Cold pressed oil is a relative term.Company calls oils that have been heated to very high temperatures during deodorization 'cold-pressed' because "no external heat was applied to seeds while they were being pressed.
Some expeller pressed oil can be termed cold pressed, because the temperature does not rise a great deal. Other expeller pressed oil, however, is made at very high temperatures, and cannot be considered cold pressed oil. Companies may clarify by specifically labeling a product “expeller cold pressed oil.
The best oils are cold pressed. Cold pressed oils retain all of their flavor, aroma, and nutritional value. Olive, peanut and sunflower are among the oils that are obtained through cold pressing.