We all love our morning coffee, a good glass of wine, or digging into a bowl of spaghetti, but guess what? Your favorite foods are plotting against you—and your smile. While you’re busy enjoying that red wine or slurping down your matcha, your teeth are getting a not-so-glamorous makeover. Some of the most delicious foods out there are also the worst for leaving behind stains that turn your pearly whites into a shade you didn’t ask for. So, if you’re wondering why your teeth look a little dull lately, it’s time to take a hard look at what’s on your plate. Here are the top offenders that are secretly sabotaging your smile.

A close-up of a smile showing a side-by-side comparison of teeth before and after whitening, with the left side having yellowish teeth and the right side having whiter teeth.
Photo credit: Shutterstock.
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Coffee

Pouring hot water over ground coffee in a white ceramic pour-over brewer.
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We all know coffee is essential to surviving mornings, but it’s not so friendly to your teeth. The deep, dark pigments in coffee, combined with its acidity, wear down enamel, making teeth more porous. Over time, this allows stains to embed deeper, leaving you with a smile that’s more “cold brew” than bright white. If you’re sipping on it throughout the day, the constant exposure doesn’t help either!

Red Wine

Man opening wine.
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Ah, red wine—your evening relaxer or weekend treat. Unfortunately, its dark color, acidity, and tannins are a triple threat to your enamel. Tannins act like a magnet for color, clinging onto your teeth and making it easier for the deep red pigments to settle in. Over time, these stains become harder to scrub off, especially if you’re a fan of more tannic wines like Cabernet or Merlot. It’s like your teeth are turning into a canvas for your wine habit—just not in the way you want.

Tea (Black & Green)

Woman drinking hot tea.
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Don’t let that health halo around green tea fool you! Both black and green teas are rich in tannins, which, like in wine, grab onto your enamel and deposit stains. Black tea has even more staining power due to its darker pigments. While green tea is less intense, over time, it can still leave your teeth looking a little less “zen” and more dull. Drink enough of it, and you might just find your teeth blending in with your matcha latte.

Berries (Blueberries, Blackberries, Raspberries)

A person's hands holding a bunch of berries.
Photo credit: Depositphotos.

These antioxidant powerhouses are great for your health, but not so much for your smile. The dark pigments in berries like blueberries and blackberries can latch onto your enamel, leaving behind a purplish hue that’s hard to miss. Berries’ acidity also weakens enamel, making it easier for stains to settle in and stay. It’s like turning your teeth into a berry-flavored art project—not exactly what you signed up for when snacking on your summer fruits.

Beets

A bunch of fresh beetroots with leaves on a wooden surface.
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If you’ve ever chopped beets, you know how they stain everything in sight—cutting boards, hands, and yes, your teeth. Their vibrant red color is notorious for leaving behind stubborn stains. Combine that with beets’ natural acidity, and your teeth become the perfect canvas for beet juice to make its mark. If you’re a fan of beet salads or juicing, just be aware you might be sporting that lovely beet hue long after the meal is done.

Tomato Sauce

Close-up of spaghetti in a rich, red tomato sauce. The pasta is intertwined and coated in the vibrant sauce, creating a visually appetizing dish.
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Spaghetti night is always a hit, but your favorite marinara is secretly plotting against your teeth. The combination of acidic tomatoes and bright red color is a stain double whammy. The acidity softens your enamel, while the pigment settles in, giving your teeth a reddish tint. And if you love a good pizza or pasta dish, frequent exposure makes those stains harder to reverse. After all, no one wants their smile to match their pasta sauce!

Soy Sauce

A white bowl with chopsticks and a bowl of black sauce.
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Dark and salty, soy sauce might be a sushi must-have, but it’s a stain super-villain for your teeth. The rich color can penetrate your enamel easily, especially if your enamel is already weakened by acidic foods. Over time, soy sauce builds up in the tiny crevices of your teeth, making them appear darker. It’s like dipping your smile in a soy bath—definitely not what you’re going for.

Curry

A bowl of lamb korma with rice and lemon on a wooden table.
Lamb Korma. Photo credit: Running to the Kitchen.

Curry’s beautiful yellow hue might make your dishes pop, but it’s also great at giving your teeth an unwanted yellow tint. Turmeric, the spice that gives curry its color, can easily latch onto your enamel. The staining potential of curry is high, and the vibrant yellow pigments are surprisingly difficult to scrub away, leaving your smile with a little extra “spice.” Regular curry eaters often notice the impact faster, so consider how much yellow you’re okay with rocking.

Balsamic Vinegar

A plate of appetizers with steak and blue cheese.
Blue Cheese Steak Crostini. Photo credit: Running to the Kitchen.

You may drizzle balsamic on salads or veggies for that perfect flavor balance, but this dark, acidic vinegar isn’t doing your teeth any favors. The acidity weakens your enamel while the dark color latches on, leading to pesky stains. Plus, since it’s a liquid, it can seep into all the nooks and crannies of your teeth, making those stains even harder to remove. And because you’re usually eating it with foods, it sits on your teeth even longer—so your teeth might get more “aged” than the vinegar itself.

Soda (Especially Dark Colas)

A row of coca cola bottles lined up on a shelf.
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It’s no secret that soda isn’t great for your teeth, but dark colas like Coke or Pepsi are some of the worst offenders. The acidity softens your enamel, while the dark caramel coloring settles in for the long haul. Over time, frequent soda sippers might notice their teeth taking on a darker, yellowed tone. And no, switching to diet versions doesn’t help much—the acidity is still there, doing its damage. It’s like giving your teeth a fizzy, sugar-loaded bath they didn’t ask for.

Sports Drinks

A woman holding a bottle of water in a gym.
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While these drinks promise hydration, they come with a cost to your enamel. Their high acidity softens your teeth, making it easier for stains to form from other foods and drinks you consume later. Think of it like opening the door for stains to move in, making your post-workout smile less vibrant. So, while you’re refueling after that gym session, your teeth might be taking a hit.

Popsicles and Colorful Candies

A variety of colorful gummy candies, including gummy bears, rainbow strips, and heart shapes, are scattered against a blue background.
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Brightly colored popsicles and candies might make you feel like a kid again, but they leave more than just a sugar rush behind. Artificial dyes in these sweets can stick to your teeth, leaving them temporarily tinted in shades you didn’t think were possible. While the stains from these treats may not be permanent, repeated consumption can make your teeth more prone to discoloration over time. So, unless you want neon teeth to go with your neon popsicle, it’s best to rinse after indulging.

Pomegranates

A glass of pomegranate juice surrounded by whole and halved pomegranates and loose seeds on a rustic wooden table.
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These jewel-like seeds are full of antioxidants, but their dark red juice can cause quite the mess—both in your kitchen and on your teeth. Pomegranates are highly pigmented, and their juice can easily cling to enamel, leaving behind stains. With frequent consumption, your teeth might start to show a hint of that pomegranate tint, giving you a smile that’s more ruby than pearly. A healthy snack, sure, but maybe not so healthy for your teeth’s sparkle.

11 Surprising Foods That Can Help With Weight Loss

Person in a pink shirt and gray pants measuring their waist with a tape measure in a gym setting.
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Trying to lose weight doesn’t mean you have to stick to boring salads and bland foods. There are plenty of delicious options that can actually help you shed those extra pounds. Some of these foods might even surprise you! Many of these foods can help boost your metabolism and keep you feeling full longer which is key when trying to lose weight. With this list, you might even find some new favorites to enjoy on your journey to a healthier you.

Read it Here: 11 Surprising Foods That Can Help With Weight Loss

12 Foods Causing Your Inflammation

Close up of rheumatism / arthritis medical examination.
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Inflammation can be a real pain, literally and figuratively. While it’s a natural part of the body’s defense system, chronic inflammation can lead to serious health problems. Surprisingly, some everyday foods might be causing your inflammation to spike. Here’s a list of some foods that could be contributing to your discomfort and why you might want to cut back on them.

Read it Here: 12 Foods Causing Your Inflammation

*Select images provided by Depositphotos.

Founder and Writer at Running to the Kitchen | About

Gina Matsoukas is an AP syndicated writer. She is the founder, photographer and recipe developer of Running to the Kitchen — a food website focused on providing healthy, wholesome recipes using fresh and seasonal ingredients. Her work has been featured in numerous media outlets both digital and print, including MSN, Huffington post, Buzzfeed, Women’s Health and Food Network.

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