Bethenny Frankel said this ‘functional’ vitamin C serum ‘feels like air’ — and it’s over 25% off admin 4 hours ago News 1 Comments Off on Bethenny Frankel said this ‘functional’ vitamin C serum ‘feels like air’ — and it’s over 25% off 0 Views Hailey Bieber has also called it a “holy grail” product. Share Facebook Twitter Stumbleupon LinkedIn Pinterest