Contains hops to inhibit the growth of odor-causing bacteria, zinc ricinoleate for long-lasting odor prevention. Effective. long-lasting, natural. Aluminum-free formula fights odor 3 ways. No artificial or animal ingredients. No animal testing. Tom"s moves to wind energy. When Mark Dobrovolny, our Director of Product Supply, shared some of his ideas on energy conservation with Tom, the response was enthusiastic. Because solar energy can be challenging in the cool Maine climate, Mark investigated wind energy. The result? As of February 2006, we began purchasing 100% renewable wind energy to power our manufacturing facility. Carbon dioxide emissions will be reduced by 1.5 million pounds per year - the equivalent of planting 214 acres of trees or removing 138 cars from the road! We"re so glad to hear that choices like these make a difference for our consumers. Thank you for using our natural care products, and please continue to let us know what you think! Naturally, it works. How our original deodorants work - Unpleasant odor is caused by skin bacteria when we sweat - so how can you eliminate this odor naturally? Inhibit the growth of odor-causing bacteria. The antimicrobial action of the botanical ingredient hops inhibits the growth of odor-causing bacteria. Block odor with natural fragrance. The gentle fragrance of honeysuckle rose helps to mask odor. Improved with hops. Tom"s of Maine created the first natural deodorant in 1976. Since then, we"ve continued to pursue innovative new plant and mineral ingredients that deliver improved odor protection. We"re excited to tell you about our latest breakthrough in this new formula - hops (Humulus Lupulus). Our research has shown that the active ingredients in hops significantly inhibit the growth of odor-causing bacteria. Using hops also allows us to balance the overall formula while maintaining effectiveness and reducing the possibility of skin irritation. Made in USA.