Antiperspirants and deodorants work in different ways to reduce body odor. Antiperspirants work by reducing sweat. Deodorants work by increasing the skin’s acidity.
Antiperspirants temporarily block sweat pores. Blocking sweat pores reduces the amount of perspiration that reaches your skin.
Deodorants are formulated toeliminate armpit odorbut not perspiration. They’re typically alcohol-based. When applied, they turn your skin acidic, which makes it less attractive to bacteria. Deodorants also commonly contain perfume to mask odor