April 2024 in “International Journal of Advanced Research” Vitamin B12 deficiency is linked to hair loss and skin pigmentation changes.
5 citations
,
January 1970 in “Journal of Nepal Paediatric Society” Hair loss can be a key sign of a rare type of rickets when vitamin D treatment doesn't work and advanced tests aren't available.
8 citations
,
June 1981 in “Clinica Chimica Acta” April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.
April 2015 in “Journal of Nutritional Therapeutics” Looser dietary restrictions can improve growth and reduce illness in methylmalonic acidemia patients.
5 citations
,
December 1942 in “Journal of the American Medical Association” Choline and biotin are important for liver health and preventing certain deficiencies in animals, and more research is needed to understand their benefits in humans.
50 citations
,
October 1986 in “European journal of pediatrics” A boy with severe Vitamin D-resistant rickets did not respond to treatment and lacked a common symptom, suggesting a need for alternative treatments.
September 2019 in “PubMed” The conclusion suggests using a science-based, multi-targeted treatment for hair loss instead of just biotin.
88 citations
,
October 1983 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Patients with this syndrome can have different responses and worsening resistance to treatment over time.
11 citations
,
August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which can be reversed with treatment.
December 2023 in “American journal of medical genetics. Part A” A new syndrome was linked to two new genetic changes in the MBTPS1 gene in a 14-year-old girl.
5 citations
,
August 2015 in “Sultan Qaboos University medical journal” Vitamin B12 deficiency can cause skin darkening and other symptoms, which improve with B12 supplements.
May 2025 in “Health Science Reports” Serum WS Biotin significantly reduces hair shedding and improves hair thickness.
26 citations
,
January 1993 in “Dermatology” A rare case of isolated trichothiodystrophy was identified, marked by brittle hair with low sulfur content.
144 citations
,
May 1990 in “Journal of the American Academy of Dermatology” 30 citations
,
July 1984 in “Journal of Animal Science” Adding biotin to sows' diets increased the number of pigs weaned per litter.
5 citations
,
September 2018 in “International journal of genomics” Genetic mutations that disrupt homocysteine breakdown lead to increased damage in mouse hair keratin.
170 citations
,
May 1979 in “The journal of pediatrics/The Journal of pediatrics” Two sisters with rickets and hair loss had a genetic issue with vitamin D processing, and only improved when given phosphorus supplements.
June 2021 in “Asian Journal of Medical Sciences” Vitamin B12 deficiency can cause reversible skin darkening.
25 citations
,
December 2005 in “Molecular Genetics and Metabolism” Taking riboflavin and eating less lysine can help some people with a specific genetic disorder avoid brain damage.
77 citations
,
August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which are reversible with treatment.
10 citations
,
January 1997 in “Dermatology” Two siblings were diagnosed with Trichothiodystrophy, identified by brittle hair and low sulfur content.
March 2023 in “JIIS (Jurnal Ilmiah Ibnu Sina): ilmu farmasi dan kesehatan” The best biotin hair tonic formula has 20% span 80, 9.47% tween 80, and 5% PEG 400.
January 2011 in “대한피부과학회지” A 7-year-old girl was diagnosed with trichothiodystrophy due to low sulfur levels in her hair.
April 2017 in “IOSR journal of dental and medical sciences” Netherton Syndrome is a non-treatable genetic disorder in children causing skin, hair, and allergy issues.
24 citations
,
May 2017 in “PubMed” Biotin supplements for hair improvement are popular without scientific proof of effectiveness.
24 citations
,
May 2019 in “PLOS genetics” Mutations in the HEPHL1 gene cause abnormal hair and cognitive issues.
5 citations
,
October 2021 in “American Journal of Medical Genetics Part A” A new genetic variant causes BRESHECK syndrome by disrupting cell growth and stress response.
10 citations
,
November 2018 in “Genetics in medicine” Lack of cystatin M/E causes thin hair and dry skin.
60 citations
,
March 2006 in “Journal of Medical Genetics” A mutation in the KRTHB5 gene causes hair and nail issues.