The Deodorant Gel - Eucalyptus. This product is: . . a clear quick-dry 5% AHA and Niacinamide deodorant.. Good for:. a. ll skin types. Product Description:. Nécessaire . The Deodorant Gel Eucalyptus is a clear quick-dry 5% AHA (Alpha Hydroxy Acid) and Niacinamide deodorant designed to help combat odor, treat hyperpigmentation and minimize bumps. The Deodorant Gel Eucalyptus is mess-free and non-sticky. No Aluminum. No Baking Soda. No Parabens. No PEGs. No Synthetic Fragrance. Hypoallergenic. Dermatologist-Tested. Non-Comedogenic..