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Progress on sodium reduction in South Korea.
Hye-Kyung Park1, Yoonna Lee2, Baeg-Won Kang3
1Director, Center for Children's Foodservice Management, Osong, Republic of Korea.
BMJ Global Health
|May 15, 2020
Summary
South Korea
Area of Science:
- Public Health
- Nutrition Science
- Cardiovascular Disease Prevention
Background:
- High dietary sodium intake is a major global risk factor for hypertension and cardiovascular mortality.
- South Korea faces significant public health challenges due to high population sodium consumption, exceeding recommended limits.
Purpose of the Study:
- To evaluate the effectiveness of South Korea's National Plan to Reduce Sodium Intake, implemented in 2012.
- To assess the impact of a comprehensive, multi-component strategy on population sodium consumption and related health outcomes.
Main Methods:
- Implementation of a national plan with five key components: consumer awareness, increased low-sodium food availability, and food reformulation.
- Monitoring of dietary sodium intake and sources via the Korea National Health and Nutrition Examination Survey.
Main Results:
- A 23.7% reduction in adult dietary sodium consumption was observed by 2014, compared to 2010 levels.
- The reduction in sodium intake coincided with decreased population blood pressure and hypertension prevalence.
Conclusions:
- Multicomponent public health interventions are effective in reducing population sodium intake.
- Lessons from South Korea's sodium reduction program offer valuable insights for other nations, particularly in Asia.
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