Obesity causes manganese deficiency, which causes diabetes. Obesity itself is caused by high fat diet and copper deficiency.
https://europepmc.org/article/med/3312521
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3973834/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5510220/
Disprove/discuss.
https://europepmc.org/article/med/3312521
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3973834/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5510220/
Disprove/discuss.
