# Spit First > Rinsing with water washes away the fluoride that stays behind. A short guide to spitting out the foam and leaving the film on your teeth. ## Guides - [Fluoride Retention After Brushing](https://rinse-after-brushing.jylydyve.workers.dev/fluoride-retention-after-brushing/): Fluoride retention after brushing is about leaving a thin film of toothpaste on your teeth instead of rinsing it all away. - [Spit vs Rinse: What to Know](https://rinse-after-brushing.jylydyve.workers.dev/spit-vs-rinse-benefits/): On spit vs rinse benefits, the main difference is that spitting clears the excess toothpaste while leaving a thin fluoride film, and rinsing with water tends. - [Timing Mouthwash After Brushing](https://rinse-after-brushing.jylydyve.workers.dev/mouthwash-after-brushing-timing/): Mouthwash after brushing timing comes down to one idea: do not follow your fluoride toothpaste straight away with a rinse that washes it off. - [Eating Right After Brushing](https://rinse-after-brushing.jylydyve.workers.dev/eating-after-brushing/): There is no single magic number of minutes, but a short gap between brushing and eating or drinking is a sensible habit. - [Habits We Learned vs What Evidence Says](https://rinse-after-brushing.jylydyve.workers.dev/tradition-vs-evidence/): Many oral-care habits come from what we were told as children or what advertising repeated, and tradition vs evidence is a fair question to ask of each one. ## About - [About Spit First](https://rinse-after-brushing.jylydyve.workers.dev/about/): not medical advice, how the site is funded and how guides are made ## Optional - [RSS feed](https://rinse-after-brushing.jylydyve.workers.dev/feed.xml)