Preserve the natural beauty and health of hair and skin. Custom nutrition for dry hair. ACTYVA created BELLESSERE: a line of multifunctional products with a base of argan and flax oils designed for the daily care of hair and body. These versatile, bare-bones products are perfect for the whole family and have a delicate scent that engages the senses. They leave the skin gently protected and velvety, and hair healthy, soft and with a brilliant shine.