Why the pH in Your Mouth Matters
The pH in your mouth affects how healthy your teeth and gums are. When the mouth becomes too acidic, tooth enamel begins to weaken, which can lead to cavities, sensitivity, and gum problems.
Every time you eat or drink sugary or acidic foods, the pH drops and harmful bacteria produce acids. Your saliva works to neutralize these acids and protect your teeth, but frequent snacking, soda, sports drinks, and dry mouth can make it harder for your mouth to recover.
Keeping a balanced pH helps protect enamel, reduce bacteria, and support healthy gums — all of which are important for a healthy smile. Drinking water, limiting sugary or acidic snacks, and maintaining good oral hygiene can help keep your mouth in a healthy balance.
Common Acidic Foods & Drinks
Beverages (Most Acidic).
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Soda (regular and diet)
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Energy drinks
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Sports drinks
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Fruit juice (especially orange, grapefruit, apple, cranberry)
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Lemonade and limeade
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Sweetened iced tea
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Coffee (especially sweetened or flavored)
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Alcohol (wine, cocktails, hard seltzers)
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Kombucha
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Fruits & Fruit-Based Foods
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Lemons and limes
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Oranges, grapefruits, tangerines
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Pineapple
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Berries (strawberries, raspberries, blueberries)
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Tomatoes and tomato products (sauce, salsa, ketchup)
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Dried fruit
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