The information below applies to each unit in the pack The strengthening kind Simple 10 Niacinamide Vitamin B3 Booster Serum relieves dry skin strengthens the skin barrier and protects sensitive skin from future threats This face serum is powered by 10 niacinamide vitamin B3 and 1 B5 to deeply hydrate and soften dry skin making it smoother and more evenlooking Along with moisturising dry skin and regulating sebum this multiaction serum improves skin texture and elasticity calms redness and irritation and reduces pore size and wrinkles A nongreasy nonsticky serum amazing skin care for sensitive skin Containing 88 naturally derived ingredients its safe to use on all skin types This Simple skin care product is PETAApproved Vegan and contains no harsh chemicals no alcohol no mineral oils and no artificial colour or perfume