There are some high value coupon for Crest Pro-Health that you need to print now and save them for an upcoming sale at CVS starting 6/23. You can print a coupon for $1.10/ 1 Crest Pro-Health mouthwash and a $.50/1 Crest Pro-Health Toothpaste.
You can then do the following deals:
Crest Pro-Health 1 liter, Whitening or 3D White rinse 16 oz $4.99 = $4 Ecb (limit 2)
Use $1.10/1 mouthwash coupon
Get back a $4 ECB
Total: $.11 moneymaker!
Crest 3D White, Pro-Health, with Scope 4-4.8 oz, or Pro-Health rinse 8-8.4 oz $2.99 = $2 Ecb (limit 2)
Use the $.50/1 Crest toothpaste coupon
Get back a $2 ECB