Renpure Advanced Vitamin C & Omega-3 Shampoo. Give your hair the proper nutrients it needs. Our Vitamin C & Omega-3 Shampoo uses Kiwi Oil to provide your hair with an abundant source of Omega-3 and Vitamin C. Both nutrients are essential in helping to repair and increase cuticle vitality. Ultimately, hair is more shiny, more radiant, and healthier with an infusion of this vitamin-rich shampoo.