Iodine fortification of foods and condiments, other than salt, for preventing iodine deficiency disorders (Review)
Santos et al recently published a Cochrane Review, investigating the addition of iodine to foods other than salt to prevent diseases caused by inadequate iodine intake. Eleven studies met the authors’ inclusion criteria, seven randomised control trials (RCTs), three cluster non-RCTs and one randomised cross-over study. The majority were carried out in school aged children […]
Contribution of fat, sugar and salt to diets in the Pacific Islands: a systematic review
A systematic review by Santos et al has investigated the contribution of fat, salt and sugar to diets in Pacific Island countries. Authors searched both electronic and grey (unpublished) literature, finding 31 studies that provided relevant information on fat (n=22), salt (n=14) and sugar (n=17). A range of assessment methods were used, including absolute intake, household […]
Effect of low-sodium salt substitutes on blood pressure, detected hypertension, stroke and mortality
Hernandez et al conducted a systematic review and meta-analysis to assess the efficacy of low-sodium salt substitutes (LSSS) as a potential intervention to reduce cardiovascular diseases. Findings show that LSSS significantly decreased systolic and diastolic blood pressure, with no effect for detected hypertension, overall mortality and intermediate outcomes. Read the full article here.
Science of Salt: Paucity of high quality studies reporting on salt and health outcomes
A review by Petersen et al aimed to identify, summarize, and critically appraise studies on dietary salt and health outcomes that were published from April 2017 to March 2018. Overall, 6747 citations and 42 health outcome studies were identified. Three of the 42 studies met the criteria for methodological quality and health outcomes and underwent […]
Science of Salt: High sodium intake increases blood pressure and risk of kidney disease
A review by Malta et al aimed to identify, summarize, and critically appraise studies on dietary salt and health outcomes that were published from August 2016 to March 2017. The search strategy was adapted from a previous systematic review on dietary salt and health. Studies that meet standards for methodological quality criteria and eligible health […]
Science of Salt: A focused review on salt-related knowledge, attitudes and behaviors, and gender differences
The aim of a review conducted by McKenzie et al was to examine the scope of studies published in the Science of Salt Weekly that contained a measure of self-reported knowledge, attitudes, and behavior (KAB) concerning salt. Specific objectives were to examine how KAB measures are used to evaluate salt reduction intervention studies, the questionnaires […]
Salt-related knowledge attitudes and behaviours: does gender have an influence?
As part of the Science of Salt series, McKenzie B et al have published a thematic review focusing on salt related knowledge, attitudes and behaviours (KAB) in the Journal of Clinical Hypertension. Studies included in the Science of Salt Weekly were assessed from its commencement, June 2013, till August 2017. A range of KAB questionnaires […]
Behaviour change interventions to reduce population salt intake
Trieu et al at the George Institute for Global Health conducted a systematic review to evaluate the effectiveness of population-level behaviour change interventions to reduce salt intake, published in the International Journal of Behavioral Nutrition and Physical Activity in February 2017. The review found that 19 of 22 studies reported that health education or awareness […]