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Tomatoes Are the Healthiest Fruit in the World, CDC Says—Here's Why

A tomato a day keeps the doctor away?

Tomatoes

You won't want to add them to your smoothie or yogurt parfait, but you will want to pack your lunch and dinner with them. Tomatoes have just been crowned the healthiest fruit in the world (remember, fruit is anything with seeds) by the Centers for Disease Control and Prevention (CDC). The agency released its list of "powerhouse" fruits and vegetables, which it defines as those "most strongly associated with reduced chronic disease risk." The first 26 foods on the list are vegetables, mainly of the cruciferous or green leafy varieties. The first fruit to make an appearance on the ranking is tomatoes, which have a nutrient density score of 20.37.

RELATED: 10 Healthiest Superfoods to Add to Your Diet, Nutritionists Say.


The score was calculated based on the bioavailability of 17 key nutrients. According to the Cleveland Clinic, a medium-sized raw tomato contains the following:

  • 17 grams of vitamin C (19% of the daily value, or DV, recommended for adults)
  • 10 micrograms of vitamin K (8% DV)
  • 296 milligrams of potassium (6% DV)
  • 19 micrograms of folate (5% DV)
What's more, tomatoes are high in two important antioxidants: lycopene and beta-carotene.
Lycopene gives tomatoes their rich colors. It also helps rid the body of free radicals that can damage DNA. Research has shown that lycopene can lower the risk of prostate cancer, as well as the risk of stroke.
A 2021 umbrella review of tomatoes and lycopene found that: "Tomato intake was inversely associated with all-cause mortality, coronary heart disease mortality, cerebrovascular disease mortality, prostate cancer, and gastric cancer. Dietary lycopene intake or serum lycopene was inversely associated with all-cause mortality, prostate cancer, stroke, cardiovascular disease, metabolic syndrome, and male infertility."
John Erdman, a professor emeritus of nutrition and food science at the University of Illinois Urbana-Champaign, recently told The New York Times that tomatoes account for more than 80 percent of lycopene in an average U.S. diet. The fruit retains this antioxidant whether it's eaten raw, cooked, or sun-dried. However, do note that the redder the tomato, the higher the lycopene content (green tomatoes do not contain the antioxidant).
Additionally, Beta-carotene "is converted in the body to vitamin A, which is necessary for healthy eyes and skin," explains the Mayo Clinic. And, tomatoes are 95 percent water, which makes them a great choice to stay hydrated.
On top of its nutrient profile, a tomato also has only 23 calories, less than a gram of fat, and 5 grams of carbohydrates.

By comparison, the top piece of produce on the CDC's "powerhouse" list is watercress, which has a nutrient density score of 100. Following tomato's score of 20.37 are the following fruits:

  • Lemon: 18.72
  • Strawberry: 17.59
  • Orange: 12.91
  • Lime: 12.23
  • Grapefruit (pink and red): 11.64
  • Blackberry: 11.39
  • Grapefruit (white): 10.47
Apple, banana, raspberry, tangerine, and cranberry did not qualify as nutrient-dense, but that doesn't mean they don't provide their own health benefits.

We offer the most up-to-date information from top experts, new research, and health agencies, but our content is not meant to be a substitute for professional guidance. When it comes to the medication you're taking or any other health questions you have, always consult your healthcare provider directly.

Sources referenced in this article

CDC: Defining Powerhouse Fruits and Vegetables: A Nutrient Density Approach

Cleveland Clinic: Health Benefits of Tomatoes

A prospective study of tomato products, lycopene, and prostate cancer risk

Serum lycopene decreases the risk of stroke in men

Tomato and lycopene and multiple health outcomes: Umbrella review

Mayo Clinic: Beta CaroteneBeta Carotene