Both my sons are dairy Intolerant. But it’s a milk protein allergy, not lactose. Most doctors tell you that they grow out if it, but there’s a lot of interesting reading that suggests the symptoms just show in a different way. Alpro soya deserts are really good, as are the yogurts. Sainsburys sweetened soya milk is good on cereal, not found any good in tea or coffee.
There’s a relatively new milk out called A2 which is from a Specific breed of cow. It has one of the common proteins that is the cause of most allergies missing