Slimmer box same 10 packets. 5 calories per 1/2 packet. 90% fewer calories than leading beverages. Natural flavor with other natural flavor. On the go. CrystalLight.com. Sugar free. No caffeine. Low sodium. Gluten free. Please recycle this carton. Say yes to delicious! Crystal Light lets you have it all! Thirst-quenching flavor for your water and just 5 little calories per serving. This product 5 calories; leading beverages 70 calories. Carton made from 100% recycled paperboard minimum 35% post-consumer content.