That innocent lemon wedge floating in your ice water is often the only part of your meal that skips the heat of the kitchen. It passes from crates to cutting boards, from knives to hands, from containers to your glass—each step another chance for unseen microbes to hitch a ride. Research has repeatedly found bacteria on restaurant lemon slices, not because lemons are dangerous, but because they are handled quickly, frequently, and served raw.
This doesn’t mean every glass of lemon water is a threat. Most restaurants manage food safely, and many people drink lemon water without issue. But if you’d rather not gamble on how carefully that garnish was prepped, asking for “no lemon” is a simple barrier between you and one more possible source of contamination. At home, a thorough rinse, clean utensils, and a fresh glass let you keep the ritual—and the flavor—without the uncertainty