. Benefits: Aluminum free and baking soda free. 98% naturally derived formula lowers the skins pH to prevent odor-causing bacteria. Smooth-gliding, never tugging, and wont leave white residue. Moisturizes while soothing irritation from shaving. Helps even skin tone and fights ingrown hairs. Softens skin, underarm hair, and stubble. Infused with the woody gourmand scent of Cheirosa 59 . Stock up with a sustainable refill and reduce plastic waste by 58% with every purchase. Key Ingredients: Citric acid ester: Neutralizes & prevents odor-causing bacteria. Papaya enzyme: Helps smooth skin & prevent ingrown hairs. Tapioca starch: Helps absorb excess moisture. Research Results: Consumers in a blind study reported that Rio Deo Aluminum-Free Deodorant*:. Prevents odor all day. Soothes irritation from shaving. Leaves underarms feeling softer, smoother, and more moisturized. Has a fragrance that lasts all day. Does not leave white residue or oil stains on clothing. Is the best aluminum-free deodorant theyve ever used. 90% of participants who are interested in switching to aluminum-free deodorant said this eliminated odor*. *In a consumer study of 102 participants who tried an "aluminum-free deodorant" once daily for three weeks in generic packaging with no brand affiliation; conducted by an independent 3rd party lab..