A green tea composition comprising 100 parts by weight of green tea leaf, and 0.01 to 30 parts by weight of trehalose; a process for producing a green tea composition, comprising the steps of heat-treating fresh tea leaf, drying the heat-treated leaf, and crushing the dried leaf, wherein the fresh leaf is brought into contact with trehalose before or after or simultaneously with the heat treatment of the fresh leaf; a molding matter of a green tea composition, obtained by molding a green tea composition comprising 35 to 80% by weight of granulated or powdered green tea (component (A)), 10 to 60% by weight of maltose (component (B)), and 1 to 20% by weight of trehalose (component (C)); and a process for producing a molding matter of a green tea composition, comprising the step of molding the above green tea composition.