Publix has 2.5 oz Perfect Bars for $2.79.
Use the $2.99 Perfect Bar Ibotta offer to make it free.

 
CVS has Oral-B Manual Toothbrushes for $4.59 each. Buy 2 and get $5 ExtraBucks for each.
Use the $6.00/4 Crest Adult Toothpaste 2.7 oz or larger or Mouthwash 473 ml or larger OR Oral-B Glide Floss, Floss Picks, Interdental Brush or Interdental Picks CVS digital coupon
Use the $2.00 Oral-B Manual Toothbrush or Pulsar Toothbrush Ibotta offer to make them free.

Purchase an Eclipse shake from Smashburger and submit your receipt to get 100% of your purchase price back.

Walgreens has Crest Toothpastes on sale for $3 each. Buy 3 and get $5 in Walgreens Cash. Use the $3.00/2 Crest Adult Toothpaste 2.7 oz or more digital coupon and the $2.00/1 Crest Toothpaste 2.7 oz or more digital coupon to make it free.