To obtain a blood sugar level rising inhibitor that can effectively inhibit the blood sugar level from rising due to the ingestion of food and beverage, facilitate the blood sugar control and simultaneously facilitates the control of obesity by healthy human and further can prevent lifestyle-related diseases and suppress the development of these diseases.

This blood sugar level rising inhibitor is produced by dissolving 400 grams of hardly digestible dextrin (fiber sol 2 having 90% dextrin content), 102 grams of syrup A containing L-arabinose in water and the total volume of them is adjusted to 1,400 mL. While it is heated at 90°C, the aqueous solution is sprayed into a fluidized bed layer in a spray-drying machine, whereby 423 grams of powder (3.5% moist content) of the blood sugar level rising inhibitor is obtained.