- Moisturizing serum and primer. - With hyaluronic acid. - For a fresh and smooth complexion. - Vegan. Clean ID Hyper Hydro Serum Primer combines care and a make-up base in one product. The texture of the serum is made up of 86% natural ingredients, contains hyaluronic acid and provides hydration. At the same time, the primer perfectly prepares the face for make-up, also suitable for sensitive skin. The Serum Primer is applied after cleansing the face or to complete your skincare routine: Simply apply a little primer to the bridge of the nose, forehead and chin and smooth outwards all over the face. The texture can be massaged into the skin in gentle circular motions. Moisturizing serum primer. Fresh formula with hyaluronic acid. Application: morning and night, apply 2-3 drops on clean skin and massage gently.