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Thyroid Support Comprehensive Formula Dietary Supplement Supports Nervous System HealthEnhances Thyroid Function Contains Coleus Forskohlii and L-SelenomethionineScience-Backed Quality Since 1969Thyroid hormones regulate metabolism and play a big role in growth cell reproduction and nerve function. Swanson Thyroid Essentials provides ultimate thyroid gland nourishment with specialized ingredients like standardized Coleus forskohlii a little-known but powerfully beneficial herb and recognized thyroid supporters like iodine zinc copper and B vitamins.