Vacuum the area thoroughly
Blot up any loose debris with a dry cloth
Mix a small amount of dish soap with warm water
Test the solution on a hidden spot first
Apply the solution to the stain with a clean cloth
Blot gently from the outside toward the center
Repeat with fresh cloths until the stain lifts
Rinse the area with a cloth dampened in clean water
Blot dry with a clean towel
Sprinkle baking soda over the damp area
Let the baking soda sit until fully dry
Vacuum up the baking soda
Use white vinegar and water for stubborn stains
Apply hydrogen peroxide only on colorfast carpet after testing
Use a carpet stain remover according to label directions
Scrub lightly with a soft-bristled brush if needed
Avoid soaking the carpet
Repeat the process for older stains
Call a professional carpet cleaner for set-in stains