Eat saliva

https://my.clevelandclinic.org/health/body/saliva

https://www.webmd.com/oral-health/what-is-saliva

https://www.yourdentistryguide.com/ss-saliva/

https://www.quora.com/Is-consuming-the-saliva-of-others-harmful

https://maxfacts.uk/help/oral-food/saliva-and-eating

https://www.parkinsonseurope.org/about-parkinsons/symptoms/motor-symptoms/eating-swallowing-and-saliva-control/

https://www.murrayschollsfamilydental.com/the-surprising-benefits-of-saliva/

https://www.verywellmind.com/chew-and-spit-eating-disorder-behavior-4100664

https://www.bbc.com/future/article/20230127-the-secrets-inside-your-saliva