Here is exactly how to unclog a toilet using baking soda and vinegar, plus why it works.

Warm the vinegar in the microwave for 45 seconds first (not boiling—just warm). Heat speeds up chemical reactions and helps dissolve soft blockages faster.

Here is your complete guide to unclogging a toilet using the "Volcano Method."

If the clog is stubborn, you can use this method in conjunction with a plunger. After the fizzing reaction has had time to sit, use a plunger to create a seal and pump vigorously. The baking soda mixture acts as a lubricant, making plunging more effective.