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Nutrient Composition

Diet-induced weight loss: the effect of dietary protein on bone 30/12/2013

High-protein (>30% of energy from protein or >1.2 g/kg/day) and moderately high-protein (22% to 29% of energy from protein or 1.0 to 1.2 g/kg/day) diets are popular for weight loss, but the...

Low vitamin D status is an independent predictor of increased frailty and all-cause mortality in older men: the Health in Men study 30/12/2013

This prospective cohort study in 4203 older men aged 70-88 years in Perth, Western Australia showed an inverse association between plasma 25(OH)D levels and frailty, as well as all-cause mortality,...

Protein supplementation lowers blood pressure in overweight adults: effect of dietary proteins on blood pressure (PROPRES), a randomized trial 16/03/2012

Background: Dietary protein intake may help to manage blood pressure (BP) and prevent complications associated with elevated BP. Objective: The objective of this study was to determine whether 4 wk...

Activation of central orexin/hypocretin neurons by dietary amino acids 17/11/2011

Highlights Brain orexin/hypocretin cells are stimulated by dietary amino acids (AAs) AA sensing involves K-ATP channels and system-A transporters Nonessential AAs stimulate orexin/hypocretin cells...

Essential amino acid and carbohydrate supplementation ameliorates muscle protein loss in humans during 28 days bedrest 18/07/2011

Abstract Bed rest studies revealing a “horrifying” loss of muscle mass in older people after just a few days of inactivity should serve as a wake-up call for industry to put tackling sarcopenia...

Free aromatic amino acids in egg yolk show antioxidant properties 11/07/2011

Abstract Laying hens are known to be able to “bio-convert” health-promoting components from the diet into eggs. Wheat and corn are important sources of antioxidant phenolics in the human diet. Given...

Assessment of the UK iodine status: a National Survey 13/04/2011

The UK population may now be iodine-deficient, warranting a full review and evidence-based recommendations to safeguard public health, according to new research. Iodised salt has helped to reduce...

Is protein intake associated with bone mineral density in young women? 27/05/2010

Background The range of protein intakes for optimizing bone  health among premenopausal women is unclear. Protein is a major  constituent of bone, but acidic amino acids may promote bone  resorption...

Does dietary protein reduce hip fracture risk in elders? The Framingham osteoporosis study 05/05/2010

Summary   Association between dietary protein and fracture risk is unclear. We examined association between energy-adjusted protein intake and hip fracture risk in elders. The risk of hip fracture...

Egg protein as a source of power, strength and energy 22/03/2010

High-quality proteins make a valuable contribution to the synthesis and maintenance of muscle and indirectly to the regulation of blood glucose levels, thus contributing to power, strength, and...