of the substance venial alanine it, the level rises up in the blood, it's a bit like overfilling a jug, if you have a quarter pint jug and you have a pint of milk, when you get to the top you don't stop pouring, it spills out the edge and in the body it actually goes into the body tissues, nowhere else to go  and it causes a devastating result, it causes abnormal mental development, it causes gross retardation.