My Review I have been selected to test SkinnCeuticals Hydrating B5 serum for an honest review as a member of SkinCeuticals Community I have been trying out this serum for a week now the product is B5 and hyaluronic acid it is a clear serum I apply the product with the easy to use dropper it soaks in well the product has left my skin hydrated the hyaluronic acid in the product keeps my skin hydrated all day my skin looks more plumped my dark spots are less noticeable my skin feels soft and has a radiant healthy glow and my fine lines are less noticeable I definitely recommend this product