Ultimate Steam Rice This steam rice is also known as half boiled rice. A serving of steamed rice has 31 grams of starch and 26 grams of sugar. There are 4 calories in 1 gram of sugar; for steamed rice, 124 of the aggregate calories, around 89 percent, originate from starch. Steam rice contains 104 starch inferred calories, or roughly 85 percent. The sugar wellspring of rice is gelatinized starch. One single portion of white rice gives around 3 grams of protein, as determined by the USDA Nutrition Database, and one serving of steamed rice additionally contains 3 grams of protein. Package Size: 5kgs,10kgs & 25kgs.