Got these t3 pills , it's 50 mcg and they are white , I can't take a pic , cuz it's so white and th camera can't get a gd quality

Problem is I don't know what lab it is
My supplier swears it's t3 but also dnt know what lab it is

The pills has the letters GS on them and the words 1/E something like that
If anyone know which lab that is plz tell me