Natural health guru, Dr Edward Group, shares 8 health issues to keep in mind with regard to iodine deficiency in dogs. He notes seaweed has an abundance of naturally occurring iodine making it a great way to boost your dog’s nutrition, and the 48% reduction in dog cancer since 1982 when iodine was introduced in commercial dog foods.
This paper discusses iodine intake requirements for humans, dogs and cats. It notes that dietary iodine is around >90% bioavailable compared to synthetic supplements, which are variable. It concludes that “Chronic iodine excess or deficiency may result in clinical disease” and that intake should be consistent. It’s complex!
A fantastic summary of evidence regarding iodine and cancer which notes ‘the molecular effects of iodine as well as ongoing epidemiological evidence points to its probable role in prevention of cancers through its antioxidant, antiinflammatory, prodifferentiating, and proapoptotic effects.’