Arganour Cosmetics. ANTI-CELLULITE TREATMENT birch oil. Firming cellulite reducing birch oil. It is 100% natural composed of natural birch, argan, jojoba, avocado, sweet almond, orange, eucalyptus, rosemary and vitamin E oils. It has draining properties that help firm the skin, facilitate fluid circulation and enhance its anti-cellulite action . A light massage prevents and improves the state of cellulite, the skin gains firmness, elasticity and softness, the silhouette is reshaped. Shake before use, massage dry skin until completely absorbed.