White bread, soda, potato chips, hard candy, citrus fruits, ice, red wine, crackers, energy drinks, and pickles are all high in sugar and acid, which can damage teeth enamel and lead to cavities and plaque. Consuming white bread, soda, and soda at night can indicate health problems, while hard candy and sticky candy can cause tooth decay. Citrus fruits, like oranges, lemons, and grapefruit, can also impact tooth enamel, making them unsuitable for sensitive teeth. Energy drinks and pickles, combined with sugar, can also harm tooth enamel and lead to plaque build-up.