Liothyronine affects the active metabolic processes in the body. In an average healthy person, this hormone supports a healthy body weight, good vitality and fitness. Sometimes it is enough to consume foods containing iodine such as sunflower oil, iodized salt, fish oil and foods with the amino acid tyrosine – peas, milk, eggs. This is how the hormone can be summarized, because its cell consists of three iodine molecules and the amino acid tyrosine.