Dr Batra’s Age Defying Skin Firming Serum is infused with the goodness of Echinacea and Millet Seed extracts and is enhanced with the perfect blend of Argan, Jojoba, Wheat Germ, Sunflower and Olive oils. This skin firming serum works to minimize fine lines and reduce wrinkles. It activates skin cells by improving collagen production up to 42% in 4 days, making this one of the best skin tightening serums.