Loose motions are NOT good for health. They do not have any detoxification properties, and is not doing your body a favor by defecating multiple times in a day.
In fact, it causes several other issues such as:
Abdominal pain
Dehydration
Bloody stools
Fast heart rate
Unhealthy weight loss.
Although science has not associated loose motion with any severe health issues, it is still not good for health.