2. Traceability code query. The bottom of Wyeth Qifu series has a series of bar codes, and the bottom of Wyeth official website is connected with a product traceability system. Click in and enter the bar code to know the authenticity, and at the same time, you can view the milk source information and inspection report of this can of products.
3. Try to feel it. For bagged milk powder, hold the milk powder packaging bag by hand and rub it back and forth. Real milk powder is delicate in texture and makes a "squeaky" sound. The fake milk powder is mixed with sugar, and the particles are coarse, making a rustling sound.
4. Identify colors. The real milk powder is natural milky yellow; The color of fake milk powder is white, crystalline, bleached and unnatural. Fake milk powder is different from the above characteristics.
5. smell it. Open the packaging bag, the real milk powder has the unique milk flavor of milk. Fake milk powder has little frankincense and even no milk smell.