Could I possibly be pregnant?

ok i got my period the 24th of august my husband came home the 26th the same day i got off my period we had more than enough for the rest of the week after we had maybe a few days later my stomach didnt feel well and i noticed when i went to the bathroom i had some spotting it only happened once since then but im also taking some dietary supplements that i take everyday. i noticed im secreting more than i usually do and i dont get my period again till the end of this month so i wasnt sure if maybe im pregnant. please help me!!!