IDUN Minerals moisturizing serum is used before the day and night cream. A moisturizing serum enriched with hyaluronic acid and niacinamide (vitamin B3). Even malic acid gives the skin an extra boost to the daily challenges the skin is exposed to. Important ingredients: The skin's natural moisture binders like glycerin, PCA and hyaluronic acid. Enriched with niacinamide (Vitamin B3) and malic acid. 100% vegan. Free from perfume, micro plastics, cyclic silcones and mineral oil.