Clarins Booster – Energy has the following features: A unique formula that is enriched with stimulating ginseng extract, helping skin survive daily stresses. It restores radiance to skin, tones and re-energizes, and reduces signs of fatigue. Just mix 3-5 drops with your moisturizer, mask, serum or foundation* and it will re-energize your skin. *Highly concentrated, don't use alone.