India, March 20 -- UK doctor Dr Karan Rajan, an NHS surgeon and social media, shared in an Instagram video on February 23, 2025, that to support optimal gut health, it's essential to consume a diverse range of fibre types. He also suggested increasing your fibre intake gradually to allow your gut microbiome to adjust. Also read | Nutritionist shares 4 warning signs that your gut is asking for help

Dr Karan Rajan was reacting to a woman's video in which she said, "I don't know if a majority of people know this, but the fibre is what keeps you skinny, and there are two different types of fibres - there is soluble fibre, and there is insoluble fibre; and you want the insoluble fibre."

Here's what Dr Rajan said: "If you want to improve your...