5 Supplements That Actually Work (And the Ones You’re Wasting Money On)

Everyone’s looking for the magic pill—but are you even checking under the hood first? In this thought-provoking episode, Karl challenges you to stop blindly following supplement trends and instead look at your body, your bloodwork, and your lifestyle. This one’s for the thinkers: We unpack when to use supplements, how to rotate them, and why less is often more. Bonus: Learn the stacks Karl uses himself—and why.