Lay's Brands Family Size Sour Cream & Onion Flavored Potato Chips. 0 grams trans fat. See nutrition facts for saturated fat info. Guaranteed fresh. No MSG- no Preservatives. No artificial flavors. Made with all natural ingredients. Questions or comments 1-800-352-4477. Guaranteed fresh. Until printed date or this snack's on us. Weekdays 9:00 A.M to 4:30 P.M central time. 2007 Frito-Lay, North America, Inc. Visit our website@fritolay.com. FritoLay. Good fun!. Naturally delicious. It all starts with farm-grown potatoes cooked in all natural oil with a dash of salt. Then we add the tang of all natural sour cream and mild onions. So every Lay's potato chip is perfectly crispy and delicious. Happiness in Every Biter. No artificial flavors. No preservatives. No MSG. 0g trans fat. Made with all natural potatoes and seasonings.