Desiccants should not be taken. Desiccant will damage the digestive system and circulatory system etc. after taking as follows: 1. Digestive system: taking a large amount of desiccant by mistake will cause greater harm to the digestive tract, such as acid reflux, abdominal pain, dizziness and nausea, heartburn, etc., and in serious cases, there will also be obvious pressure pain and rebound pain around the navel. 2. Circulatory system: for example, for patients with a history of coronary heart disease, etc., will jeopardize the circulatory system, resulting in shortness of breath, chest tightness, palpitations, serious cases lead to arrhythmia, etc.. So desiccant cannot be taken. Desiccant belongs to chemical reagent of chemical class, generally used as package desiccant for moisture-proof. If you accidentally take desiccant, you should go to the hospital in time, do not be negligent, so as not to affect your health.