Most hot sauces contain vinegar and preservatives that help prevent mold and bacteria growth, so while refrigerating them won’t speed up spoilage, it could actually dull their strength.

You might think your taste buds are invincible, but it’s the fridge that’s working behind the scenes. Next time, try keeping your bottle of Tabasco on the kitchen counter instead and see how much bolder the flavor is—you’ll definitely notice the difference!