Amazon has the L’Oreal Paris Revitalift Derm Intensives 1.5% Pure Hyaluronic Acid Serum for Face for $12.95 - 20% off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel anytime) = $9.71 with free shipping on $25+ or with Prime.

Fact: L'Oréal Paris sells one bottle of Revitalift Derm Intensives Hyaluronic Acid Serum every 60 seconds.