Home - Caffeine - Soft Drinks Shasta Diet Cola Shasta Diet Cola Caffeine 47 mg per 354.882 ml Switch to fl oz Calories: 0 kcal You Might Also Like:Ruby Red SquirtShasta Mountain RushSpriteSki SodaSlurpeeRitz ColaSarsaparillaShasta ColaStarbucks Refreshers CannedSquirt Soda