Abstract: Enzyme The enzymes are widely studied and explored area due to its abundant potential to cater wide application range which makes researchers to study more of this area. The high catalytic activity enabling ease in reactions formation of multiple products and byproducts or breakage of complex substances makes it an unavoidable option. However the cost of pure enzyme increases the economic burden on the operations obstructing its full fledged use. This leads to making enzyme restrict or immobilize within any inert matrix which can improve the reusability and also improve the tolerance against pH and temperature that can improve the activity of enzyme. Many different enzyme immobilization approaches are present in following article we have discussed some of the used approaches.