Corn Syrup Solids vs Modified Food Starch: which is worse?

What is Corn Syrup Solids?

Corn syrup solids are produced by drying corn syrup to a moisture content below 10%, yielding a free-flowing powder. They are composed of a mixture of glucose polymers (polysaccharides) and monosaccharides derived from corn starch hydrolysis. Unlike liquid corn syrup, they are used in powdered products such as non-dairy creamers, infant formula, and seasoning blends.

What is Modified Food Starch?

Modified food starch is starch (derived from corn, wheat, potato, rice, or tapioca) that has been physically, enzymatically, or chemically treated to alter its properties such as thickening ability, heat stability, or freeze-thaw stability. The term 'modified' refers to chemical modification, not genetic modification. Dozens of specific modifications exist, each designated with E numbers E1400–E1450 in the EU.

Documented risks

Corn Syrup Solids: Corn syrup solids contribute to added sugar intake and share the metabolic risks of high-sugar diets, including increased risk of obesity, type 2 diabetes, and dental caries. Their presence in infant formula has raised particular concern among pediatric nutritionists, as they have a high glycemic index and provide no nutritional benefit beyond calories. The American Academy of Pediatrics recommends limiting added sugars for all age groups, including infants. Regulatory agencies have not specifically restricted corn syrup solids.

Modified Food Starch: Modified food starches are generally recognized as safe by the FDA and EFSA. Modified starches from wheat must be declared as allergens in the EU. Phosphorylated starch modifications (E1412, E1414) are permitted at specific maximum levels by EFSA, which noted no safety concerns at authorized levels in its 2017 re-evaluation. Concerns have been raised about the use of modified starch in infant foods — EFSA's Scientific Panel set conservative limits for infants. For healthy adults, dietary exposure via processed foods poses no identified risk.