No artificial flavors. No preservatives. It all starts with farm-grown potatoes - cooked and seasoned to perfection. Then we add the tang of sour cream and mild onions. So every Lay's potato chip is perfectly crispy and delicious. Happiness in Every Bite. Guaranteed fresh until printed date or this snack's on us. Questions or comments? Weekdays 9:00am to 4:30pm CT 1-800-352-4477/ or chat at fritolay.com. SmartLabel: Scan for more food information. Connect with us Facebook. Twitter.