100% the same DNA. Only 40% the same microbiome. This was the shocking discovery that led today’s identical twin guests down a path that’s just getting started.

On today’s show, celebrity DJs Lisa and Alana Macfarlane (The Mac Twins) talk about that initial discovery that shocked them to their core, and why they became so passionate about topics like poo.

The Mac Twins also tell Andrea what they’ve learned after talking to thousands of people in the UK about gut health through their new company, The Gut Stuff, and dish on their plans to make 2019 their most inspiring year yet.