The output of the thymus gland diminishes after the age of 25 resulting in a reduced immune system and greater susceptibility to tumors, rheumatic disease, and growth disorders and general geriatric conditions. Consumption of thymus is proving its ability to help improve the strength of the immune system and hence fight off infections. Thymus used in clinical trials has treated rheumatoid arthritis with a minimum of 6-weeks use by reducing the number of painful joints and the intensity and duration of the pain. Many people remark upon its effect of improving well being creating a “joie de vivre” sensation. The product is suitable for long term use with no known side effects or contraindications.