Lancôme Rénergie C.R.x. Triple Serum Retinol Serum is a triple-action concentrate for combating three signs of aging: pigmentation, loss of volume, facial and static wrinkles. The basis of the formula: new generation hyaluronic acid from fragmented molecules; An innovative combination of vitamin C and retinol to reduce pores and brighten skin; shea butter and coconut, jojoba and apricot, as well as ferulic acid.