Creatine is an organic molecule which was discovered in the first half of the nineteenth century, in meat extract resembling beef broth. A century later, in the first half of the twentieth century, another substance was found, this time in frog extract, being phosphocreatine – or creatine with a phosphate group stuck on it. It turned out that creatine and phosphocreatine are part of an intracellular energy management system, and the two have had a remarkable history since. I’m not alluding to the fact that around 2.5 million kg of creatine are consumed yearly by athletes in the belief that…