Studies indicate that organic milk is better for our bodies than regular and many of the times, constituted milk. Organic milk on a carton of milk means that the animal that produced the milk had consumed organic feed. This feed, in turn, was grown in the land that was certified organic. This means that no fertilizers or pesticides/weedicides were used on that patch of land when the crops were grown. https://www.grandmasterglobal.com/blog/importance-of-organic-dairy-products-in-our-daily-life/