While the enzyme increases as we grow ... The supplements are in the form of tablets, capsules, chewables, or liquid drops. Liquid lactase can also be added directly to milk to pre-digest lactose ...

Lactase 1250Units; per 5 drops; liq. Add 5–15 drops to quart of milk; hydrolyzes 70%–99% of lactose at refrigerator temperature in 24 hours.