# OnCo record hair-supplements-marketed (technology). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)". Whole corpus: https://onco.cc/api/v1/onco.nt
@prefix schema: <https://schema.org/> .
@prefix onco: <https://onco.cc/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://onco.cc/technologies/hair-supplements-marketed/>
  a schema:MedicalTherapy ;
  onco:kind "technology" ;
  schema:identifier "hair-supplements-marketed" ;
  schema:name "Supplements sold for hair growth after cancer treatment"@en ;
  schema:description "Biotin, marine-protein and multi-ingredient capsules are advertised directly to people whose hair has thinned after treatment. No randomised trial of any of them has been run in chemotherapy or endocrine-therapy hair loss. High-dose biotin also distorts hospital blood tests, including the one used to diagnose a heart attack."@en ;
  schema:url <https://onco.cc/technologies/hair-supplements-marketed/> ;
  schema:dateModified "2026-10-02"^^xsd:date ;
  schema:sameAs <https://en.wikipedia.org/wiki/Dietary_supplement> ;
  schema:citation <https://doi.org/10.1111/jocd.70817>, <https://doi.org/10.1159/000462981>, <https://www.fda.gov/medical-devices/in-vitro-diagnostics/biotin-interference-troponin-lab-tests-assays-subject-biotin-interference>, <http://web.archive.org/web/20220619010658/https://www.fda.gov/medical-devices/safety-communications/update-fda-warns-biotin-may-interfere-lab-tests-fda-safety-communication>, <https://doi.org/10.1016/j.annonc.2020.11.005> ;
  onco:status "negative" ;
  onco:tag "complementary", "supportive-care", "hair-loss", "evidence:insufficient" ;
  onco:sections <https://onco.cc/fronts/rejuvenation/>, <https://onco.cc/fronts/supportive-care/>, <https://onco.cc/fronts/nutrition-lifestyle/> ;
  onco:technologies <https://onco.cc/technologies/minoxidil-chemotherapy-alopecia/>, <https://onco.cc/technologies/dietary-supplements-treatment-interactions/> ;
  onco:terms <https://onco.cc/terms/alopecia-persistent-chemotherapy/>, <https://onco.cc/terms/alopecia-endocrine-therapy/> ;
  onco:bottlenecks <https://onco.cc/bottlenecks/b-misinformation/>, <https://onco.cc/bottlenecks/b-toxicity-qol/> .