text: what is microcrystalline cellulose? i haven't been diagnosed with diabetes as of yet but could the ingrediant microcrystalline cellulose raise my blood sugar? microcrystalline cellulose has many applications in pharmaceuticals, foods, papers and structural composites. microcrystalline cellulose is a naturally derived stabilizer, texturizing agent, and fat replacer. it is used extensively in reduced-fat salad dressings, numerous dairy products including cheese, frozen desserts and whipped toppings, and bakery products.