PureCarb by Solace Nutrition is a simple and complex carbohydrate powder. It is a good carbohydrate source for long lasting energy. This product contains starches, concentrated fruit juices and rice solids. It is allergen tested at No Detectable Limit for egg, milk, fish, crustacean, corn, soy, gluten, tree nuts, and peanut. Although No Detectable Limits were present from corn, a small portion of the powder is derived from corn.