There have been no proven adverse effects of taking psyllium, and there’s no real evidence to suggest that taking daily fibre supplements is dangerous. Katherine Zeratsky, registered dietitian and nutrition educator for the Mayo Clinic tells Strong Women: “Taking fibre supplements every day seems to be safe.”

While she suggests aiming to get 30g of fibre from your diet, she also says that for some, fibre supplements can be part of your daily intake.

Dr Kahana also stresses that psyllium husk must be taken in small doses at first in order to give the microbiome time to adjust. After a few weeks, you can gradually increase the dose until you’ve started to notice that you’re more regular and less gassy.

Psyllium husk is the ancient gut health hack loved by social media – but does it work?