Free Colgate at Jewel Posted on March 11, 2017 by The Goddess Buy 3 get $3 off instantly on Colgate toothbrushes and toothpaste works great when they’re 2/$6 and you have $2 coupons. Toothbrush coupon expires 3/11 (today) but the toothpaste coupon goes until 3/18. I paid tax.