Amazon has 5.1-Oz Crest Pro-Health Advanced Toothpaste (Deep Clean Mint) for $4.97 - $1.97 when you 'clip' the coupon on the product page - 5% when you check out via Subscribe & Save = $2.75. Shipping is free with Prime or on $35+ orders.

• Note: This product is also available via Subscribe & Save for the same price. You must be logged into your account. Coupons are typically one use per account. You may manage your Subscribe & Save subscriptions at any time after your order ships. View Subscribe & Save filler items and our current Subscribe & Save Frontpage deals to unlock up to extra 15% savings when you have 5 or more items in your current monthly subscription.

Thanks to Deal Hunter phoinix for finding this deal.