Thiamidol
INCI: Isobutylamido Thiazolyl Resorcinol
Selective human tyrosinase inhibitor by Beiersdorf. Per the manufacturer data, 100 times more potent than kojic acid on the human enzyme.
Brightening
Evidence by route
Topical application
BLimited evidence. One RCT or several controlled studies with limitations.
Clinical studies from Beiersdorf and independent groups show reduction in melasma and post-inflammatory hyperpigmentation over 12 weeks. Independent data remain limited.
Tolerability and safety
Irritation potential
LowAllergen risk
LowPregnancy
CautionSkin types
Suitable for
NormalOilyCombinationDrySensitive
Frequently asked questions
Is Thiamidol safe during pregnancy?
Thiamidol should be used with caution during pregnancy. Consulting a dermatologist or OB-GYN is advisable.
What skin types is Thiamidol for?
Thiamidol suits: normal, oily, combination, dry, sensitive.