Biologique Recherche Gel ADN SilkgenBelongs to Intensive Creams category. The Intensive Creams are the most complex and sophisticated products. They are formulated for skin requiring special attention. Result: intensive treatment. Biologique Recherche (BR) Gel ADN Silkgen is a refreshing moisturizing fluid that provides comfort and softens the skin. Enriched in moisturizing and antioxidant active ingredients, this treatment preserves cutaneous hygrometry. As soon as it is applied, the