December 2025 in “Frontiers in Nutrition” Collagen supplements may improve skin, joints, and recovery, especially with added nutrients.
June 2024 in “Archives of dermatological research” Dietary supplements might help prevent post-COVID hair loss, but serum ferritin is not a reliable indicator.
August 2023 in “Natural Resources for Human Health” Vegetarians should take B vitamin supplements to avoid health issues.
Vitamin D is crucial for skin health and managing skin diseases.
January 2022 in “Medical research archives” Taking vitamin D might improve life for MS patients and reduce skin side effects from alemtuzumab treatment.
46 citations
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May 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” The vitamin D receptor is essential for skin stem cells to grow, move, and become different cell types needed for skin healing.
28 citations
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March 2017 in “Endocrinology” Removing vitamin D and calcium receptors in mice skin cells slows down skin wound healing.
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.
January 2012 in “Surgical & Cosmetic Dermatology” Nutrition can improve hair strength and reduce breakage.
September 2025 in “Clinics and Practice” Collagen with calcium and vitamin D improves bone health, skin elasticity, and reduces hair loss in menopausal women.
9 citations
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March 2014 in “TURKDERM” Proper nutrition is crucial for healthy hair growth.
May 2025 in “International Journal of Trichology” The supplement improved hair health and reduced shedding in people with telogen effluvium.
32 citations
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January 2006 in “Liver transplantation” Vitamin A toxicity can cause severe health issues and may require a liver transplant if other treatments fail.
July 2024 in “International Journal of Dermatology Venereology and Leprosy Sciences” Bariatric surgery often causes temporary hair loss due to stress and nutrient deficiencies.
April 2023 in “Journal of Investigative Dermatology” Taking nicotinic acid supplements might help with acne by affecting the skin's oil glands, but high doses are needed.
7 citations
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July 1979 in “Archives of Dermatology” Patients with renal disease should be cautious with vitamin A supplements due to risk of toxicity.
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.
13 citations
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December 2012 in “Frontiers in bioscience” Vitamin D and estrogen may help protect heart and kidney health, and maintaining sufficient vitamin D levels could be especially beneficial for African Americans, postmenopausal women, and people with chronic kidney disease.
40 citations
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August 2018 in “Skin appendage disorders” Some alternative treatments for hair loss might work, but more research is needed.
66 citations
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June 2018 in “British Journal of Dermatology” European guidelines recommend regular eye and ear exams, skin care, vitamin D supplements, and cautious use of medications for managing congenital ichthyoses.
December 2025 in “International Journal of Innovative Technologies in Social Science” Lifestyle changes and better nutrition may help manage alopecia areata.
January 2025 in “Open Veterinary Journal” Supplements improved the dog's hair growth without side effects.
January 2017 in “International Journal of Trichology” Vitamin D supplements might help reduce hair fall.
1 citations
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September 2022 in “Journal of dermatological science” Certain vitamins and their derivatives can help hair grow longer by activating specific growth signals.
36 citations
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May 2021 in “Nutrients” Natural molecules like inositols, resveratrol, vitamins, and omega-3 fatty acids may help manage Polycystic Ovary Syndrome (PCOS), but their effects vary and need more exploration.
4 citations
,
June 2013 in “The Journal of Rheumatology” The document concludes that various findings in rheumatology offer insights into disease severity, treatment responses, and potential risks in medication, with some limitations due to unspecified participant numbers.
January 2023 in “Editora Conhecimento Livre eBooks” A balanced diet with key nutrients and possible supplements can help manage post-COVID-19 symptoms.
26 citations
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May 1984 in “Journal of Parenteral and Enteral Nutrition” Biotin supplements restored hair and resolved symptoms in a woman with biotin deficiency.
3 citations
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May 2018 in “Journal of nutritional health & food science” Nutritional supplements can help manage hair loss and promote hair growth by strengthening hair roots and countering harmful effects of pollution, smoking, and deficiencies in vitamins and minerals.
October 2024 in “Frontiers in Nutrition” Vitamin D deficiency is common in people with certain types of hair loss, like alopecia areata and female pattern hair loss.