Running low on toothpaste? Starting on March 22nd, you can score FREE Colgate MaxFresh Toothpaste at Walgreens after coupon and Register Rewards! This toothpaste will be sale for $3 with a $2.50 RR. Check out this deal scenario:Running low on toothpaste? Starting on March 22nd, you can score FREE Colgate MaxFresh Toothpaste at Walgreens after coupon and Register Rewards! This toothpaste will be sale for $3 with a $2.50 RR. Check out this deal scenario: