The Medik8 C Tetra Advanced Serum is a high-quality skincare product formulated with vitamin C to help improve skin radiance and reduce early signs of ageing. With a volume of 30ml, this serum is suitable for both men and women and can be applied to the decollete, neck, and face. Made in the United Kingdom, this product from the Medik8 brand is designed to be used within 12 months of opening to ensure maximum effectiveness. Ideal for those looking to incorporate a regimen that includes vitamin C into their skincare routine.