Achieve instant freshness with the la roche posay 24hr physiological roll on deodorant a lightweight and comfortable formula created for those who experience sensitivity this ultra absorbent la roche posay deodorant efficiently keeps underarms fresh and dry for 24 hours whilst respecting the physiology of reactive skin its ingredients have been chosen for optimal tolerance ensuring that every use is as comfortable as can be at the heart of the la roche posay deodorant formula is perlite