Ester C Vitamin Coupon – Save $2 *High Value* This post may contain affiliate links. Please see the full disclosure policy here. Posted on June 5, 2012 Written by Mary Leave a Comment There is a new $2.00/1 – Ester-C Vitamin coupon (under zip code 90210) – I’m honestly not sure when the last time I actually PAID for vitamins is? They seem to always be on sale and free after coupons!!