Dermalogica Boosters are super-saturated formulations that provide amplified benefits to the skin. Dermalogica Skin Boosters address common skin concerns such as dehydration, sensitization, photodamage, loss of firmness and acne, deeply penetrating to correct the root cause of these conditions. Dermalogica Boosters can be used alone as a serum or mixed with your moisturizer for a boost!