The truth sits somewhere in the middle - certain peptides demonstrate proven nasal efficacy (PT-141, Semax, some others), while attempting nasal delivery of larger peptides designed for injection likely wastes product with minimal results
In a formula, it works mainly as a skin-conditioning and moisturizing agent
Regarding environmental factors, high iodine intake, selenium deficiency, pollutants such as tobacco smoke, infectious diseases such as chronic hepatitis C, and certain drugs are implicated in the development of autoimmune thyroiditis (16.1: Duntas LH
Afr J Med Med Sci
98 KriegsteinA.Alvarez-BuyllaA
When those are compounded to shut down "noise", they are very effective at weight loss and more