--- title: "Meaning & Key Takeaway of: Taste, like smell, is a doorman for the…" description: "\"“Taste, like smell, is a doorman for the digestive tract, a chemical scan for possibly dangerous (bitter, sour) elements and desirable (salty, sweet) n..." image: "https://sms4smile.com/quotes/i/404/mary-roach-635_smell_taste-like-smell-is-a-doorman-for-the-di_1593815.png" --- # Taste, like smell, is a doorman for the digestive tract, a… ![“Taste, like smell, is a doorman for the digestive tract, a chemical scan for possibly dangerous (bitter, sour) elements and desirable (salty, sweet) nutrients.” quote by Mary Roach](https://sms4smile.com/quotes/i/404/mary-roach-635_smell_taste-like-smell-is-a-doorman-for-the-di_1593815.png) [Download](https://sms4smile.com/quotes/i/404/mary-roach-635_smell_taste-like-smell-is-a-doorman-for-the-di_1593815.png) [Open image](https://sms4smile.com/quotes/i/404/mary-roach-635_smell_taste-like-smell-is-a-doorman-for-the-di_1593815.png) > ““Taste, like smell, is a doorman for the digestive tract, a chemical scan for possibly dangerous (bitter, sour) elements and desirable (salty, sweet) nutrients.”” [Mary Roach](https://sms4smile.com/quotes/author/mary-roach/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. Taste acts as a gatekeeper, detecting harmful and beneficial chemicals before digestion. **In simple terms:** Taste screens food for safety. Key Takeaway Pay attention to taste cues for health. Themes health biology nutrition Mood informative curious Type scientific educational When to use this quote - cooking - diet planning - medical diagnostics Key Concepts sensory science evolution food safety Questions to Reflect On - How does taste influence your food choices? - Can you improve health by training taste preferences? A Different Perspective Taste perception varies culturally; some nutrients lack taste signals. ★ ★ ★ ★ ★ No ratings yet [Smell](https://sms4smile.com/quotes/about/smell/) ## Related quotes > [If I really like the smell of something - a piece of tar or my goddaughter's plastic doll - I put a tiny piece…](https://sms4smile.com/quotes/mika/if-i-really-like-the-smell-of-something-a-piece-of-tar-or-my/) [Mika](https://sms4smile.com/quotes/author/mika/) > [This is going to make me sound really weird and stalkery, but I've bought the aftershaves of all my ex-boyfriends. Sometimes I like to…](https://sms4smile.com/quotes/poppy-delevingne/this-is-going-to-make-me-sound-really-weird-and-stalkery-but-i-ve/) [Poppy Delevingne](https://sms4smile.com/quotes/author/poppy-delevingne/) > [“Neville flexed his nostrils, he didn’t like the smell of this. 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