茄子和西红柿等蔬菜中含有尼古丁吗？证据表明什么

📝 事实核查: It's true that many plants in the nightshade family (Solanaceae), such as eggplants, tomatoes, potatoes, and peppers, contain naturally occurring nicotine. Some sources also report trace amounts in cauliflower and celery. 🍆🥔🍅 However, the evidence for zucchini is less established in scientific literature. These plants produce nicotine as a natural defense against insects.

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