17 citations
,
April 2004 in “Acta Clinica Belgica” UV light makes skin signs of lack of carotene and vitamin A more visible.
June 2021 in “Asian Journal of Medical Sciences” Vitamin B12 deficiency can cause reversible skin darkening.
3 citations
,
August 2005 in “Journal of Pediatric Gastroenterology and Nutrition” The toddler's health issues were caused by too much vitamin A from supplements.
1 citations
,
November 2024 in “AME Medical Journal” Vitamin C deficiency can persist in high-risk patients despite supplementation.
23 citations
,
October 2009 in “Gastroenterology” Vitamin D is crucial for bone health and preventing serious diseases.
16 citations
,
January 2008 in “Acta dermato-venereologica” Vitamin B12 deficiency can cause skin darkening and increased blood vessels, but treatment can improve symptoms.
4 citations
,
March 2006 in “Journal of renal nutrition” Dialysis patients benefit from water-soluble vitamins but need careful management to avoid risks.
January 2013 in “INTAS POLIVET” Vitamin A supplements improved skin and health issues in dogs.
October 1940 in “Clinical and Experimental Optometry” Vitamin A deficiency can cause eye problems and other health issues.
August 2025 in “Quality in Sport” Vitamin A is essential but too much can be harmful, especially from supplements.
1 citations
,
January 2013 in “Nasza Dermatologia Online” Vitamin B12 deficiency can cause reversible hair color loss in children.
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.
82 citations
,
October 1980 in “The Journal of Clinical Endocrinology & Metabolism” The child's body didn't respond well to vitamin D, causing hair loss and rickets.
11 citations
,
August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which can be reversed with treatment.
16 citations
,
February 2008 in “PubMed” Vitamin B12 deficiency can cause skin darkening and white hair, but it's reversible.
3 citations
,
April 2015 in “Cleveland Clinic Journal of Medicine” The woman has scurvy and needs more vitamin C.
5 citations
,
July 2019 in “Journal of Cutaneous Medicine and Surgery” Isotretinoin may cause hair loss, especially in women and young adults.
July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Knuckle darkening can be an early sign of vitamin B12 deficiency.
6 citations
,
August 1989 in “European journal of pediatrics” Child with rickets improved with a specific vitamin D therapy, but alopecia did not change.
August 2024 in “Journal of the Association of Physicians of India” Adding vitamin B12 to food like salt can effectively improve vitamin levels in rural areas.
9 citations
,
September 2019 in “Journal of clinical sleep medicine” Vitamin B12 deficiency can rarely cause excessive daytime sleepiness.
77 citations
,
August 1986 in “Archives of Dermatology” Vitamin B12 deficiency can cause skin and hair color changes, which are reversible with treatment.
1 citations
,
January 2024 in “Pediatric Dermatology” The boy's scurvy symptoms improved with vitamin C treatment, highlighting the need for a balanced diet.
1 citations
,
August 2012 in “Pediatrics in review” Not getting enough vitamin D can lead to health problems, so kids over one should get 600 IU/day.
7 citations
,
January 2013 in “Journal of Investigative Dermatology” Vitamin A may influence hair loss conditions like alopecia, but more research is needed to understand how.
2 citations
,
October 2016 in “Nutrition in clinical practice” Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
October 2025 in “International Journal For Multidisciplinary Research” Ayurvedic treatment improved Vitamin B12 levels and symptoms.
66 citations
,
November 1997 in “Nutrition” One-third of patients on home nutrition had micronutrient deficiencies, with iron deficiency being most common, but serious issues were rare.
Hepatitis B vaccination can trigger HSP, and vitamin D correction and tonsillectomy can effectively manage it.
Taking too much biotin can mess up blood test results, which might lead to wrong diagnoses and treatments.