trace elements, what do you think? http://www.superthrive.com/gallon.html Contains vitamin b-1 and 1-naphthylacetic acid 1-Naphthaleneacetic acid , commonly abbreviated NAA, is an organic compound with the formula C10H7CH2CO2H. This colourless solid is soluble in organic solvents. It features a carboxylmethyl group (CH2CO2H) linked to the "1-position" of naphthalene . NAA is a