Working to reveal a smoother and more even-looking complexion, REN Clean Skincare’s Bio Retinoid Youth Serum is powered by an innovative, plant-derived alternative to retinol.Bidens Pilosa offers the same re-surfacing and rejuvenating benefits of retinol, while minimising the risk of irritation associated with traditional retinol use.The serum helps to diminish the appearance of fine lines and wrinkles, while supporting the skin’s elasticity and firmness. Ceramides lock in moisture, supporting the skin’s barrier function, while niacinamide promotes a brighter and more evenly-toned visage.