Qinci

Brightening · Serum

Thiamidol

Also listed as: isobutylamido thiazolyl resorcinol, isobutylamido-thiazolyl-resorcinol

Resorcinol derivative, a potent tyrosinase inhibitor for stubborn spots.

Tone-evening actives like alpha arbutin, tranexamic acid and liquorice fade dark spots and old blemish marks.

  • Targets: dark spots, dullness

Pairs well with

Keep on a separate day from

More brightening actives

Other serum ingredients

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Guidance based on ingredient data, not medical advice.