With high and low molecular weight Hyaluronic Acid, Hyalu B5 serum helps lock in moisture and leaves skin feeling plump to the touch. This Hyaluronic Acid serum is an allergy tested formula with fragrance and also contains, Madecassoside and La Roche-Posay Thermal Spring Water. This anti-aging serum is: suitable for sensitive skin, and dermatologist tested. Use as a daily anti-aging and Hyaluronic Acid serum to visibly plump, hydrate, and help reduce aign of fine lines. Apply 4-5 drops of the facial serum morning and evening to the face and neck. Use alone or as an added boost to your favorite moisturizer. This serum has a rich serum texture that leaves skin feeling supple and hydrated to the touch. Ingredients: Aqua / Water. Glycerin. Alcohol Denat. .