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This study found that urinary and serum selenium levels were the most sensitive biomarkers for selenium intake in adult dogs, with serum GPx responding more quickly than whole blood GPx.

Dietary choices, especially fat type, can influence health.

This study found that puppies fed organic selenium had better retention of selenium compared to those fed inorganic selenium, with no significant difference in coat quality or hair growth.

This study found that urinary selenium to creatinine ratio and serum selenium concentrations quickly respond to changes in dietary selenium, making them useful biomarkers for assessing selenium status in dogs.

This review discusses the forms of selenium and sulfur in soil, their plant absorption, and risks of toxicity to livestock, emphasizing selenium's role in selenosis and sulfur's link to polioencephalomalacia in ruminants; it reports no new experimental results.

This research highlights selenium's critical roles in various biological processes and underscores the potential health impacts of both its deficiency and excess, including increased mortality risk, poor immune function, and neurological issues.

This review discusses zinc's role as an essential trace element in human nutrition, particularly its importance in total parenteral nutrition, and reports no new clinical results.

Pharmacists play a crucial role in improving patient outcomes through personalized care and staying updated with scientific advancements.

Some nutrients and antioxidants may improve skin and hair health, but more research is needed to confirm these benefits.

This pilot study found no significant relationship between blood and hair mineral concentrations in generally healthy adults, though hair analysis may have potential for assessing long-term mineral trends.

This review highlights the role of plant-derived organic selenium compounds, noting their high bioavailability and low toxicity, and provides a comprehensive overview of selenium's uptake in plants and metabolism in humans, offering a theoretical basis for future nutritional research.

This study identified dose levels of selenium that can produce toxicity, noting that doses as low as 2-3 µg Se/kg bw/day can lead to adverse effects, and a human mortality study linked 300 µg/day consumption to increased death risk.

This review establishes a tolerable upper intake level of 255 μg/day for selenium in adults, warning that supplements and Brazil nuts may cause excess intake.

This review discusses the dual role of selenium in human health, highlighting both the dangers of deficiency and potential toxicity from over-supplementation, without presenting new clinical results.

This study reported that high cholesterol levels were linked to increased prostate cancer risk, while selenium supplementation affected gene expression, suggesting nutritional and clinical factors might influence prostate cancer risk and biology.

This review discusses the health risks of mercury from dental amalgam, including higher levels of mercury in dentists and pregnant women, and suggests using composite resins instead.

In this study, researchers reported that adult females approaching menopause in Canada generally had similar or lower blood concentrations of toxic, essential, and trace elements compared to their peers, but most participants showed zinc levels below the proposed adequacy threshold.

This source provides an overview of the dietary recommendations for macronutrient intake and the benefits of plant-based diets, including meeting essential amino acid needs through combining plant proteins and the advantages of consuming complex carbohydrates and adequate fiber for health.

This study found that hair content of iron and zinc does not play a role in chemotherapy-induced alopecia in children with cancer.

This review discusses phytotherapy options for managing benign prostatic hyperplasia, noting some herbal agents show promise in trials for mild-moderate symptoms but more evidence is needed for others.

This review discusses the potential health benefits of Allium vegetables, especially their association with reduced cancer risk, but reports no new clinical outcomes.

This review discusses the potential health risks of mercury released from dental amalgam, examining its effects on multiple body systems, and calls for replacing amalgam with composite resins due to these concerns.

This review examines the evidence on nutritional and herbal supplements for women's health, emphasizing the need for more long-term studies to develop evidence-based guidelines for personalized supplementation.

This study found that in thin cutaneous melanomas, tumor regression is associated with a higher risk of sentinel lymph node involvement.

This study observed that finasteride use among men with benign prostatic hyperplasia was associated with a decreased incidence of low-grade prostate cancer but not high-grade tumors.

This study on Alzheimer's patients found that chronic sodium selenate treatment (up to 23 months) was safe and well-tolerated, with most adverse events being mild, and suggested potential slowing of cognitive decline, though confirmation requires further controlled studies.

This study found that hemodialysis patients taking water-soluble vitamins had a 16% lower mortality risk compared to those not taking any, but the specific supplementation needed remains unclear.

This article reviews the risks of metal exposure from cosmetic products and emphasizes the need for stricter regulation and consumer awareness, without presenting new data or results.

This study concluded that shampoos sold in pharmacies generally contain fewer regulated allergens under EU law compared to those sold in mass-market stores or by mail order, and pharmacy-sold baby shampoos were allergen-free.

This study identified a strong association between heavy metal contamination in drinking water and chronic diseases like renal failure and liver cirrhosis in Great Cairo Cities, Egypt.