Thumb Score: +21

Amazon [amazon.com] has 3-Pack 3.2-Oz Colgate Optic White Advanced Hydrogen Peroxide Toothpaste 2 for $22.92 – $12.92 (multibuy discount) – 5% when you check out via Subscribe & Save = $8.85.
Shipping is free with Prime or on $35+ orders.

Target [target.com] has for Target Circle Members (free to join [target.com]): 3-Pack 3.2-Oz Colgate Optic White Advanced 2% Hydrogen Peroxide Toothpaste (Sparkling White) on sale 2 for $10 – $3 when you “clip” the coupon on the product page = 2 for $7 (price in cart). Select free store pickup where available, otherwise shipping is free w/ Target Circle Card, Target Circle 360 Membership, or on $35+ orders.