Does Drinking Coffee With Lemon Really Burn Belly Fat? Experts Say Know This First
Is lemon coffee a secret to weight loss or just another diet myth? We find out
If you’re trying to lose weight, you may have come across the viral trend of mixing coffee and lemon for weight loss. Some social media influencers claim this potent combo can rev your metabolism and blast belly fat. But does it actually work? Here’s what you need to know about the potential health benefits and drawbacks of adding lemon to coffee.
Does lemon coffee really burn belly fat?
The coffee and lemon trend calls for mixing fresh lemon juice with coffee and sipping it on an empty stomach each morning. Most videos follow one of these two recipe variations:
- Squeeze the juice from half a lemon into a cup of coffee
- Slice two lemons and add them (peels included) to two cups of boiling water. Stir in a spoonful of instant coffee, simmer, then strain into a glass.
The trend has been gaining traction on TikTok, YouTube and other social media platforms. According to its proponents, this citrus spin on your morning cuppa combines the appetite-suppressing power of coffee with the metabolism-boosting benefits of lemon to deliver noticeable weight loss in as little as a week.
Woman's World Answers
But while coffee and lemon can both be part of a healthy diet, there’s no strong evidence to support that they can supercharge weight-loss results by drinking them together.
“It’s one of those trends that took off online, but science hasn’t backed it up,” says Raj Dasgupta, MD, board-certified physician specializing in internal medicine and Chief Medical Advisor for Sleepopolis. “Coffee and lemon each have their own health benefits, but putting them together doesn’t create some special fat-burning drink.”
The real secret behind coffee and lemon for weight loss
If coffee and lemon aren’t a magic elixir, what’s behind the dramatic results some people have shared on social media? Most likely, it boils down to consistency. If someone is willing to commit to a daily coffee-and-lemon regimen, they’re probably making other healthy modifications as well.
“They might be paying more attention to what they eat, drinking fewer sugary beverages or moving more throughout the day,” Dr. Dasgupta says. “If someone notices weight loss after trying this, chances are they’ve also made other lifestyle changes that are really driving those results. Real weight loss is about consistency, not quick fixes.”
Side effects of drinking lemon coffee
Coffee and lemon are both low-calorie, minimally processed foods, so it’s easy to assume there’s no harm in trying this trend. However, there are a few potential downsides to consider.
Digestive upset
“Drinking this combination on an empty stomach can be rough for some people,” Dr. Dasgupta says. “Both coffee and lemon are acidic, and that can lead to heartburn, acid reflux or just an upset stomach—especially if you’re prone to those kinds of issues.”
Tooth damage
“Lemon coffee might be trendy, but it is not tooth-friendly!” says Sandip Sachar, DDS, a NYC dentist and board member at Stony Brook University School of Dental Medicine. “Combining these two acidic substances raises some serious concerns about tooth enamel erosion, increased tooth sensitivity and acidic overload in the mouth.”
Caffeine jitters
Caffeine can lead to anxiety, restlessness and sleep issues for some people. If you’re not usually a daily coffee drinker, it’s important to be mindful of how your body handles an increased caffeine intake.
Health benefits of coffee and lemon separately
Combining coffee and lemon may not be a shortcut for weight loss, but there are still benefits to including these two foods in your meal plan.
Coffee curbs your appetite
“Caffeine in coffee can give your metabolism a small boost and may help curb appetite, at least for a short time,” Dr. Dasgupta says. “It can also improve energy levels and exercise performance, which might lead to more movement throughout the day.”
According to a study published in the journal Nutrients, caffeine can also boost muscular endurance, which can help you work out longer or push through a few extra reps.
Lemon burns fat
Lemons provide vitamin C, which plays a role in the process of burning fat for energy. Lemons are also a source of pectin, a type of soluble fiber. According to research published in Foods, soluble fiber can slow gastric emptying and help you feel fuller longer, which may support weight loss.
How to get the benefits of coffee and lemon
If you enjoy the taste of lemon juice in your coffee, go ahead and use it as a low-calorie alternative to the usual add-ins like cream, sugar and flavored syrups. “Keep it simple—brew a cup of black coffee and add the juice of half a lemon,” Dr. Dasgupta says. A dash of cinnamon can boost the flavor and help with blood sugar control, he adds.
If you’re sensitive to acidic foods, consider sipping it with breakfast and not on an empty stomach. Dr. Sachar also recommends rinsing with water afterwards to prevent damage to your tooth enamel.
But you can also feel free to enjoy them separately. For example, you can stick with your usual morning brew routine, then rehydrate midday with this viral chia seed lemonade or a refreshing glass of lemon water. You’ll still reap all the health benefits of coffee and lemon even if you don’t enjoy them at the same time.
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