Malibu C's Original C Serum is the only product I've ever used and seen results before I've finished the first bottle! My skin felt and looked smoother, healthier and younger! I am a firm believer in natural wellness for the body, both inside and out. It's been proven for me and my family that nature knows best! Malibu C understands that and does an exceptional job with all their products. I am a life-long customer of Malibu C!