January 2025 in “The International Journal of Gastroenterology and Hepatology Diseases” Vitamin B12 is crucial for hair and nerve health, and its malabsorption can cause hair loss and nerve damage.
3 citations
,
April 2015 in “Cleveland Clinic Journal of Medicine” The woman has scurvy and needs more vitamin C.
June 1998 in “Pathophysiology” Selenium is crucial for health, but both deficiency and excess can cause problems.
October 2015 in “한국임상수의학회 학술대회논문집” Early detection and treatment of iron deficiency anemia, especially in premenopausal women, is crucial for rapid symptom improvement.
January 2023 in “Open journal of pediatrics” A 7-month-old girl with a rare skin disorder died because diagnosis was delayed.
26 citations
,
May 1984 in “Journal of Parenteral and Enteral Nutrition” Biotin supplements restored hair and resolved symptoms in a woman with biotin deficiency.
October 2019 in “Postgraduate Medical Journal” Pellagrous dermatitis, caused by niacin deficiency, can be cured with vitamin supplements.
December 2025 in “PubMed” Iron deficiency is linked to hair loss in adolescents, especially females, in northern Sudan.
September 2006 in “Baghdad Science Journal” Lack of certain vitamins and minerals can increase hair loss in pregnant and breastfeeding women.
Women with hair loss may benefit from higher iron levels.
18 citations
,
January 1978 in “Advances in experimental medicine and biology” Hair cystine levels may indicate protein malnutrition, but more research is needed.
July 2004 in “DOAJ (DOAJ: Directory of Open Access Journals)” A multidisciplinary approach with controlled exercise, better nutrition, hormone treatment, and psychological care is needed for anorexia nervosa.
March 1986 in “Fed. Proc., Fed. Am. Soc. Exp. Biol.; (United States)” Marginal dietary zinc intake in rats led to weight loss and hair issues, but no significant changes in blood fractions.
1 citations
,
August 2023 in “Journal of cosmetic dermatology (Print)” Too much selenium can cause hair loss and nail problems.
April 2014 in “The FASEB Journal” Iron deficiency in mothers causes hair loss in their baby mice.
5 citations
,
December 2014 in “Polish Journal of Public Health” Zinc is essential for many body functions and imbalances can lead to health problems.
5 citations
,
January 2003 in “Oilseeds and fats, crops and lipids/OCL. Oilseeds & fats crops and lipids” Vegetable protein lowers cholesterol and protein deficiency can cause health issues.
July 2004 in “Journal of the American Dietetic Association” Many Korean preschool children have low zinc levels, which may affect their growth, and zinc supplements could help.
June 2026 in “World Journal of Clinical Pediatrics” Early diagnosis and tailored treatment improve outcomes for non-nutritional rickets.
1 citations
,
September 1993 in “Archives of Disease in Childhood” Biotinidase deficiency can be easily diagnosed and treated with biotin to prevent serious harm.
20 citations
,
September 1998 in “PubMed” Gorillas in Gabon improved after protein supplements were added to their diet.
October 2025 in “Лечащий врач” Iron-deficiency anemia in pregnancy can cause serious health issues for both mother and baby.
46 citations
,
April 1971 in “American Journal of Clinical Nutrition” Lack of protein causes hair root damage, but it can be reversed by eating protein again.
175 citations
,
December 1980 in “Archives of Dermatology” Trichothiodystrophy is a condition with brittle hair and various physical and mental issues due to low sulfur in proteins.
Selenium is essential but can be harmful in excess, and China struggles with balancing its levels for health.
28 citations
,
November 2013 in “The FASEB journal” Mice with CBS deficiency are healthier on a low-methionine diet.
August 2023 in “Dermatology reports” A baby with maple syrup urine disease improved from skin problems by adjusting his diet to correct amino acid levels.
1 citations
,
January 2022 in “Journal of Cutaneous Medicine and Surgery” Poor nutrition is linked to increased hair loss in Canadian children.
1 citations
,
December 2019 Selenium is essential for health, but too much or too little can cause problems; blood selenium levels are a good measure of intake.