January 1994 in “SÖFW. Seifen, Öle, Fette, Wachse” Multiactive ingredients like panthenol and B-vitamins improve hair and skin health.
8 citations
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January 2007 in “Hair transplant forum international” Vitamin B12 improves the health and growth of hair micrografts.
July 2024 in “Experimental Dermatology” AP collagen peptides help hair grow and improve hair health.
8 citations
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September 2021 in “Journal of Cosmetic Dermatology” Some diets and supplements might help with skin disorders, but their effectiveness varies and more research is needed.
May 2026 in “Preprints.org” The nutrient combination improved hair condition and was safe for women with diffuse hair loss.
13 citations
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May 2021 in “FASEB bioAdvances” Plant-based products can improve hair and skin health without harmful side effects.
9 citations
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January 2006 in “Cutaneous and ocular toxicology” L-cystine, D-pantothenat, and miliacin together significantly boost keratinocyte growth and metabolism.
Collagen peptides may boost skin and hair-related gene expression.
1 citations
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August 2021 Instagram ads for skin, hair, and nail supplements often make broad health claims without clear ingredient information, and are not FDA-regulated.
20 citations
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November 2008 Vitamin D is important for regulating calcium, phosphate, and hair health.
January 2017 in “OPAL (Open@LaTrobe) (La Trobe University)” Collagen peptides may boost skin and hair-related gene expression.
April 2019 in “Journal of Investigative Dermatology” New vitamin D3 forms need the vitamin D receptor to reduce fibrosis in human cells.
Recombinant type XVII collagen may help regrow hair by activating specific cell pathways.
June 2022 in “International Journal of Advanced Research in Science, Communication and Technology” Multivitamin gummies with various vitamins and minerals offer a tasty and easy-to-digest alternative to traditional supplements.
10 citations
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September 1991 in “Journal of Dermatological Science” Vitamin D is made by the skin, helps control various body functions, and affects skin health and immunity.
April 2005 in “Journal of Investigative Dermatology” Vitamin D helps protect skin, PSORS1 gene's risk interval for psoriasis is expanded, hair follicles can be generated from mouse cells, and interferon-γ may cause pigmented skin lesions.
12 citations
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September 1997 in “PubMed” Vitamin D could be important for many skin functions and synthetic versions may treat various skin diseases.
March 2016 in “Institutional Repositories DataBase (IRDB)” Collagen peptides may promote hair growth by activating certain genes in the skin.
96 citations
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August 1995 in “Bone” Vitamin D3 is important for bone health and may help treat various diseases beyond bone-related conditions.
October 2008 in “Trace Elements and Electrolytes” Tailored supplementation of calcium, magnesium, and vitamin D based on hair analysis may improve bone health.
A diet of collagen and vinegar improved hair growth and scalp health in women aged 40-60 more effectively than collagen alone.
2 citations
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November 1961 in “American Journal of Clinical Nutrition”
5 citations
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January 2020 in “The mental health clinician” Vitamin D supplements may reduce hair-pulling in people with Trichotillomania.
September 2005 in “Journal of Investigative Dermatology” Ferulic acid helps stabilize vitamins C and E for better skin protection from the sun, certain compounds may promote hair growth, atopic dermatitis patients have lower skin defense molecules, older men are more likely to get a type of skin cancer, and a substance called relaxin may prevent age-related skin thickening.
October 2024 in “INTERNATIONAL JOURNAL OF SCIENTIFIC RESEARCH” Trichoscopy can help diagnose Vitamin B12, Vitamin D3, and ferritin deficiencies without blood tests.
4 citations
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October 2024 in “Journal of Cosmetic Dermatology” Taking natural keratin supplements improved skin, hair, and nails in women.
45 citations
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September 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Vitamin D3 and its receptor help protect skin from UVB-related cancer.
June 2020 in “Journal of Investigative Dermatology” Certain bacteria can enhance skin regeneration.
December 2024 in “International Journal of Health Sciences and Research” Vitamin D is crucial for health, and deficiency can cause hair loss and other health issues.