Colief ® The compound emulsifier (lactase drop), hereinafter referred to as " Colief   drop", is a lactase product extracted from Kluyveromyces lactis, which is mainly used to decompose lactose in milk and reduce the load of human intestinal tract on lactose. When using, add this product into the lotion and mix it evenly. It is applicable to all age groups.

Colief drops were listed in the UK in 1999, which has been used for more than 20 years. Since 2002, it has been listed in the "British Medical Insurance" - NHS (National Health Service) procurement filing list. It is currently available in 21 countries and regions around the world.