05 mazda 3s burning oil ???

[ven0m319]

I got a 2005 Mazda 3s hatchy with 127,000 on it had the oil changed at the begginning of the month, and I have to keep putting oil in it. Like 2 times a week....i don't notice any leaks or anything can anybody help. Should I get some mystery oil or oil treatment. Idk wha to do