Possible problems with GMO:
- Harder to digest proteins
- Possible new allergies for some people (because if slightly different proteins, or mixes from other plants)
- Plants with build in pesticide
- Patents
- Plant monoculture
- Plants that grow faster and are cheaper, but not optimized for taste.
Is the above list inherit to GMO's: no. Do I know if the GMO I am eating is suffering from this: no. As such until I get detailed information about your GMO, I prefer to avoid it.