Do You Have Heavy Metal Toxicity? It might surprise you, but heavy metals are everywhere—from the water you drink to the products you use daily. You can’t fully escape them, but you can understand how they impact your health—especially when it comes to weight gain and stubborn fat. What exactly are heavy metals? They’re naturally occurring elements that become toxic in even the smallest amounts. Some of the most common culprits include: • Mercury • Lead • Arsenic • Cadmium • Aluminum • Nickel •