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Key Points
Apples are packed with fiber, vitamin C, and antioxidants that can support heart health, immune function, and gut health.According to nutritionist Lauren Manaker, eating an apple every day can be a healthy habit for most people.The main caveats are to wash apples well and to avoid overdoing it if you have a sensitive stomach or IBS.
An old proverb says one apple a day keeps the doctor away, but does nutrition science back that up? For most people, yes: An apple is a healthy way to add fruit to your diet and help you meet the recommended daily amount. But a few caveats—like apple variety, washing, and digestive sensitivity—are worth keeping in mind.
Current dietary guidelines recommend two servings of fruit per day, and since an apple is about one serving, it can help you meet those needs. But most types of apples are high in fiber and natural sugar, so eating too many could mean problems for your gut health, according to Lauren Manaker, M.S., R.D.N.
Let’s dig into the science to learn how to safely add apples to our diets.
What Are The Health Benefits Of Apples?
“Apples offer a range of health benefits, including supporting heart health, supporting immune function, and reducing inflammation,” Manaker says. She credits vitamin C with supporting the immune system and flavonoids, a type of antioxidant, with helping lower the risk of heart disease.
While nutrient content varies by apple type, a medium Golden Delicious is mostly water. A single apple contains roughly 96 calories, 23 grams of carbs (17 of which come from sugar), and about four grams of fiber. That fiber, especially soluble fiber like pectin, can help regulate blood sugar and support gut health.
Is It Healthy To Eat An Apple Every Day?
“Eating an apple every day can be incredibly healthy, as apples are a nutrient-dense fruit full of fiber, vitamins, and antioxidants,” Manaker says. “Since most people don’t eat the recommended servings of fruits and veggies daily, making a habit of having an apple a day can be a good thing.”
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Just don’t forget to wash them. “Eating unwashed apples may pose a risk of pesticide exposure, so washing them thoroughly is recommended,” she notes. Apples often appear on lists of produce with higher pesticide residues, such as the Environmental Working Group’s Dirty Dozen. Of course, washing is recommended for all produce, and conventional (versus organic) apples still provide nutritional benefits.
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Can You Eat Too Many Apples?
“While apples are healthy, over-consuming them in excessive amounts could lead to excess calorie intake or digestive issues due to their high fiber and natural sugar content,” Manaker says.
For most people, it’s hard to overdo it enough to cause harm. However, she cautions that too much fiber and natural sugars could cause mild discomfort for those with IBS or more sensitive stomachs, and people managing blood sugar may want to pair apples with protein or fat.
The Bottom Line
One apple per day is a healthy choice for most people, but rotate fruits, wash produce, and adjust portions if apples trigger digestive symptoms. Your doctor—and your gut—will thank you.
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Lauren Manaker M.S., R.D.N., L.D., C.L.E.C. is a registered dietitian based in South Carolina. She earned a bachelor’s degree in Food Science and Human Nutrition at the University of Florida before going on to complete her master’s and dietetic internship at Rush University Medical Center. Manaker received the Emerging Professional in Women’s Health Award from the Academy of Nutrition and Dietetics in 2018 and provides her expert advice at CNN, Women’s Health Magazine, SHAPE, The Oprah Magazine, and Cooking Light.