My diet consists of, toliet paper, green tea, sun chips, doughnuts, and dryer lint on special ocions.?

My diet consists of, toliet paper, green tea, sun chips, doughnuts, and dryer lint on special ocions (this has been going on for about 2 months now), i know this is not normal. but what is wrong with me and how can i stop? also i don't have any friends and just sit at home all day with my cat eating toliet paper, and smoke pot ocionaly, my chest really hurts, my stomach is bloated, and i have headaches everyday, i'm also 15 and my parents have noticed something wrong with me but they think i'm just nervous about school starting up again. what's wrong with me?