Can you buy lactase to add to milk? The definitive guide to homemade lactose-free dairy
                                
                                
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                                    4 min read                                
                            
                                According to research published in 2019, around 70% of the world's population is lactase deficient, a condition that can lead to digestive discomfort after consuming dairy products. For those who want to enjoy real milk without the unpleasant side effects, a simple and effective solution is to buy and add lactase enzyme drops directly to regular dairy milk at home.