February 2026 in “Animals” Methionine supplementation in low-protein diets improves growth, fur quality, and gut health in blue foxes.
Iron deficiency anemia can cause itching, which often improves with iron supplements.
126 citations
,
January 2009 in “International Journal of Trichology” Oxidative stress contributes to hair graying and loss as we age.
15 citations
,
January 1971 in “British Journal of Dermatology” Hair can indicate early signs of metabolic disorders, with issues like protein deficiency stopping hair growth.
7 citations
,
January 2017 in “Journal of cosmetology & trichology” Good nutrition is crucial for healthy hair and can help with hair loss without medication.
September 2025 in “Cosmetics” NMN supplements may improve hair quality and appearance in middle-aged women.
75 citations
,
March 2018 in “Molecules/Molecules online/Molecules annual” L-Cysteine may have health benefits, but its effectiveness is still debated due to limited clinical trial data.
47 citations
,
December 2006 in “Therapy” The dietary supplement helped increase hair growth in women with hair loss.
January 2022 in “Journal of Skin and Stem Cell” Trichodynia is a painful scalp condition needing targeted treatments beyond symptom management.
4 citations
,
October 2024 in “Journal of Cosmetic Dermatology” Taking natural keratin supplements improved skin, hair, and nails in women.
January 2009 in “Elsevier eBooks” Some plant-based treatments may help with ovary function, insulin resistance, and excess male hormones in PCOS, but more research is needed to confirm their safety and effectiveness.
March 2021 in “World rabbit science” Adding 0.2% taurine to Angora rabbits' diet improves wool production and overall health.
April 2024 in “Advances in Redox Research” Human hair strength and health are linked to sulfur compounds that can be reduced by stress but improved with sulfur supplements.
October 2021 in “Journal of Investigative Dermatology” Poor blood supply in hair follicles is linked to nutrient deficiency in patients with female pattern hair loss, and adding more nutrients could potentially fix this.
2 citations
,
February 2023 in “International journal of molecular sciences” Tetrathiomolybdate reduces hair growth marker in skin cells by boosting harmful oxygen molecules, but effects can be reversed.
166 citations
,
November 2008 in “Expert Review of Endocrinology & Metabolism” Biotin and biotinidase are essential to prevent health issues, and deficiencies require lifelong supplementation.
126 citations
,
November 1987 in “The Journal of Pediatrics” Selenium deficiency can cause skin and hair color loss, muscle weakness, and blood cell changes, but these improve with selenium supplements.
46 citations
,
May 2013 in “The journal of investigative dermatology/Journal of investigative dermatology” Significant progress was made in understanding PXE, but effective treatments are still needed.
18 citations
,
January 1978 in “Advances in experimental medicine and biology” Hair cystine levels may indicate protein malnutrition, but more research is needed.
16 citations
,
January 2010 in “Journal of Korean medical science/Journal of Korean Medical Science” A Korean boy's skin and digestive symptoms were caused by a rare genetic disorder that affects zinc absorption, and he got better with zinc supplements.
3 citations
,
November 2021 in “Applied Microscopy” Hair microscopy is a simple and cost-effective method to help diagnose systemic diseases in children.
3 citations
,
January 2019 in “International Journal of Trichology” The article concludes that treating hair loss requires careful research, understanding the causes, and personalized treatment plans.
August 2022 in “Nutrients” Nutritional supplements may help improve hair growth in female pattern hair loss.
7 citations
,
May 2022 in “The Journal of Dermatology” Hair loss is a frequent long-term effect of COVID-19, and oral minoxidil is the most common effective treatment.
16 citations
,
November 2021 in “Antioxidants” Managing oxidative stress might help treat low testosterone and related chronic diseases in aging men.
October 2025 in “Journal of Investigative Dermatology” Iron balance is crucial for skin health, affecting conditions like psoriasis and hair loss.
February 2024 in “Scientific Reports” Topical minoxidil and dietary supplements improved hair regrowth in children with hair loss from chemotherapy.
68 citations
,
January 2022 in “International Journal of Molecular Sciences” PCOS management includes lifestyle changes and medications, with ongoing research into repurposed drugs for better treatment options.
1 citations
,
February 2025 in “International Journal of Molecular Sciences” HMBi supplementation boosts cashmere growth by affecting specific metabolic and signaling pathways in goats.
1 citations
,
January 2010 in “Springer eBooks” Certain micronutrients may improve hair and nail health, but more research is needed to confirm their benefits.