Lactose free* UHT homogenised standardised semi skimmed filtered milk drink*Less than 0. 03% lactose. We use rigorous scientific testing to ensure that Arla Lactofree milk drink contains no lactose, using accurate accredited tests, enabling us to detect lactose at a trace level of 0. 03%.At this level, our tests show that there is no lactose present in Arla Lactofree.