it will last until reports come back to gh15 that everything is on spot and preferably only human grade,,its christmass time everyone should be happy,,i can assure you many are not and im talking around the world not only usa,,if you chose to go against all my recomendation and choose to give out undeground atleast dose is right and make sure you hve decent poweder,,i still recomend ONLY human grade becausae underground is garbage ,,its like ill ask you as a football player to win an olympic swimming competition,,no chance to achieve the goal desired,,leave the hormones for the proffesional labs to make