Calling all CVS shoppers! Now through March 7th, CVS is offering a $5 ECB (limit 2) when you spend $10 on select Colgate products. Here’s how to score Colgate Optic White Toothpaste for just $.32 each after coupons and ECB:Calling all CVS shoppers! Now through March 7th, CVS is offering a $5 ECB (limit 2) when you spend $10 on select Colgate products. Here’s how to score Colgate Optic White Toothpaste for just $.32 each after coupons and ECB: