Starting tomorrow (11/6) Walgreens has their Ester-C products Buy 1 Get 1 FREE. The Ester-C Gummies 500 mg 60 ct is priced daily at $6.99. This is how the deal works. Buy 2 Ester-C Gummies for $6.99 and use (2) Ester-C $2/1 printable coupons. This takes your total to $2.99 for 2, only $1.50 each! Watch Group C coupons tomorrow morning for an additional $2/1 coupon. As always, Walgreens allows you to use 1 coupon on each item on a Buy 1 Get 1 FREE sale. Remember, you can print each coupon twice.