Sensory Sensitivities -Taste Chemical receptors in the tongue tell us about different tastes - sweet, sour, spicy and so on. People with an ASD may experience the following differences. Hypo Likes very spicy foods. Eats everything - soil, grass, Play-dough. This is known as pica. Hyper Finds some flavours and foods too strong and overpowering because of very sensitive taste buds. Has a restricted diet. Certain textures cause discomfort; some children will only eat smooth foods like mashed potatoes or ice-cream.