Brush your teeth and tongue thoroughly
Floss to remove trapped food particles
Rinse with alcohol-free mouthwash
Chew sugar-free gum
Eat fresh parsley, mint, or cilantro
Drink plenty of water
Eat an apple or other crisp fruit
Drink milk or eat yogurt
Rinse with baking soda and water
Use a tongue scraper
Avoid more onion and garlic until the smell fades
Wait for the odor to naturally pass with time