Founded in 1996 from a skin care point of view, Philosophy owner Cristina Carlino has over 30 years of experience in the clinical skin care industry. The best Philosophy deals are free shipping on any order and the 'best-sellers bundles' section on their website where you can find sale items. Philosophy coupons offer as much as $20 off your order, depending on how much you spend, or a 10% off coupon on your next order and free shipping on orders over $50.