A synergistic complex of pure, potent, 100% nature derived Vitamin A, Pro Vitamin A and Retinoid Analogue, that combats the appearance of wrinkles, imperfections and age spots without the irritating effects of synthetic Retinol. How to use- at night, warm 4 to 5 drops in the palm of your hand and apply by gently patting over the face, neck and décolleté. Follow with night cream. If layering with Keep Young and Beautiful Firming and Smoothing Serum or Radiance Perfection Serum, apply these first, followed by Bio Retinoid Anti-Wrinkle Concentrate Oil and then night cream.,About the brand- Since its launch in 2000 REN has become a cult favourite, giving you ground breaking product formulation, the latest hi-tech actives, rigorous product testing and clinically proven results. REN uses only 100% plant and mineral derived actives and is free from skin-unfriendly synthetic ingredients. ,Item details: Leaves the complexion smoother and brighter,Skin appears smoother and younger, Reduces the appearance of wrinkles, age spots and imperfections, Made in UK,More information: Product Size:30 ml, Age range:40 +, Suitable for Vegetarians,Suitable for Vegans, Skin Type:Suitable for all skin types,Ingredients: Rosa canina fruit oil, glycine soja (soybean) oil, gossypium herbaceum (cotton) seed oil, elaeis guineensis (palm) oil, bidens pilosa extract, bakuchiol, hippophae rhamnoides oil, parfum* (fragrance), linum usitatissimum (linseed) seed oil, tocopherol, helianthus annuus (sunflower) seed oil, rosmarinus officinalis (rosemary) leaf extract, linalool *100% natural fragrance - parfum 100% naturel.