date:Nov 23, 2012
Vitamins are biologically active organic compounds that are essential in metabolic and physiological functions in the human body, but they quickly decay. There are several factors that may affect the vitamin losses, such as temperature, presence of oxygen, light, moisture content, water activity, pH, enzymatic modifications and metal trace elements, especially iron and copper.
In the case of fresh-cut leafy vegetables, the vitamin C loss is due to the chemical oxidation occurring during proces