Does smashbox foundation primer realy cloges pores?how would u know if your pores r clogged after using it?

You would break out or get blackheads if your pores were clogged. You can also try their Light Primer (the white one), it is oil-free and for sensitive, acne-prone skin. I love both of them!|||your skin will break out|||Youd know if your pores are clogged because you would break out in spots.