https://amzn.to/3EwxBwo 1-Oz CeraVe Resurfacing Retinol Serum for Post-Acne Marks and Pores on sale for $12.10 - $3.03 when you 'clip' the coupon on the product page - $0.61 when you checkout via Subscribe & Save = $8.46. Shipping is free with Prime or on orders of $25+.