Coliform bacteria exceeds legal limit in frozen yoghurt sample

Food name:

Frozen yoghurt

Place of origin:

Hong Kong

Non-compliant test parameters:

Contains more than 100 coliform bacteria per gram

Detected level:

Contains 270 coliform bacteria per gram

Sampling location:

A frozen confection factory in Mong Kok


  1. Staff of the CFS has visited the frozen confection factory concerned and conducted inspection. The CFS has informed the vendor concerned of the irregularity and instructed it to stop selling the affected frozen yoghurt immediately.
  2. The CFS has provided health education on food safety and hygiene to the person-in-charge and staff of the vendor concerned, and has requested them to carry out thorough cleaning and disinfection.
  3. Under the Frozen Confections Regulation (Cap 132AC), frozen confection for sale should not contain more than 50,000 bacteria per gram or more than 100 coliform bacteria per gram. The maximum penalty for offenders is a fine of $10,000 and three months' imprisonment upon conviction.
  4. The CFS will continue to follow up on the unsatisfactory result so as to safeguard public health. Prosecution will be instituted should there be sufficient evidence.
  5.  Investigation is ongoing.

END/ Thursday, September 9, 2021