نتایج جستجو برای: dietary supplements
تعداد نتایج: 210177 فیلتر نتایج به سال:
BACKGROUND Little is known about the characteristics of US children who are dietary supplement users. OBJECTIVE We described the prevalence and predictors of and reasons for giving children dietary supplements. DESIGN The study included children <18 y of age who participated in the Complementary and Alternative Medicine supplement of the National Health Interview Survey of 2007 whose proxie...
CONTEXT Medicinal use of dietary herbal supplements can cause inadvertent arsenic toxicosis. CASE PRESENTATION A 54-year-old woman was referred to the University of California, Davis, Occupational Medicine Clinic with a 2-year history of worsening alopecia and memory loss. She also reported having a rash, increasing fatigue, nausea, and vomiting, disabling her to the point where she could no ...
Based upon recent sales numbers, nutritional supplements play a key role in the lifestyle of a substantial proportion of the population. As well as products such as vitamins or minerals, several precursors of anabolic steroids are marketed as nutritional supplements. Another group of commercially available supplements are products for weight loss based upon herbal formulations originating from ...
Conventional wisdom generally recommends complete avoidance of all dietary supplements, especially during chemotherapy and radiation. This interdiction persists, in spite of high rates of dietary supplement use by patients throughout all phases of cancer care, and can result in patients' perceptions of physicians as negative, thus leading to widespread nondisclosure of use. A review of the clin...
OBJECTIVE To determine whether increasing calcium intake from dietary sources affects bone mineral density (BMD) and, if so, whether the effects are similar to those of calcium supplements. DESIGN Random effects meta-analysis of randomised controlled trials. DATA SOURCES Ovid Medline, Embase, Pubmed, and references from relevant systematic reviews. Initial searches were undertaken in July 2...
The use of dietary supplements has increased dramatically as our knowledge about the role of nutrients and other bioactive components of food in health has increased. Although much of the information about the diet and health connection that has driven this trend is related to the reduction of chronic disease risk in adults, belief in the prophylactic use of dietary intervention including the u...
UNLABELLED BACKGROUND The consumption of dietary supplements is widely spread and on the rise. These dietary supplements are generally used without prescriptions, proper counseling or any awareness of their health risk. The current study aimed at analyzing the metals in 33 samples of imported dietary supplements highly consumed by the Lebanese population, using 3 different techniques, to ens...
Scientists need specific data on the amounts of vitamin D in foods and dietary supplements to facilitate the assessment of vitamin D dietary intake. This vitamin is available in foods both naturally and from fortification. The Nutrient Data Laboratory of the US Department of Agriculture (USDA) is collaborating with vitamin D experts to review and develop methods for analyzing the vitamin D cont...
This report presents the prevalence of the leading types of dietary supplements taken during the third National Health and Nutrition Examination Survey (NHANES III), 1988-94. Approximately 40 percent of the U.S. population 2 months of age and older reported taking some type of dietary supplement in NHANES III, and the leading supplements taken were multivitamin/multiminerals (22 percent), multi...
UNLABELLED BACKGROUND Obesity is a common pathology with increasing incidence, and is associated with increased mortality and healthcare costs. Several treatment options for obesity are currently available ranging from behavioral modifications to pharmaceutical agents. Many popular dietary supplements claim to enhance weight loss by acting as metabolic stimulators, however direct tests of th...
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