16 citations,
December 2008 in “International Journal of Dermatology” Long-term use of pyrithione zinc shampoos remains effective for scalp seborrheic dermatitis, with decreased effectiveness likely due to not following treatment instructions rather than the treatment itself.
32 citations,
November 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Most women preferred the 1% pyrithione zinc shampoo for better hair smoothness and less frizz while controlling dandruff.
57 citations,
August 2003 in “British Journal of Dermatology” Minoxidil and pyrithione zinc combo most effectively increases hair density.
5 citations,
January 2019 in “Clinical Drug Investigation” Some off-label treatments increase hair density, but long-term safety unknown.
14 citations,
September 2021 in “International journal of molecular sciences” Zinc pyrithione needs targeted delivery to the scalp for effective dandruff treatment.