One of the major criticisms leveled against The Specific Carbohydrate Diet is that 99% of food must be prepared at home. There are hundreds of convenience products available in markets and specialty stores for other Gluten Free diets. The Specific Carbohydrate Diet suggests homemade food is safest to ensure better results on the diet.

Why such strictness on the Specific Carbohydrate Diet?

There are a number of reasons why on the whole, homemade items are necessary for the Specific Carbohydrate Diet instead of the more convenient" store-bought items.

Under U.S. labeling laws, some ingredients that constitute less than 2% of the total weight or volume do not  have to appear on the ingredient list. This applies to sugar and other Specific Carbohydrate Diet "illegal" ingredients that do not fall under the list of usual allergens.

Processed foods often pass through many sets of hands before they are put in the final package. For example, some juice concentrates can be made in one plant and then shipped to another plant where water is added and then they are bottled. It can be said with sincerity at the final destination that  illegals were not added, but what about the first producer of the concentrate? The original concentrate does not even have to be made in the same country as the final bottler.

Commercial producers can use processing aides,