During long-term storage, unfavorable environmental conditions can trigger permanent chemical changes in a commodity's core nutrients, reducing its overall nutritional value. Carbohydrates and fats undergo continuous oxidation when stored in warm, oxygen-rich environments for long periods, leading to rancidity, off-flavors, and lower energy value.

Vitamins are highly sensitive to heat build-up within storage structures, leading to rapid degradation of essential micronutrients. Maintaining a stable storage environment is critical to preserving both the physical volume and the nutritional quality of the food.