Live sale tracker

COSRX Black Friday 2026

COSRX hasn't announced a Black Friday sale yet. We check COSRX's prices several times a day and compare each one with its price two weeks earlier and at other US stores.

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items with a price cut

–

typical cut

at the lowest price we track anywhere

COSRX items we track

Black Friday price cuts

Items that cost at least 5% less than they did at COSRX two weeks ago, biggest cuts first.

No price cuts picked up yet. Our next price check will add them here.

3 more items with a sale price+

These show a lower price than COSRX's “compare at” price but haven't dropped in the last two weeks, so they are everyday prices rather than new Black Friday cuts.

COSRX PEPTIDE-132 Ultra Perfect Hair Bonding Shampoo$37.00 $30.00
COSRX PEPTIDE-132 Ultra Perfect Hair Bonding Treatment$37.00 $30.00
COSRX PEPTIDE-132 Ultra Perfect Hair Bonding Oil Serum$23.00 $19.00

How we track this

Prices come from COSRX's public listings and are re-checked several times a day. “Was” is the price we recorded two weeks earlier. Cuts over 70% are left out because they are usually a different pack size. Compare every store on the Black Friday 2026 page or the daily price tracker.