9 Signs You’re Gluten Sensitive, and This Is Important to Know

5. Skin and nails problems

Hair keratosis and herpetiform dermatitis are 2 skin conditions directly related to gluten intolerance. The symptoms include itchiness and rashes that can appear on your hands, torso, face, buttocks, elbows, and hairline. Another symptom is weakened and brittle nails. Other skin irritations like mimic eczema can signal gluten-induced blockage.