Table 3. Microbial counts of chaga mushroom extract during storage at different temperatures

Storage period (week) Temperature (°C)
−20 25 35 45
Aerobic bacteria (CFU/mL) 2 ND1) ND ND ND
4 ND ND ND ND
6 ND ND ND ND
8 ND ND ND ND
Coliforms (CFU/mL) 2 ND ND ND ND
4 ND ND ND ND
6 ND ND ND ND
8 ND ND ND ND
ND means not detected.