By Real Simple
Updated April 02, 2013
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Sally Hansen Complete Salon Manicure Nail Polish
Credit: target.com

Polish, sure, but this nail product offers so much more. Brush on two coats of the color and you can skip a base coat, a strengthener, a growth treatment, and a top coat, all of which are included in the formulation. Available in a multitude of colors.

To buy: $7, target.com.