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Reducing salt to 5 grams daily doesn’t lower iodine levels in India, even with mandatory iodization, supporting safe salt reduction for heart health.
A new study by India’s Centre for Chronic Disease Control finds that reducing daily salt intake to the recommended 5 grams does not lower iodine levels, even in a country with mandatory salt iodization.
Analyzing urine samples from adults in Delhi and Haryana, researchers found average salt consumption at 8.07 grams per day—far above guidelines—but iodine status remained stable when salt was reduced.
The findings support public health efforts to lower salt intake to combat hypertension and heart disease, affecting over 300 million Indians, without risking iodine deficiency.
Experts say salt reduction remains a safe, effective strategy for preventing noncommunicable diseases.
Reducir la sal a 5 gramos diarios no reduce los niveles de yodo en la India, incluso con la iodización obligatoria, apoyando la reducción de sal segura para la salud del corazón.