Optimal Protein Podcast with Vanessa Spina

S1E830 - PSMF Series: How Hormones Change Fat Loss, Muscle & Metabolism After 40 with Maria Emmerich

Published: August 7, 2026

Duration: 1:13:36

Why does fat loss suddenly feel harder during perimenopause and menopause—even when you're still exercising and watching what you eat?

In today's Protein-Sparing Modified Fasting Series episode, I'm joined once again by bestselling author and nutrition expert Maria Emmerich for a fascinating conversation about hormones, metabolism, protein, muscle and body composition in midlife.

Check out the Protein-Sparing Modified Fasting Library at ketogenicgirl.com and use code VANESSA for 20% off.

We discuss how changes in estrogen, progesterone and testosterone may influence insulin sensitivity, sleep, motivation, muscle retention and fat distribution, and why preserving le...