Calories In Ultimate Reeses Pieces Cookies. Calorie breakdown: 42% fat, 50% carbs, 8% protein. Calories from Fat 81 ( 40.5 %) % Daily Value *. Reese's Pieces Candy Reese's Pieces Candy - Mini Pouch (.49 oz) Serving Size : 0.49 oz. 51 % 9g Carbs. Amount of … There are 150 calories in 38 pieces (30 g) of Reese's Reese's Pieces. Amount of calories in Reese's Pieces: Calories 200. Calories In Reeses Pieces Brownies. How much fat is in Reese's Pieces? Find nutrition facts for over 2,000,000 foods. About Food Exercise Apps Community Blog Shop Premium. Calories: 214, Fat: 11g, Carbs: 29g, Protein: 3g, Fiber: 0g. Share on Facebook Share on Pinterest Share by Email More Sharing Options. Calories: 117, Fat: 6g, Carbs: 15g, Protein: 2g, Fiber: 0g. Sign Up. 67 Cal. Free online calorie counter and diet plan. Log In. How many calories are in Reese's Pieces? Share on Twitter. Lose weight by tracking your caloric intake quickly and easily.