Phytase in feed formulation

[Raju J]

1. Based on Source

Bacterial Phytase (E. coli, Bacillus spp.)

Fungal Phytase (Aspergillus niger, Aspergillus oryzae, Peniophora lycii)

Plant Phytase (Wheat, barley, rye; limited use)

2. Based on Mode of Action

3-Phytase

6-Phytase

3. Based on Generation

First-Generation Phytases (Aspergillus niger, low thermostability)

Second-Generation Phytases (Improved thermostability)

Third-Generation Phytases

Fourth-Generation Phytases

[Md. Osman Sheikh]

3- phytase and 6- phytase

[Md kayum]

Based on source- Animal derived, plant derived & microbial phytane.

Based on phytase number- 3-phy & 6-phy