Type a description for this product here...NAME: THYROXINE (T4) QUANTITY: 100 TABS/50 MCG MANUFACTURER: GSK (GLAXO SMITH KLINE) L-THYROXINE (L-THYROXIN),Levothyroxine sodium or also known as T4 L-Thyroxine is a synthetically manufactured thyroid hormone.L-Thyroxine is used to accelerate the metabolizing of carbohydrates, proteins, and fat. The body burns more calories than usual so that a lower fat content can be achieved or the athlete burns fat although he takes in more calories.It has an excellent safety record and side effects are rare. For those of you who are not familiar with this product-please e-mail me and I'll be glad to answer your questions.