What’s the difference between deodorant and antiperspirant? Quite significant, actually

By Daniel Eldridge, Senior Lecturer in Chemistry, Swinburne University of Technology

When summer hits, the combination of heat and activity often result in increased sweating. Sweat is great – it’s our personal evaporative cooling system. Most of us will sweat out at least half a litre each day, and that’s before any intense exercise.

Unfortunately, sweating can also exacerbate body odour. To control this, many of us use an antiperspirant or deodorant every day. Even though we apply both to our underarms, the two products are actually distinct and function in different ways.

Knowing…

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