Hershey's Mr. Goodbar. Hershey's milk chocolate. Hershey's special dark. 170 calories per 4 pieces. Per 4 Piece Serving: 170 calories; 6 g sat fat (29% DV); 30 mg sodium (1% DV); 18 g total sugars. Since 1894. A delicious change of season. www.celebratewithhersheys.com. SmartLabel: Scan or call 1-800-468-1714 for more food information. Questions or comments? www.askhershey.com or 800-468-1714. Visit us at www.celebratewithhersheys.com. Mfd. in Mexico.