Over the past several years, hydroquinone has become a controversial skin-care ingredient for topical use. For over 50 years, hydroquinone has been established as the most effective ingredient for reducing and potentially eliminating brown…

Tretinoin may not be all that easy to pronounce, but its users find it very easy to love. Also known as all-trans retinoic acid, tretinoin is part of the retinoid family—a class of synthetic and naturally occurring Vitamin A compounds and …

Like with most medications, the stronger concentrations of tretinoin cream tend to have the most significant results. In a 1991 study, researchers found that .05% tretinoin cream produced a larger improvement in wrinkling, hyperpigmentatio…

Tretinoin cream comes in a variety of concentrations, ranging from mild .005% cream to stronger creams that contain as much as .1% tretinoin. Like many other skincare medications, the type of tretinoin cream you choose to treat acne can ha…