Background: Autoimmune mechanisms are involved in the etiology of Alopecia areata. It is also shown that Selenium has some effects on regulation of autoimmune mechanisms. Objective: To compare the plasma level of Selenium between those with and without Alopecia areata. Patients and Methods: In this case-control study, 29 patients with Alopecia areata referred to Razi hospital in Tehran, a...

OBJECTIVE The use of dietary supplements has been increasing rapidly in Korea over the last decade. The aim of this study was to investigate associations between the pattern of dietary supplement use and the sociodemographic/lifestyle characteristics of Korean consumers. METHODS Participants were asked to complete a self-administered questionnaire on their sociodemographic and lifestyle chara...

background: malnutrition is prevalent among patients hospitalized in intensive care units (icus) and causes various complications. dietary supplementation to provide appropriate nutritional support may reduce the malnutrition and complications through improvement in nutritional status. this study was carried out to assess the association between dietary supplementation and malnutrition among pa...

BACKGROUND As defined by the Dietary Supplement Health and Education Act 1997, such substances as herbs and dietary supplements fall under general Food and Drug Administration supervision but have not been closely regulated to date. We examined the thyroid hormone content in readily available dietary health supplements marketed for "thyroid support." METHODS Ten commercially available thyroid...