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The D-lemma: narrow-band UV type B radiation versus vitamin D supplementation versus sunlight for cardiovascular and immune health
narrow-band UV type B vitamin D immune health
2018/11/13
In this issue of the Journal, Ponda et al. (1) report on the role of vitamin D and narrow-band UV type B (UVB) irradiation on the blood lipid profile of healthy adults. They previously observed that t...
Bone mineral density during pregnancy in women participating in a randomized controlled trial of vitamin D supplementation
bone mineral content bone mineral density cholecalciferol pregnancy vitamin D
2018/11/21
Background: Little is known about bone mineral density (BMD) during pregnancy. Advances in technology with lower radiation emissions by dual-energy X-ray absorptiometry instruments now permit the safe...
Toward personalized calcium and vitamin D supplementation
personalized calcium vitamin D supplementation
2018/11/13
Calcium and vitamin D (CaD)1 are essential components for building and maintaining strong bones throughout life. Although calcium is present in many food products and vitamin D can be synthesized in t...
Vitamin D supplementation has no effect on insulin sensitivity or secretion in vitamin D–deficient, overweight or obese adults: a randomized placebo-controlled trial
insulin secretion insulin sensitivity obesity random-ized trial RCT, vitamin D
2018/11/14
Background: Vitamin D supplementation has been proposed as a potential strategy to prevent type 2 diabetes. Existing clinical trials have been limited by short duration, low doses of vitamin D, variab...
The influence of genetic susceptibility and calcium plus vitamin D supplementation on fracture risk
fracture bone mineral density genetic risk score calcium vitamin D postmenopausal women
2018/11/13
Background: Fracture is a complex trait, affected by both genetic and environmental factors. A meta-analysis of genome-wide association studies (GWASs) identified multiple bone mineral density (BMD) a...
Hypercalcemia, hypercalciuria, and kidney stones in long-term studies of vitamin D supplementation: a systematic review and meta-analysis
hypercalcemia hypercalciuria kidney stones randomized controlled trials vitamin D supplements
2018/12/14
Background: Vitamin D supplementation is increasingly being used in higher doses in randomized controlled trials (RCTs). However, adverse events from very large annual doses of vitamin D have been sho...
Hypercalcemia, hypercalciuria, and kidney stones in long-term studies of vitamin D supplementation: a systematic review and meta-analysis
hypercalcemia hypercalciuria kidney stones randomized controlled trials vitamin D supplements
2018/12/18
Background: Vitamin D supplementation is increasingly being used in higher doses in randomized controlled trials (RCTs). However, adverse events from very large annual doses of vitamin D have been sho...
Yeast Culture and Vitamin E Supplementation Alleviates Heat Stress in Dairy Goats
Dairy Goats Heat Stress Vitamin E Yeast Culture Endotoxin Absorption
2016/7/27
This study was conducted to determine and compare the effects of yeast yeast culture (YC) and vitamin E (VE) supplementation on endotoxin absorption and antioxidant status in lactating dairy goats suf...
A controlled clinical trial of vitamin E supplementation in patients with congestive heart failure
supplementation quality of life oxidative stress
2016/6/12
Oxidative stress is increased in patients with congestive
heart failure and can contribute to the progressive deterioration
observed in these patients. Increased oxidative stress is
the result of e...
Vitamin D supplementation, 25-hydroxyvitamin D concentrations, and safety
Calciferol calcidiol cholecalciferol
2016/5/31
For adults, the 5-mg (200 IU) vitamin D
recommended dietary allowance may prevent osteomalacia in
the absence of sunlight, but more is needed to help prevent
osteoporosis and secondary hyperparathy...
A Comparison of Natural (D-α-tocopherol) and Synthetic (DL-α-tocopherol Acetate) Vitamin E Supplementation on the Growth Performance, Meat Quality and Oxidative Status of Broilers
D-α-tocopherol DL-α-tocopherol Acetate Meat Quality Oxidative Status Broiler
2016/5/20
The present study was conducted to compare the supplementation of natural (D-α-tocopherol) and synthetic (DL-α-tocopherol acetate) vitamin E on the growth performance, meat quality, muscular antioxida...
Vitamin D status of black and white Americans and changes in vitamin D metabolites after varied doses of vitamin D supplementation
vitamin D free vitamin D vitamin D-binding protein clinical trial African American white supplementation
2018/12/3
Background: Controversy exists over the disparate circulating 25-hydroxyvitamin D [25(OH)D] concentrations between black and white Americans.
Whey protein, amino acids, and vitamin D supplementation with physical activity increases fat-free mass and strength, functionality, and quality of life and decreases inflammation in sarcopenic elderly
amino acids dietary supplement elderly insulin-like growth factor I fat-free mass relative skeletal muscle mass sarcopenia vitamin D whey protein
2018/11/28
Background: Interventions to attenuate the adverse effects of age-related loss of skeletal muscle and function include increased physical activity and nutritional supplementation.
Vitamin D activity of breast milk in women randomly assigned to vitamin D3 supplementation during pregnancy,
breast milk vitamin D 25-hydroxyvitamin D pregnancy supplementation infant feeding
2018/11/27
Background: Human milk is typically low in vitamin D activity (VDA). Whether the vitamin D content of breast milk at birth can be increased by supplementing the mother during pregnancy has not been re...
Effects of Palm Vitamin E Supplementation on Exercise-Induced Oxidative Stress and Endurance Performance in the Heat
Oxidative stress endurance heat malondialdehyde palm vitamin E
2015/3/23
This study investigates the effects of tocotrienol-rich palm vitamin E supplementation on exercise-induced lipid peroxidation and endurance performance in the heat. In a double blind, cross-over study...