Iodine is essential for optimal thyroid function. Insufficiency of this mineral may impact key metabolic activities in the body. (source, source)
Iodine insufficiency can impair thyroid function, leading to decreased metabolic rate and reduced energy levels, which can hinder work capacity. Adequate iodine levels support optimal thyroid function, enhancing metabolic processes and energy production, thereby improving overall performance and stamina during workouts.
Supplement with Iodine: Iodine supplementation has been shown to increase iodine concentrations in the body. (source) Recommendation: Supplement with at least 75 mcg of iodine daily.
Supplement with Selenium: Selenium is a mediator of thyroid hormones that has been shown to influence iodine concentrations. (source) Selenium is vital for the proper functioning of enzymes that convert thyroid hormones, thereby influencing iodine metabolism and supporting iodine concentrations. (source) Recommendation: Supplement with at least 50 mcg of selenium daily.