Alan Walker

Caroline Steel, a science broadcaster, and Alan Walker, a Scottish microbiologist, dive into the truth behind gut health trends flooding social media. Steel explains the microbiome's role in mood and immunity while outlining signs of gut problems. She warns that many marketed products are ineffective. Walker assesses popular gut foods like chia seeds and sea moss, pointing out their limited benefits. Both guests agree that social media remedies often fall short; a medical check-up is crucial if you suspect gut issues.