I swear by a $13 brow buy to fill in sparse areas – my ride-or-die doubles as an eyeliner, I even use it on my freckles

A DRUGSTORE makeup buy could work as an eyeliner, brow filler, and even add faux freckles.

One beauty fan swears by the product, calling it her “ride-or-die.”

UltaA Redditor has given the 411 on her must-have makeup product (model photo)[/caption] UltaShe said she uses it on her brows, eyes, and even to darken freckles (model photo)[/caption]

Redditor Gold_knee8166 revealed her holy grail makeup in a post on the social media platform.

She said she loves the product so much...