Adding to the other answers here, any woman planning on getting pregnant at some point needs to avoid GMO's. This can damage your eggs, and therefore the fetus. It's no wonder there's so much autism etc in the world these days.
Tetley tea, Kelloggs cereal, are some examples of very common GMO products that need to be avoided. There are many more.
GMO brands:
Non-GMO brands (safe and healthy):
There's more info online.