The Nip+Fab Renew Anti-Ageing Retinol Fix Serum Extreme is a powerful night treatment designed for all skin types, particularly targeting early signs of ageing and wrinkles. This 50ml serum by NIP + FAB from the United Kingdom contains glycerin and is infused with retinol as its active ingredient, offering a potent formula to help improve skin's overall appearance. With a period after opening of 6 months, this unisex product is perfect for those looking to combat signs of ageing and achieve a smoother, more radiant complexion.