Does Silica Gel Prevent Mold?

Does Silica Gel Prevent Mold? Silica Gel is a drying and dehumidifying agent that drinks up moisture to effectively prevent rust, corrosion, mold, mildew, spoilage, fogging and condensation. How quickly does silica gel absorb moisture? For example, activated clay, silica gel, and molecular sieves can all absorb approximately 10% of water when exposed to 25°C/75%RH