$0.50 off One Dannon OIKOS 5.3oz Single-Serve ($.50 at Kroger and Walmart!) Posted by Harbor Master on 17 August 2017, 1:15 pm Tweet The Coupon Expires 08/31/17. The Expiration date may depend on when you print it. (The print limit is two) Click here to print $0.50 off One OIKOS 5.3oz Single-Serve Both Walmart and Kroger sell Dannon Okios 5.3 oz Single Serve for $1. $.50 each after the coupon above.