All natural. We kettle cook in a premium peanut oil blend for a crunchier, tastier potato chip! Dirty Potato Chips are: cholesterol free (0 mg cholesterol per serving); kettle cooked in a peanut oil blend; kosher certified. And contain: no msg; no artificial colors; no artificial flavors; no preservatives; no wheat glutens; no trans fats (0 g trans fat per serving); no artificial sweeteners. Dirty Potato Chips are kettle cooked one batch at a time and use premium, all natural ingredients for a crunchier, tastier chip. We thank you for purchasing Dirty's - John Shaw, Chip Master. Made in USA.