4 citations
,
July 2019 in “IOP conference series” Most young men with early gray hair have low vitamin D but normal iron levels.
2 citations
,
June 1972 in “PubMed”
December 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Redheaded people have higher levels of a vitamin D precursor, suggesting red hair may be an adaptation for better vitamin D synthesis in areas with less sunlight.
September 2025 in “Journal of Drug Delivery Science and Technology” Vitamin D3-coated nanoparticles effectively deliver caffeine for alopecia treatment with minimal side effects.
25 citations
,
August 2014 in “Endocrinology” Researchers created a mouse model of a type of rickets that does not cause hair loss.
20 citations
,
July 2017 in “Scientific Reports” A single amino acid change in the vitamin D receptor can disrupt its function and lead to hair loss.
April 2023 in “Dohuk medical journal” People with telogen effluvium often have much lower vitamin D levels than healthy individuals.
7 citations
,
January 2001 in “PubMed” Vitamin B6 reduced hair loss in women with diffuse alopecia, but calcium pantothenate had no clear positive effect.
October 2021 in “International Journal of Research in Dermatology” People with alopecia areata often have low vitamin D levels, which may worsen their hair loss.
144 citations
,
December 2004 in “Molecular Endocrinology” The vitamin D receptor is essential for normal hair growth, even without its usual binding.
January 2024 in “World Journal of Biology Pharmacy and Health Sciences” High prolactin and low vitamin D levels may be linked to hair loss in women.
37 citations
,
October 2006 in “Archives of Biochemistry and Biophysics” A unique gene mutation causes vitamin D-resistant rickets without causing hair loss.
42 citations
,
February 2014 in “Stem Cells and Development” Vitamin C helps adipose-derived stem cells grow and may support hair growth.
Vitamin D deficiency and altered lipid metabolism may contribute to female hair loss.
July 2024 in “Journal of Cosmetic Dermatology” Vegan collagen builder improves hair growth, skin smoothness, and reduces wrinkles and pain.
Long-term use of seizure medications can disrupt calcium metabolism, but this can be treated with vitamin D or UV light and does not affect seizure control.
1 citations
,
February 2026 in “Clinics in Dermatology” Vitamins help hair mainly if you have a deficiency; too much can cause hair loss.
27 citations
,
September 2015 in “PharmaNutrition” Astaxanthin is a safe antioxidant that may improve heart, skin, eye health, and physical performance, and help manage chronic diseases.
May 2025 in “International Journal of Trichology” The supplement improved hair health and reduced shedding in people with telogen effluvium.
January 2021 in “İzmir Dr.Behçet Uz çocuk hastanesi dergisi” Children with Alopecia Areata often have lower vitamin D and B12 levels and higher thyroid activity.
49 citations
,
November 2013 in “The Journal of Steroid Biochemistry and Molecular Biology” Vitamin D receptor helps control skin cell growth and hair development.
January 2022 in “Indian journal of dermatopathology and diagnostic dermatology” Women with diffuse hair loss often have lower iron and vitamin D levels, but their thyroid function is typically normal.
1 citations
,
November 2022 in “Molecules/Molecules online/Molecules annual” Some calcium supplements have more calcium than their labels say, and a few have less.
May 2023 in “Elsevier eBooks” Some nutritional supplements may help thicken hair in people with hair loss, but taking too much can cause side effects.
January 2025 in “Indian Journal of Paediatric Dermatology” Vitamin D deficiency is common in children with and without alopecia areata, and more research is needed.
May 2024 in “Journal of ayurveda and integrated medical sciences” Amra Beej Majja Churna may help improve Vitamin B12 levels and symptoms in vegans.
August 2024 in “Receptors” Vitamin D receptor is crucial for skin wound healing.
16 citations
,
May 2006 in “The Journal of Dermatology” Peeling skin syndrome was successfully treated with a vitamin D cream.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” January 2026 in “Zenodo (CERN European Organization for Nuclear Research)”