Amazon has the Keranique Hair Regrowth Treatment for Women (2 Fl oz) for $24 - 30% off coupon (check “Save an extra” box, eligible on first S&S order for this product) - 10% off with Subscribe & Save (can cancel anytime) = $14 with free shipping on $25+ or with Prime.

This 30-day supply treatment has 2% Minoxidil and helps to revitalize hair follicles.