually settles with adaptation.
What is Zinc Pyrithione and what does it do in cosmetics?
Antifungal active in anti-dandruff shampoos.
What's the INCI name for Zinc Pyrithione?
The INCI name is Zinc Pyrithione. It may also appear as: ZPT, Pyrithione Zinc, Цинк пиритион.