Taurine is a non-essential/conditionally essential amino acid which acts as a cell membrane stabilizer in the body and can aid various antioxidant defence systems. It is found in foods, in the highest amounts in meats and seafood. It is seen as a constituent of many sports drinks. It does not participate in protein synthesis.
Some scientifically researched benefits are as follows:
The observed safety limit, the highest dose for which one can be relatively assured that no side effects will occur over a lifetime, has been suggested to be 3g of taurine in supplemental form (in addition to food intake) a day.
~ Shwetha Bhatia, Registered Dietitian, Mind Your Fitness!