ron and magnesium can damage healthy skin cells and cause early onset of wrinkles. Your hair becomes dry and brittle and excessive amounts of iron will cause many health problems. Every time you shower you become saturated in oxidized (yellow to red) or oxidized (clear) iron. Iron acts like a harmful peroxide. You might smell a rotten egg odor in your water, or the color of your water might be reddish, yellowish, or brown. You might even find dirty stains on your washcloth and towels.