It dissolves.
That’s why viral claims that salt will thoroughly clean the entire toilet drain system should be viewed skeptically.
Your plumbing isn’t being polished from the inside just because you added salt to the bowl.
Salt and Baking Soda: Another Popular Combination
You may also see recommendations to combine salt with baking soda.
Both ingredients are common household materials, and baking soda is widely used for mild cleaning and deodorizing.
The combination can be useful for some routine cleaning tasks, particularly when followed by physical scrubbing.
But once again, it shouldn’t be presented as a miracle formula.
If a toilet has heavy mineral deposits, biological contamination, a clog, or a plumbing defect, salt and baking soda won’t necessarily fix the problem.
They are cleaning ingredients—not professional plumbing equipment.
