one blogger's love for rosehip seed oil http://pumpsandiron.com/2014/01/13/why-rosehip-seed-oil-is-my-skincare-superstar-health-benefits-and-uses/
and another's that seems a little more scientific http://thenakedchemist.com/rose-hip-seed-oil/
and another's that seems a little more scientific http://thenakedchemist.com/rose-hip-seed-oil/