FoodDietWaitress Overcomes Psoriasis After Adopting a Vegan, Gluten-Free Diet Ms Belshaw, who suffers from the guttate form of psoriasis, credits her vegan, gluten-free and mostly raw diet for helping her keep her condition under control which she has suffered from since she was 13 years old.dailymail.co.uk · Feb 14, 2018 0