Fièra Citrus Stem Cell Serum Brand New Sealed Fièra Citrus Stem Cell Serum is an antioxidant powerhouse that significantly improves your skin tone, reduces the appearance of fine lines and wrinkles, and protects and preserves the appearance of beautiful, vibrant-looking skin. * Improves & Evens Out Skin Tone * Reduces Fine Lines & Wrinkles * Improves Skin Elasticity & Firmness * Protects & Preserves The Skin 30ml./1.0fl.oz.