The Bioderma Sébium Lotion Rebalancing Water is a toner for oily, blemish-prone skin.Powered by patented complexes, the formula helps to regulate pH levels and balance visible oil production. Fluidactiv™ Patent battles sebum thickening to resist clogged pores and blemishes.D.A.F. Patent supports strong, resilient skin. The toning lotion works to tighten pores and hydrate for up to 8 hours, promoting a balanced, shine-free complexion.