FMI noted that the natural deodorant crystal market was valued at USD 315.0 million in 2025. Sales are expected to reach USD 336.4 million in 2026 and USD 649.5 million by 2036. Stone sticks are anticipated to lead by Product form with 49.0% share in 2026 and Potassium alum is expected to lead by Ingredient type through 2036.