The “Dirty” Secrets of Garbage Disposal Maintenance and Sink Care

One of the biggest secrets is how much buildup actually hides inside the disposal. Over time, grease, food particles, and soap scum cling to the blades and inner chamber. Even if the disposal seems to be running fine, trapped debris causes foul odors and fosters bacteria. A quick rinse isn’t enough—you need regular deep cleaning with safe methods like baking soda, vinegar, and ice cubes to keep it fresh and functional.

Another overlooked issue is using the disposal as a catch-all for food waste. Many people throw in items like coffee grounds, fibrous vegetables, or even bones, which can dull blades and clog pipes. Disposals are designed for small scraps, not as a substitute for the trash bin. Overloading them stresses the motor, damages the system, and can lead to costly plumbing repairs. Learning what not to put down your sink is just as important as running the disposal itself.

The way you operate your disposal also matters. Running it without enough water or turning it off too soon can leave bits of food in the system, increasing wear and tear. Experts recommend letting cold water flow for at least 15 seconds after use to flush everything down the drain. This small step keeps pipes clear and prevents buildup.

Finally, what most homeowners don’t realize is that neglecting garbage disposal care impacts the entire sink system. A clogged or failing disposal puts pressure on the sink drain and can cause leaks around the seals. Over time, this contributes to water damage in the cabinet below. A poorly maintained disposal can even shorten the lifespan of your sink itself.

At I Hate My Sink, we know your sink and garbage disposal work hand in hand. By keeping up with regular maintenance, avoiding the wrong foods, and running your disposal properly, you can extend the life of both. It’s not just about avoiding bad smells or clogs—it’s about protecting the heart of your kitchen. Because the secret truth is, the way you treat your disposal has everything to do with whether you love—or hate—your sink.

‍