Activia Light nonfat yogurt delivers the richness of ActiviaÕs yogurt and 60 calories per servingÑso you can enjoy the fresh taste of peach whenever the mood strikes. With billions of probiotics in every 4 oz cup, zero grams of fat, and no sugar added, itÕs a smart way to be your best. *Activia Light has 45% fewer calories than regular lowfat yogurt. Activia Light: 60 calories, 0g fat; regular lowfat yogurt: 115 calories, 1 g fat per 4 oz cup.