A fantastic high quality anti ageing product balance hyaluronic 554 youth serum works from the very first application to deliver younger looking skin which stays hydrated for up to 24 hours the unique formula will work to moisturise eyes face and neck and keep water locked in for 5x longer than regular serums balance hyaluronic 554 youth serum is 5 hylasome eg10 and synake which offer both moisturising and age fighting properties to give skin a smoother and firmer appearance us