The stuff worth buying, researched before
we tell you.

Kojic acid works in creams. Whether it works in a 30-second soap is unproven. We priced every bar on Amazon, checked where kojic acid sits

Remineralizing gum costs 5 to 14 times what regular sugar-free gum does. We priced every brand per piece, read the studies, and found that no

Pronexa Lavish Lash has no prostaglandin analog, which is why it’s gentle and why the evidence is thin. We read the full ingredient list, priced

Le Creuset’s Star Trek collection is twelve pieces from $35 to $500, and two are already sold out. I priced every one against the plain

Rhode’s $16 Pocket Pearl mini blush launched in three shimmery shades and Gemini sold out in a day. Here’s every shade, which two are still