Vilgain 100% Organic Peanut Butter Powder | Sugar-Free with 2X Fewer Calories | Ideal for Smoothies & Porridge | Rich in Protein & Fiber | 46 kcal per Serving. Manufacturer : Vilgain. Low in calories for a healthy diet: With only 46 kcal per portion, our peanut butter powder contains almost 2x fewer calories than normal peanut butter.