Michael Cammarata, cofounder of Schmidt’s Naturals, and Moiz Ali, founder of Native, transformed their brands from humble start-ups into two of the biggest names in natural deodorants.

When Moiz Ali launched his startup Native, the maker of a natural deodorant brand, he couldn’t help but be self-conscious when mingling with other Bay Area entrepreneurs.

The company was founded in 2015 by Moiz Ali. Two years later, Ali sold the brand to Procter & Gamble for $100 million. Since then, the brand has released new scents, like Pumpkin, and collaborated ...