OBJECTIVES To evaluate the intake of micronutrients from the diet and from supplements in users and non-users of dietary supplements, respectively, in a representative sample of the Danish adult population. A specific objective was to identify the determinants of supplement use. DESIGN A cross-sectional representative national study of the intake of vitamins and minerals from the diet and fro...

This study investigated whether athletes meet micronutrient recommendations and whether the adequacy of their intake is related to the use of dietary supplements, sport nutrition products or a combination. Micronutrient intakes of 553 Dutch (sub-) elite athletes were assessed using web-based 24-h dietary recalls with accompanying nutritional supplement questionnaires. In the majority of both us...

BACKGROUND The purpose of this study was to assess the use of oral antioxidant supplements in patients with late age-related macular degeneration (AMD) and to identify influencing factors that may affect the use of such supplements. METHODS The study included 47 patients with late AMD. Using a questionnaire, the patients were asked for their demographic, ophthalmologic, and systemic data, the...

When it comes to supplements, ?working out? which ones are safe and effective can be difficult. Unfortunately, there is a lot of mixed information on supplements in general, but this becomes clearer cut when focusing on specific amino acid supplements. To date, the U.S. Food and Drug Administration (FDA) [2] isn't authorized to regulate supplements as safe or effective ? whether they be amino a...

Purpose The aim of the present narrative review was to consider the evidence on the timing, optimal dose and intake duration of the main dietary supplements β-alanine, nitrate, caffeine, creatine, sodium bicarbonate, carbohydrate and protein. Methods This review article will focuses on timing, optimal dose and intake duration of main dietary supplements for consuming. Results This paper rev...

When it comes to supplements, ?working out? which ones are safe and effective can be difficult. Unfortunately, there is a lot of mixed information on supplements in general, but this becomes clearer cut when focusing on specific amino acid supplements. To date, the U.S. Food and Drug Administration (FDA) [2] isn't authorized to regulate supplements as safe or effective ? whether they be amino a...

When it comes to supplements, ?working out? which ones are safe and effective can be difficult. Unfortunately, there is a lot of mixed information on supplements in general, but this becomes clearer cut when focusing on specific amino acid supplements. To date, the U.S. Food and Drug Administration (FDA) [2] isn't authorized to regulate supplements as safe or effective ? whether they be amino a...

As the population in the industrialized world develops preference for what is perceived as a natural and holistic way of disease treatment, the popularity and the number of food supplements on the market, including herbal ones, is experiencing an unprecedented rise. However, unlike herbal medicinal products, intended for treating or preventing disease, current legislation classifies food supple...

Coenzyme Q(10) (CoQ(10)) has been widely commercially available in Japan as a dietary and health supplement since 2001 and is used for the prevention of lifestyle-related diseases induced by free radicals and aging. We evaluated CoQ(10) supplements to ensure that these supplements can be used effectively and safely. Commercially available products were selected and assessed by the quality contr...

When it comes to supplements, ?working out? which ones are safe and effective can be difficult. Unfortunately, there is a lot of mixed information on supplements in general, but this becomes clearer cut when focusing on specific amino acid supplements. To date, the U.S. Food and Drug Administration (FDA) [2] isn't authorized to regulate supplements as safe or effective ? whether they be amino a...