-Women should not put on cosmetics on Tisha B’Av because this is included in the prohibition of smearing oneself. {However, a Kallah during the first 30 days of marriage is permitted to wash and put on cosmetics.} Shulchan Aruch w/Mishnah Brurah 554:15, Piskei Tshuvos 554:14
-One is permitted to use deodorant or antiperspirant on Tisha B’Av. Shulchan Aruch w/Mishnah Brurah 554:15, see Biur Halacha, Piskei Tshuvos 554:14
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