{"ok":true,"entry":{"slug":"boron","kind":"supplement","name":"boron","aliases":["boron citrate","calcium fructoborate"],"brands_sg":["Life Extension","NOW Foods","Swanson Vitamins","Nutricost","Vitamatic"],"class":"mineral","tags":["bone-joint","mens-health"],"use_for":"osteoarthritis symptoms — small studies, not confirmed","use_after":null,"use_duration":null,"take_with":null,"pros":["ods: no known clinically relevant drug interactions","small studies hint at fewer osteoarthritis symptoms","adult upper intake level is set at 20 mg a day"],"cons":["no rda or ai — the fnb judged the data insufficient","bone benefit in humans is not yet demonstrated","sg caps supplements at 6.4 mg/day; 10 mg sold on iherb"],"dose_note":"the food and nutrition board sets no rda, ai or ear for boron and it therefore has no daily value; the adult tolerable upper intake level is 20 mg a day, while hsa restricts boron in health supplements and traditional medicines sold in singapore to no more than 6.4 mg a day for general adult use — the lower of the two applies here","dosage":{"ul":20,"unit":"mg","fda_dv":null,"rda_ai":null,"ul_status":"established","population":"general adult","hsa_max_daily":6.4},"ul_status":"established","sg_class":null,"cautions":["singapore: hsa restricts boron to 6.4 mg a day in supplements","20 mg a day is the adult upper limit — some labels sit above it","boric acid and borax are not supplement forms — poisoning symptoms are documented"],"clashes":[],"sources":[{"id":"ods_boron_rda","url":"https://ods.od.nih.gov/factsheets/Boron-HealthProfessional/","label":"NIH ODS — Boron Fact Sheet for Health Professionals (updated 9 June 2022), Recommended Intakes","quote":"The FNB found the existing data insufficient to derive an RDA, AI, or EAR for boron.","accessed":"2026-08-27"},{"id":"ods_boron_dv","url":"https://ods.od.nih.gov/factsheets/Boron-HealthProfessional/","label":"NIH ODS — Boron Fact Sheet, Daily Value","quote":"Because the FNB has not established an RDA or AI for boron, boron does not have a DV.","accessed":"2026-08-27"},{"id":"ods_boron_ul","url":"https://ods.od.nih.gov/factsheets/Boron-HealthProfessional/","label":"NIH ODS — Boron Fact Sheet, Table: Tolerable Upper Intake Levels (ULs) for Boron, adult row","quote":"Tolerable Upper Intake Levels (ULs) for Boron … 19+ years: 20 mg","accessed":"2026-08-27"},{"id":"ods_boron_oa","url":"https://ods.od.nih.gov/factsheets/Boron-HealthProfessional/","label":"NIH ODS — Boron Fact Sheet, boron and osteoarthritis","quote":"Observational evidence combined with the findings from a few small clinical studies in humans suggests that boron might be helpful for reducing the symptoms of osteoarthritis, possibly by inhibiting inflammation.","accessed":"2026-08-27"},{"id":"ods_boron_bone","url":"https://ods.od.nih.gov/factsheets/Boron-HealthProfessional/","label":"NIH ODS — Boron Fact Sheet, boron and bone health","quote":"Additional research is needed to determine whether boron supplementation affects bone health in humans.","accessed":"2026-08-27"},{"id":"ods_boron_meds","url":"https://ods.od.nih.gov/factsheets/Boron-HealthProfessional/","label":"NIH ODS — Boron Fact Sheet, Interactions with Medications","quote":"Boron is not known to have any clinically relevant interactions with medications.","accessed":"2026-08-27"},{"id":"ods_boron_safety","url":"https://ods.od.nih.gov/factsheets/Boron-HealthProfessional/","label":"NIH ODS — Boron Fact Sheet, forms in supplements and symptoms of boric acid / borax ingestion","quote":"In dietary supplements, boron is present in many different forms, including sodium borate, sodium tetraborate, boron amino acid chelate, boron ascorbate, boron aspartate, boron citrate, boron gluconate, boron glycinate, boron picolinate, and calcium fructoborate.","accessed":"2026-08-27"},{"id":"hsa_boron","url":"https://file.go.gov.sg/hsa-chp-prohibited-restricted-ing-guidelines.pdf","label":"HSA — Guidelines on Prohibited and Restricted Ingredients in HS and TM, GL-CHPB-1-012 Rev 001 (Oct 2025), Annex A row 14","quote":"14. Boron — Restricted use in HS and TM — Maximum Daily Dose: When for oral use by general adult population, the maximum recommended daily dose should not provide more than 6.4mg","accessed":"2026-08-27"},{"id":"iherb_sg","url":"https://sg.iherb.com/c/boron","label":"iHerb Singapore — Boron category page (under Minerals), default (best-selling) order, SGD pricing","quote":"Life Extension, Boron, 3 mg … NOW Foods, Boron, 3 mg, 250 Veg Capsules … Swanson Vitamins, Albion® Boron, 6 mg … Nutricost, Boron, 10 mg, 240 Capsules … Vitamatic, Boron Glycinate, 10 mg","accessed":"2026-08-27"}],"brand_certs":null,"updated_at":"2026-08-29T16:16:12.75901+08:00"},"disclaimer":"kozen-x is not a medical device and does not give medical advice. it lists what published sources have written down. absence of a record is not the same as safe."}