Yes, there are vegetarian sources for the requirement of glutathione in the form of vegetables, fruits, nuts, legumes, and sulfur-containing foods from plants such as garlic and onion
Evidence published in Endocrine Practice highlights that excessive iodine intake can make hyperthyroidism worse, summarizing, Individuals with mild Graves disease or autonomously functioning thyroid nodules are at increased risk for the development of iodine-induced hyperthyroidism. While iodine is an essential mineral required for the production of T3 and T4, excessive iodine concentrations can trigger uncontrolled thyroid hormone release
It found higher plasma exposure after S-acetyl glutathione than after standard glutathione, but results were highly variable
With IVs, your body gets 100% of the benefits of the nutrients immediately
& Zhang, S
LightGBM: a highly efficient gradient boosting decision tree