Jamba Juice Coupon: $2 Fruit & Veggie Smoothies Through March 16th! March 13, 2014 by Jennie The links in the post below may be affiliate links. Read the full disclosure.Print Jamba Juice has released a sweet new coupon which we can use to snag $2 smoothies through March 16th! This offer applies to either a small Fruit & Veggie Blend or a Fresh Juice Blend. This coupon cannot be combined with any other offer or coupon.