Snail noodles and Malatang, snail noodles are more harmful. Snails are cold in nature. If you have a cold constitution, eating too much may affect your physical fitness and reduce it. Moreover, the yuba and peanuts in snail noodles are fried and contain a lot of calories. If eaten regularly, it may lead to increased fat accumulation in the body, thereby increasing the chance of the body gaining weight. Most of Malatang's foods are boiled and don't have as much fat as snail noodles. Therefore, snail noodles and Malatang are more harmful.