When did Catalyst Season 19 Episode 5 air?
Catalyst Season 19 Episode 5 aired on September 4, 2018.


Catalyst is Australia's premier science investigation series. Each week the team brings you stories from Australia and around the world, meeting scientists at the forefront of discovery.

Nutritionist Dr Joanna McMillan is on a mission to help stem the onslaught of Type 2 diabetes, devising a personalised program to help four Australians on the brink of developing the chronic illness.
Direct answers for episode-level questions and details.
Catalyst Season 19 Episode 5 aired on September 4, 2018.
This episode runs for approximately 30 minutes.
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