This document discusses a capsule product containing extracts of green tea and green coffee for treating obesity. The product is prepared by macerating green coffee beans and green tea leaves in ethanol to extract active constituents, then drying and mixing the extract with starch and filling into capsules. The main active constituents are caffeine and chlorogenic acid from coffee and catechins from green tea. The product is indicated for weight loss, decreasing appetite, and regulating blood glucose and cholesterol. Side effects may include headaches or diarrhea in large doses.