Help bleach stain on white pants with a purple tint how can I

Sweat is colorless, but can in some cases react with chemicals in deodorant/antiperspirant to turn yellow. What do you think about this stain on my mattress? Also see my comment below

a.thumbs.redditmedia.com/Y4CV31bCYqNPKb0YHL_kyYuAr

b.thumbs.redditmedia.com/m-hdN1uKyYYG4kruBkRBggaet

Help bleach stain on white pants with a purple tint how can I remove this or reduce it? : r/CleaningTips

Sweat is colorless, but can in some cases react with chemicals in deodorant/antiperspirant to turn yellow. What do you think about this stain on my mattress? Also see my comment below

Sweat is colorless, but can in some cases react with chemicals in deodorant/antiperspirant to turn yellow. What do you think about this stain on my mattress? Also see my comment below

Sweat is colorless, but can in some cases react with chemicals in deodorant/antiperspirant to turn yellow. What do you think about this stain on my mattress? Also see my comment below