Description
Hydroquinone-containing serum
・Formula designed to penetrate deep into the stratum corneum
・Conducted clinical trials
・Essence formulated that easily blends into the skin
・Fragrance-free, color-free, preservative-free
Formulated with a focus on stability and safety:
Hydroquinone was thought to have poor stability and cause irritation, but thanks to Rohto Pharmaceutical's formulation technology, it has been formulated in an extremely durable state and has been confirmed to have the permanence for up to 3 years after manufacturing.
In addition, with regard to irritation, by devising the formulation, clinical trials have shown that almost no irritation is felt.