Obagi-C® Rx C-Clarifying Serum - Normal To Oily

HYDROQUINONE 4%
Strong inhibitor of melanin production that has long been established as the most effective ingredient for reducing and potentially eliminating melasma.

L-ASCORBIC ACID 10%
Known as the purest form of Vitamin C, L-ascorbic Acid helps neutralize free radicals, minimize the look of fine lines and wrinkles, and brighten skin tone.

Each gram of Obagi-C Rx C-Clarifying Serum - Normal to Oily contains the following ingredients.

ACTIVE INGREDIENT:
hydroquinone, USP 4% (40 mg/g)

INACTIVE INGREDIENTS:
water (aqua), propylene glycol, alcohol denat., dipropylene glycol, ascorbic acid, propylene carbonate, sodium lauryl sulfate, fragrance