October is the greatest month for your skin to really thrive. With summer’s humidity and profuse sweat in the rearview mirror, this month kicks off the perfect time to cozy up at home and add 10 new steps to your skin care routine. Dermstore is here to make self-care during sweater weather easier with a Friends & Family sale that lasts until Friday, October 12. A ton of great products from skin care brands like Sunday Riley, Herbivore Botanicals, Peter Thomas Roth and Nurse Jamie are on sale for 20 percent off. All you have to do is use the promo code, “FRIEND”. And since there are literally hundreds of options to choose from, we’ve narrowed it down to the absolute 18 best below.