Stevia Reb-A 60% is all natural sweetener, white to light yellow powder, odorless or having a slight characteristic odor, approximately 340 times sweeter than sucrose. It contributes zero calories & zero carbohydrates to finished products. It is derived from Stevia leaves, powder in form,This product was produced in a plant that conforms to Good Manufacturing Practices and meets state and federal regulations. This product has critical control points to protect against the inclusion of metal or other extraneous material in the product. Shengren Pharmaceutical is a responsible company. We are committed to produce high quality products and we guarantee our products meets the requirements listed in this specification sheet.