Fluoride in water supplies – and old one and a good one https://www.bmj.com/content/335/7622/699.long

and Scotland
https://dwqr.scot/public-water-supply/drinking-water-quality-faqs/fluoride/

Cochrane review
https://www.nature.com/articles/sj.bdj.2016.257

impact in Scotland

Click to access NDEP_for_England_OH_Survey_5yr_2019_v1.0.pdf

impact on hospital admissions
https://www.nature.com/articles/s41415-021-2945-8

Consultation on folic acid
https://www.gov.uk/government/consultations/adding-folic-acid-to-flour/proposal-to-add-folic-acid-to-flour-consultation-document#sacn-reports
and impact assessment

Click to access folic-acid-impact-assessment.pdf

and
https://www.gov.uk/government/consultations/adding-folic-acid-to-flour/proposal-to-add-folic-acid-to-flour-consultation-document#current-advice

systematic review
https://www.cambridge.org/core/journals/public-health-nutrition/article/impact-of-folic-acid-fortification-of-flour-on-neural-tube-defects-a-systematic-review/EE00B553A9BD987BADF495B21E3CCF6C

controlled trial
https://pubmed.ncbi.nlm.nih.gov/27005659/

impact assessment of fortification in USA
https://www.cdc.gov/mmwr/preview/mmwrhtml/mm6401a2.htm?s_cid=mm6401a2_w

and elsewhere
https://www.cambridge.org/core/journals/public-health-nutrition/article/impact-of-folic-acid-fortification-of-flour-on-neural-tube-defects-a-systematic-review/EE00B553A9BD987BADF495B21E3CCF6C

historical overview
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3257747/

thought provoking pro-supplementation article
https://adc.bmj.com/content/105/1/6

investigation of whether cancers are caused

Click to access Mackerras%20Tan%20and%20Larter%202014.pdf

does it do harm to people with B12 deficiency?
https://pubmed.ncbi.nlm.nih.gov/7796091/
and
https://academic.oup.com/ajcn/article/110/3/554/5514146

1996 overview of pros and cons
https://pubmed.ncbi.nlm.nih.gov/8968013/
and
https://pubmed.ncbi.nlm.nih.gov/8968013/

Iodine – lovely historical overview

https://onlinelibrary.wiley.com/doi/full/10.1111/cen.14368