Saturday, November 1, 2014

Cut the salt: add years to your life


By Dr Poonam Khetrapal Singh, WHO Regional Director for South-East Asia
28 September 2014

Salt is added to almost everything that we eat. Though mostly while cooking, it is also not uncommon to find salt added to food at the dining table. Additionally, globalization, consumerism and rapidly-changing lifestyle patterns have increased the consumption of ready-to-eat snacks and processed food, which are high in salt. As a result, our salt consumption is often way over the WHO-recommended level of less than one teaspoon per adult per day. High salt intake increases the risk of high blood pressure and is associated with heart disease, stroke and other diseases.

Reducing salt consumption is a cost-effective public health intervention. A landmark United Nations High-Level Meeting on Non-communicable diseases has mandated that high blood pressure prevention and control by population salt reduction is one of the most urgent, cost-effective and immediate high priority interventions to reduce heart diseases.

An estimated 2.5 million deaths could be prevented each year if global salt consumption were reduced to the recommended level. According to a study, 15% reduction in salt consumption over a ten-year period globally would be at a per capita cost of less than US$ 0.4 and US$ 1 in developing and developed countries respectively. Most people with hypertension currently live in low- and middle-income countries that bear a disproportionate burden of hypertension-related risk of deaths.

WHO promotes salt reduction as a “best buy’ for governments to prevent and control noncommunicable diseases such as heart diseases and stroke, and recommends a daily salt intake of less than five grams per adult or just under a teaspoon. The recommendation is even lower for children, depending on their energy needs. To achieve this, a global voluntary target of 30% reduction in population salt/sodium intake by 2025 has been set.

Focused and culturally-appropriate interventions are needed in the South-East Asia Region with its rich and diverse cuisine making extensive use of salt in some traditional foods sauces, seasonings and pickles. Moreover, regulatory interventions are needed to curtail the high amounts of hidden salt (sodium) in industrially-produced processed food products such as breads, baked products, packaged cereals and ketchup.

Reducing salt consumption needs a multipronged and multisectoral approach in which everyone has to contribute. Governments have a critical role to play and must create awareness and develop policies that enable populations to consume adequate quantities of safe and healthy diet, with low salt content.

The food industry needs to be engaged to reduce salt content and provide healthy food options by reformulating processed foods to reduced salt options. Simple measures such as mandatory, easy-to-understand, consumer-friendly food labelling, identifying low-salt products, can be effective in helping individuals to make healthy dietary choices.

The support of civil society is crucial for advocating and strengthening the impact of policies by ensuring that communities understand the health risks of salt consumption. Nongovernmental organizations can help create an enabling environment for implementation of salt reduction strategies. The media can amplify the benefits of cutting salt in the diet by building awareness.

A well-informed and aware community – the housewife, parents and individuals – could then play the critical role of opting for low-salt food and ensuring low salt consumption. Simple household-level interventions such as adding less salt to food while cooking, removing the salt dispenser from the dining table, limiting the availability of high salt ready-to-eat food, increasing the intake of fruits and vegetables and guiding children’s taste buds through a diet of mostly unprocessed foods without adding salt would go a long way in improving the health of people.

It is imperative that salt reduction strategies and actions have realistic goals as well as a reasonable timeframe to achieve them. The potential barriers to implementing the strategies should be identified and steps to overcome them should be prioritized.

Simultaneously, a monitoring and measuring system needs to be set up to understand how much salt people are consuming. Most countries of the Region lack current and reliable data on salt intake. This is critical for designing appropriate strategies to evaluate the effectiveness of any planned salt reduction efforts.

Reliable information is also lacking with regard to the exact sources of salt. Evaluation of food sources with high salt is a critical step for developing and monitoring the impact of context-specific salt reduction strategies. Such information will be important to facilitate the development of suitable salt reduction interventions.

With collaborative efforts by all sectors, the health benefits of reduced salt intake will become apparent and greater over a period of time when people start opting for healthier food, with less salt.

On World Heart Day, WHO advocates to the public to reduce salt intake to add years to their lives and urges governments and civil societies to adopt salt reduction programmes for enormous public health gains.

For more information please contact:
World Health Organization
Country Office for Thailand
4th Fl.,Permanent Secretary Bld 3
Ministry of Public Health, Nonthaburi
Tel: +6625918198, Fax: +6625918199

Email: setharegistry@who.int

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