You can use collagen when you're a teen ??? In the first pic she was 17!!!!
Here are pics where you can see her evolution more precisely, from when she was a teen to now...
http://fruitandwater.blogspot.com/20...sica-biel.html
And another pic of her at 17,she's EXACTLY the same!
http://www.imdb.com/gallery/granitz/...iel,%20Jessica
And she was 15 here
http://www.jessicabielcentral.com/ga...um=310&pos=120