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Tomato Nutrient May Help Prevent Severe Gum Disease

Published on June 25, 2026, 8:28 a.m.
Tomato Nutrient May Help Prevent Severe Gum Disease

Topic: Health

A recent study found that older Americans who don't get enough lycopene in their diets are at a higher risk of developing severe gum disease. The research also showed disparities by race and sex.

This common nutrient, called lycopene, is usually found in tomatoes and other red fruits. A team of scientists led by Katherine Kwong from Connecticut College studied the connection between lycopene intake and gum health in older adults.

The researchers analyzed data from over 1,200 participants in a national survey. They found that nearly half of these older adults showed signs of periodontitis, a severe form of gum disease. At the same time, more than three quarters were not consuming enough lycopene.

After accounting for factors like age, sex, race, smoking habits, and education level, the researchers found a strong link between lycopene intake and gum health. Older adults who met recommended lycopene intake levels had roughly one-third the odds of severe periodontitis compared to those whose intake was insufficient.

Why It Matters

This study can help us understand why some people are more prone to severe gum disease than others. It also highlights the importance of a balanced diet in maintaining good oral health, which is crucial for overall well-being.

Key Facts

  • The study found that nearly half of older adults showed signs of periodontitis.
  • More than three quarters of these adults were not consuming enough lycopene.
  • Older adults who met recommended lycopene intake levels had roughly one-third the odds of severe periodontitis compared to those whose intake was insufficient.

Key Terms

Lycopene
A nutrient found mainly in tomatoes and other red fruits

Implications

This study can help us understand why some people are more prone to severe gum disease than others. It also highlights the importance of a balanced diet in maintaining good oral health, which is crucial for overall well-being.


Source: https://www.sciencedaily.com/releases/2026/02/260208233841.htm

Journal Reference:

  1. Katherine Kwong, You Lu, ZhuoHuan Li, Susu Luo, Zhaoyu Huang, Zhong Chen, Na Zhao, Tung-Sung Tseng. Lycopene, Race and Periodontitis: Disparities in Older Adults. The Journal of nutrition, health and aging, 2026; 30 (2): 100759 DOI: 10.1016/j.jnha.2025.100759

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