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This study found that loss of the folliculin protein delays transferrin receptor recycling, leading to iron deficiency and suggesting a role in the mechanisms of Birt-Hogg-Dubé syndrome.

In this study, biotin supplementation was found to significantly increase wool follicle viability and metabolic activity in vitro, with the highest effects observed at 0.5 mg L⁻¹ concentration.

This article addresses the need to screen for nutrient deficiencies in patients with hair loss but reports no new findings, noting that supplementation without deficiency may not be beneficial and could pose risks.

This review discusses the link between nutritional deficiencies and cutaneous diseases, outlining risk factors, disease presentations, diagnostic processes, and supplementation in undernourished patients, but reports no new results.

This study found that good quality protein supplements or rumen-protected methionine increased fiber yield in Angora goats and, to a lesser extent, in Cashmere goats.

This article reviews the challenges of fasting and dietary regimens in producing sustained weight loss and reports no new research findings or results.

This research article evaluates the protein content of yeast grown on wood hydrolyzate, without providing new results or clinical findings.

This case series highlights severe micronutrient deficiencies and complications in three patients who did not adhere to follow-up care after Roux-en-Y gastric bypass, emphasizing the importance of regular nutritional monitoring.

This study found that lower dietary protein with supplemented methionine allowed blue foxes to grow normally and produce high-quality pelts while reducing feed costs and environmental phosphorus and nitrogen loads.

In this study, a 6-month randomized controlled trial with postmenopausal women reported that supplementing with soy protein isolate with isoflavones led to significant improvements in skin hydration and reduced wrinkles and facial pigment intensity, but did not affect sebum production.

In this narrative review, researchers examined common misconceptions and questions about creatine monohydrate, addressing issues such as its potential effects on muscle benefits without exercise, interactions with caffeine, inflammatory properties, safety during pregnancy, and effects on adolescents, among others.

This study demonstrated that dietary cupric citrate improved growth performance and nutrient utilization in broilers, while also altering their intestinal microbiota and increasing the pH in the duodenum and jejunum.

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 sows consuming beet pulp had higher feed intake and improved litter performance during heat stress, while a high-fiber diet enhanced insulin levels, suggesting dietary fiber's importance for reproductive and metabolic health in sows.

This discussion reviews the trend towards nonsurgical hair loss treatments, emphasizing that options like platelet-rich plasma therapy are increasingly used despite not being covered by Canadian health insurance; it presents no clinical findings.

In this study, Australian cashmere goats receiving protein supplements maintained their weight and showed increased fleece growth, though cashmere growth was largely unaffected.

This study reported that among obese women with PCOS, neither early time-restricted eating (eTRE) alone nor combined with probiotics showed significant improvements in blood pressure, inflammatory markers, oxidative stress, or antioxidant capacity compared to a standard reduced-calorie diet.

Zinc deficiency in monkeys causes skin issues and reproductive problems, but supplementation reverses these effects.

This review discusses the clinical significance of L-Lysine in treating various conditions and reports mixed findings on its effectiveness against herpes simplex virus infections, with no new experimental results presented.

In this randomized trial, lupus patients taking daily 200 μg selenium supplements for eight weeks showed significant improvements in metabolic markers like CRP, ESR, MDA, and GPX, as well as reduced clinical symptoms such as arthritis and alopecia, compared to those receiving a placebo.

In this study, patients who underwent Roux-en-Y gastric bypass surgery lost significant weight and improved obesity-related complications, but experienced increased hair loss and needed careful calcium and protein management.

This study found that severe zinc deficiency induced in weanling rats led to growth retardation, hair issues, and dermal lesions, all of which were completely reversed by zinc supplementation.

This study describes five patients whose cystic fibrosis was initially indicated by a rash associated with protein-energy malnutrition, highlighting the importance of early symptom recognition for timely diagnosis and treatment.

This book chapter discusses the mechanisms and prevention of selenium toxicity in livestock and reports no new experimental results; it emphasizes reducing selenium in the human food chain through animal products.

In this study, researchers found that polysulfides in human hair keratin contribute to hair strength and antioxidant capacity, with sulfur supplementation enhancing hair strength and cuticle structure amid oxidative stresses such as UV radiation.

This article reviews the role of micronutrient deficiencies in idiopathic alopecia and suggests that diets rich in protein, vegetables, and soy may support hair growth, though it reports no new clinical findings.

This article reviews the impact of nutritional deficiencies on hair health, detailing how they can cause structural abnormalities, pigmentation changes, or hair loss; it presents no new clinical findings.

This review discusses the role of diet in managing hair loss during menopause and reports no new clinical results; it highlights the importance of nutrients like sulfur amino acids, vitamins, and minerals.

In this study, supplementing adult Bichon Frises with 600 mg/kg Omega-3 PUFAs significantly improved their skin health, hair quality, feeding behavior, and metabolic health, compared to a control diet, over six weeks.

The testes significantly contribute to vitamin D metabolism and may affect male reproductive health and conditions like hair loss.