So, I learned that you can
lighten your hair with honey. I sort of want to try it, because maybe it might bring out the red in my hair a little more? Apparently you can also use
cinnamon, because both contain a gentle peroxide. But you should not use lemon juice- the acid in it damages hair (if it will damge your tooth enamel, I think it will damage your hair).
And there is this, just because it makes me happy: