The Seed Lab

The Bottom Line If you suffer from "tired-but-wired" syndrome—feeling physically exhausted but mentally unable to shut off at night—you are likely experiencing a magnesium deficit. Pumpkin seeds are one of the most concentrated, bioavailable source of magnesium on the planet. By incorporating just a small handful into your daily routine, you can naturally lower cortisol (stress hormone) levels and improve deep REM sleep.