is bile in energy drinks
It is not strictly an amino acid. Taurine is present in bulls liver, semen and urine. One thing is for certain, the taurine used in energy drinks such as Red Bull is taken from these sources. Taurine found in energy drinks is a byproduct of bull testicles, it is considered not to be vegetarian friendly. The ingredient is taurine, a naturally occurring substance that is present in bull bile and breastmilk. The video shows how this ingredient is extracted from the bulls. It was filmed by an employee of the company that supplies this ingredient to the various energy drink companies.