I often talk about products that let me down. Time for a product that goes beyond the call of duty. Let us broach the subject of personal hygiene. After much experimentation, I believe I have finally found the key to an antiperspirant that works all day. Look for something with as much of the main aluminum-based active ingredient as possible. I’d suggest Mitchum Sport gel with a maximum 25% of the aluminum-based ingredient. (I also suggest scrubbing.) Here’s how antiperspirant works by using aluminum. FDA article about the cancer myth.