{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,8,25]],"date-time":"2025-08-25T13:40:09Z","timestamp":1756129209083,"version":"3.44.0"},"reference-count":61,"publisher":"SAGE Publications","license":[{"start":{"date-parts":[[2025,8,21]],"date-time":"2025-08-21T00:00:00Z","timestamp":1755734400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2025,8,21]],"date-time":"2025-08-21T00:00:00Z","timestamp":1755734400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Nutr Health"],"abstract":"<jats:sec>\n            <jats:title>Background<\/jats:title>\n            <jats:p>Specific foods and nutrients have a significant importance in maintaining healthy hair, which is a crucial aspect of an individual's identity and self-esteem.<\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Aim<\/jats:title>\n            <jats:p>To identify, through a literature review, the association between the consumption of specific foods and\/or nutrients and the health of the hair.<\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Methods<\/jats:title>\n            <jats:p>\n              This review followed the PRISMA guidelines and was registered on the PROSPERO platform (registration number: CRD42024527250). The databases Medline (PubMed), Web of Science and Scopus were consulted between March and June 2024. The following inclusion criteria were considered: individuals aged \u22653 years old; the consumption\/intake of specific foods\/nutrients; and articles written in English and Portuguese. The search expression combined terms related to \u2018diet\u2019, \u2018nutrition\u2019 and \u2018hair health\u2019 (\n              <jats:italic>n<\/jats:italic>\n              \u2009=\u20091287 articles), where language filters and duplicate removal were applied.\n            <\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Results<\/jats:title>\n            <jats:p>The analysis of 17 studies involved 61332 participants, predominantly women (97%). Vitamin D stood out as the most studied nutrient (five studies), while alopecia and hair loss were the most studied hair health parameters (eight and five studies, respectively). Higher levels of vitamin D and iron were inversely related to alopecia. Conversely, a higher intake of alcoholic and sugary beverages was found to be positively correlated with hair loss.<\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Conclusion<\/jats:title>\n            <jats:p>Diet and nutrition play a crucial role in hair health, particularly vitamin D and iron supplementation, while limiting alcohol and soft drinks may be beneficial. Further research is needed to confirm these findings.<\/jats:p>\n          <\/jats:sec>","DOI":"10.1177\/02601060251367206","type":"journal-article","created":{"date-parts":[[2025,8,21]],"date-time":"2025-08-21T07:57:07Z","timestamp":1755763027000},"update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":0,"title":["Assessing the relationship between dietary factors and hair health: A systematic review"],"prefix":"10.1177","author":[{"ORCID":"https:\/\/orcid.org\/0009-0009-1947-172X","authenticated-orcid":false,"given":"Nuno","family":"Gomes","sequence":"first","affiliation":[{"name":"Faculdade de Ci\u00eancias da Nutri\u00e7\u00e3o e Alimenta\u00e7\u00e3o, Universidade do Porto, Porto, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0009-0008-3522-1758","authenticated-orcid":false,"given":"Nuno","family":"Silva","sequence":"additional","affiliation":[{"name":"Faculdade de Ci\u00eancias da Nutri\u00e7\u00e3o e Alimenta\u00e7\u00e3o, Universidade do Porto, Porto, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9738-704X","authenticated-orcid":false,"given":"Beatriz","family":"Teixeira","sequence":"additional","affiliation":[{"name":"Faculdade de Ci\u00eancias da Nutri\u00e7\u00e3o e Alimenta\u00e7\u00e3o, Universidade do Porto, Porto, Portugal"},{"name":"EPIUnit ITR, Instituto de Sa\u00fade P\u00fablica da Universidade do Porto, Universidade do Porto, Porto, Portugal"}]}],"member":"179","published-online":{"date-parts":[[2025,8,21]]},"reference":[{"issue":"2","key":"e_1_3_3_2_1","first-page":"378","article-title":"A 3-month, randomized, double-blind, placebo-controlled study evaluating the ability of an extra-strength marine protein supplement to promote hair growth and decrease shedding in women with self-perceived thinning hair","volume":"163","author":"Ablon G","year":"2015","unstructured":"Ablon G (2015) A 3-month, randomized, double-blind, placebo-controlled study evaluating the ability of an extra-strength marine protein supplement to promote hair growth and decrease shedding in women with self-perceived thinning hair. 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