Nope. Because it is a natural product, we do our utmost to clean the buckwheat thoroughly to ensure that anything from the field stays in the field and you get wonderful, luxurious, beautifully cleaned buckwheat. But that’s not all. Because of the aforementioned coolness of the pillows, neither dust-mites nor bed-bugs like our pillows at all – they prefer damp, warm places. Your pillow stays cool and dry, making it inhospitable to those nasty critters. ‘Nuff said!