Grease stains are different from every other clothing mishap. They don’t announce themselves right away. They darken slowly, spread quietly and often look harmless until the fabric dries, at which point they’ve already bonded with it.
It might be cooking oil from dinner. A drip of dressing at lunch. A little too much grooming product that transfers to a collar. However it happens, untreated grease doesn’t fade with time. Heat sets it. Dryers make it permanent. And once that happens, even a perfectly good garment is effectively done.
The good news is grease stains are absolutely fixable—if you act correctly. After talking to people who do this for a living, we tested many different methods, one way stands out as the most reliable. It’s simple, cheap and uses things you probably already have: baking soda and dish soap.

