Vitamin D is crucial for skin health and managing skin diseases.
239 citations,
July 2002 in “Clinical and Experimental Dermatology” Low iron and L-lysine levels can cause hair loss in women, and increasing these nutrients can reduce hair shedding.
158 citations,
May 1968 in “The journal of nutrition/The Journal of nutrition” Zinc is crucial for growth and health in rats.
83 citations,
November 2002 in “British Journal of Dermatology” Low iron levels are not directly linked to chronic hair loss and iron supplements may not help.
82 citations,
August 2017 in “Cell Reports” An imbalanced gut and lack of biotin can cause hair loss in mice.
78 citations,
January 2017 in “Skin appendage disorders” Biotin supplements may improve hair and nail growth in people with certain deficiencies or conditions, but there's not enough evidence to recommend it for healthy individuals.
76 citations,
July 2011 in “Clinical, Cosmetic and Investigational Dermatology” The document concludes that proper diagnosis and FDA-approved treatments for different types of hair loss exist, but treatments for severe cases often fail and future improvements may focus on hair follicle stem cells.
73 citations,
January 2013 in “Annals of Dermatology” People with hair loss, especially those with certain types, have lower zinc levels, and zinc supplements might help.
73 citations,
October 2001 in “Epilepsia” Children taking higher doses of valproic acid had lower biotinidase activity, which may lead to biotin deficiency, but biotin supplements could help.
71 citations,
January 2016 in “International Journal of Trichology” Biotin deficiency is not a major cause of hair loss in women, so biotin supplements are not likely to be an effective hair loss treatment.
70 citations,
January 2015 in “Journal of Clinical and Diagnostic Research” Hair loss from Telogen Effluvium usually gets better within 6 months after addressing the cause.
70 citations,
June 2010 in “Clinics in Dermatology” Certain groups may need vitamin supplements to improve hair health and prevent other health problems.
67 citations,
July 2011 in “Clinical, cosmetic and investigational dermatology” The document suggests a personalized treatment plan for alopecia areata based on the patient's age and hair loss severity, using a range of therapies ranked by effectiveness and safety.
60 citations,
February 2003 in “Postgraduate Medical Journal” Early diagnosis and haemodialysis can effectively treat thallium poisoning.
56 citations,
January 2008 in “Dermatology” Higher iron levels in the blood are not linked to increased hair loss in women.
55 citations,
July 1983 in “Journal of the American Academy of Dermatology” Biotin supplements can effectively treat hair loss and skin issues in certain enzyme deficiencies.
53 citations,
October 1978 in “Archives of dermatology” Zinc supplements can resolve skin issues caused by zinc deficiency.
48 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
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.
43 citations,
April 2005 in “The Journal of Dermatology” Biotin supplements improved skin and hair in a biotin-deficient infant on amino acid formula.
40 citations,
January 2013 in “Journal of Korean Medical Science” Iron deficiency may contribute to hair loss.
35 citations,
August 2010 in “The American journal of pathology” Researchers created a new mouse model for studying Citrullinemia Type I and similar conditions, showing symptoms and treatment responses like those in humans.
35 citations,
August 1978 in “Australian Veterinary Journal” Feeding steers only Leucaena leucocephala causes severe health issues and poor weight gain.
33 citations,
November 1999 in “The Veterinary clinics of North America. Small animal practice/Veterinary clinics of North America. Small animal practice” Dogs with zinc-responsive dermatosis need zinc supplements or dietary changes for treatment.
30 citations,
July 2019 in “Endocrinology” Certain HSD3B1 gene types are linked to worse prostate cancer outcomes and affect treatment response and other health conditions.
29 citations,
July 1996 in “Acta Paediatrica” Biotin should be added to Japanese amino acid formula to prevent deficiency.
29 citations,
February 1987 in “General and comparative endocrinology” Thyroid and gonadal hormones control seasonal hair growth and molting in male European badgers.
24 citations,
December 2016 in “Psychiatric Clinics of North America” Transgender women can develop feminine traits and improve their quality of life through hormone therapy and surgery, but results vary and access to surgery can be limited.
19 citations,
January 2016 in “Dermatology Research and Practice” The study concluded that hair loss in Indian women is not significantly linked to anemia or thyroid problems, but checking thyroid function could help those with ongoing hair loss.
19 citations,
January 2015 in “Current problems in dermatology” Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.