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Severe iodine deficiency causes thyroid problems, but excessive iodine can worsen Hashimotos

CPT: Pharmacometrics & Systems Pharmacology 1(9):e2 [DOI] [PMC free article] [PubMed] [Google Scholar] Rasmussen BB, Brix TH, Kyvik KO, Brosen K (2002) The interindividual differences in the 3-demthylation of caffeine alias CYP1A2 is determined by both genetic and environmental factors

According to NICE Clinical Knowledge Summaries, once B12 deficiency is adequately treated and symptoms resolve, routine monitoring of serum B12 levels is generally unnecessary, as clinical response is the primary indicator of treatment effectiveness

Optimal candidates are adults with growth hormone deficiency, particularly those looking for wellness optimization or healthy aging assistance