Of course. We closely monitor and test every partner farm continuously. You can be assured that DoorMilk is free of any chemicals, pesticides, growth enhancers, preservatives, antibiotics, or anything unwanted. For the past 2 years, we are deeply working on it. it’s very simple. It’s just Pure Farm Milk. Nothing more. Nothing less. We regularly check quality and taste before filling in bottles. Rest you will come to know about it very soon.