well i changed out the subsrtate to eco earth by zoo med and this stuff seems awesome i dont think its possible for my tegu to get impacted with this stuff its real soft almost dirt like.... she seems to be fine and she just ate some ground turkey IN HER BIN YAY.... shes still friendly to me despite how mad she was with me yesterday for making her sleep on nothing but news paper i can tell she was pissed off by how she was exploring her tank in a aggresive manner.... anyway i think i can finnaly sleep not worrying my tegu is gona get impacted thanks again to bubba for reccomending it