If you have sensitive skin, it's best to avoid the following: Unscented Toilet Paper is often made with chemicals to make it smell like nothing. And while it may be better for your nose, these products can irritate sensitive skin and cause irritation or even an allergic reaction. The softness or roughness of toilet paper is not related to its absorbency. Some people prefer soft toilet paper because it feels better on their skin, but if you're sensitive to harsh chemicals or dyes in scented toilet paper, then this could be what's causing your reactions.