Welcome to another powerful episode of the Nutrition and Life Podcast!

In today’s conversation, host Lisa Franz welcomes back coach and physique specialist Jeremiah Bair for a deep dive into muscle building, nutrition periodization, and what it really takes to build the physique you say you want.

Jeremiah shares why so many people chasing a “lean” look actually need to build more muscle, not diet harder, and how strategic phasing of nutrition can transform both body composition and long-term progress. From primer phases to fat loss, maintenance recomposition, and lean building, this episode breaks down what intelligent physique development really looks like over 12–18 months.

You’ll also hear Jeremiah unpack the biggest mistakes people make during building phases (hint: it’s not ...