Iron supplements usually are not a very bioavailable source of iron. They have a really high risk of gi side effects they got that's why they suckYeah um and so a lot of women don't take them because like the compliance is very low because the side effect profile is so high. When rival flavon deficiency gets really bad it starts going down your smile lines or wrinkles in your face. Some people can develop what they call sharp skin which is little tiny bubbles on their skin. The quality control lies at the interface where those things have to do as a barrier to the rest of our body right?