SkinCeuticals Hydrating B5 GelProduct Details A highly effective daily serum, Hydrating B contains hyaluronicacid, a naturally occurring component of the skin responsible for maintaining moisture levels, to deliver weightless hydration. Enhanced with vitamin B to promote the skins natural repair process, this nutrient rich gel is ideal for all skin types, and can be used alone for lightweight hydration or with a moisturizer to maximize benefits for drier skin. Hyaluronic acid