Kosas Cosmetics Deals: Verified Markdowns
There are 18 verified Kosas Cosmetics deals today from $10 to $68. The deepest cut is 42% off at Kosas Cosmetics. Prices were checked against the retailer on September 29, 2026. Prices from $10.00, at Kosas Cosmetics. Retired listings drop off automatically.
This week in Kosas Cosmetics
In the week of September 21 we checked prices on 31 Kosas Cosmetics products, and 48% of them were marked down, by 28% on average. The middle price was $38, and 58% were in stock. The share on sale held steady from the week before.
About this guide
How are the deals in this guide chosen?
Every product here is live in the retailer's own catalogue, price-checked against the retailer within the last few hours, and scored on the size of the discount and how long the price has held. The list is rebuilt daily as prices move.
Does Fazy sell these products?
No. Fazy finds and verifies the deal; you buy from the retailer, who ships, charges you and handles returns. Fazy may earn a commission from the retailer, which never changes your price.