Intermittent fasting is the most Googled diet-related term on the planet, except everyone who does it will tell you it's not a diet. We trace IF from ancient monks to Silicon Valley CEOs and ask what the science actually supports.

The wellness industry has convinced us that inflammation is the root of all evil, from brain fog to bad hair days. But what does the science actually say? We break down acute vs. chronic inflammation, why athletes shouldn't fear the inflammatory response to training, and which anti-inflammatory claims are legit (spoiler: not many). Plus: the cultural history of how we got from Mediterranean diet research to seed oil panic.

Can you build muscle and train hard on a vegetarian diet? We break down protein needs, iron, B12, and the surprising link between plant-based eating and orthorexia.

Men make up 25% of eating disorder cases but only 10% of those in treatment. In this episode, we're joined by elite endurance athletes Sean Van Horn and TJ David to explore how diet culture, the manosphere, and the pursuit of performance create a perfect storm for disordered eating in men. From G.I. Joe's impossible biceps to the "stay hard" mentality, we trace the cultural forces pushing men toward body obsession, and why the fitness industry's vocabulary makes it so easy to hide.

Why do 91% of New Year's resolutions fail? Zoe and Kylee explore the 4,000-year history and neuroscience of habit change - plus what actually works.

Do juice cleanses actually detox your body? What does your liver really do? We debunk detox diets, cleanses, and the wellness industry's favorite myth: that your body is full of toxins.

Do collagen supplements actually work? What about biotin for hair growth, or greens powders for glowing skin? The beauty supplement industry is worth $70 billion, and it's built on a foundation of insecurity, pseudoscience, and promises your liver already keeps for free.

What does the science actually say about the Paleo Diet? We trace the Paleolithic diet from its origins in 1890s wilderness cults and a 1975 eugenicist's book to its modern iteration as a Silicon Valley lifestyle brand. Plus: what happens to your gut microbiome when you eliminate whole grains, and why evolutionary biologists say the "mismatch hypothesis" doesn't hold up.

Electrolytes have become one of the biggest trends in sports nutrition, but how much do they really matter for runners and endurance athletes? In this episode of Your Diet Sucks, Zoë and Kylee dig into the science of electrolytes, hydration, and sodium loss—separating evidence-based guidance from wellness marketing.

We break down what electrolytes actually do, how much sodium athletes lose in sweat, when electrolyte drinks like LMNT or Liquid IV can improve performance, and when plain water is completely sufficient. We also look at the history of sports drinks, the rise of the hydration industry, and why research on women and electrolyte needs is still so far behind.

If you’re trying to build a smarter hydration strategy for long runs, hot-weather training, altitude, or ultramarathons, this episode gives you clear, practical guidance grounded in real science—not hype.

From Eisenhower’s heart attack to the sugar industry’s secret Harvard payments, Your Diet Sucks unpacks the wild history of food policy and the forces shaping what we eat today. Zoë Rom and Kylee Van Horn trace a century of lobbyists, pseudoscience, and politics—revealing how “nutrition guidelines” became one of America’s most profitable battlegrounds. This episode is part history lesson, part investigative comedy, and 100% proof that food science is never just about science.