There is no specific information available regarding which luxury wallet or card holder Dustin Poirier owns. However, as a prominent figure, it's likely that he appreciates quality accessories. Many successful athletes often gravitate towards renowned brands such as Louis Vuitton or Gucci, but specifics about Poirier's personal choices aren't documented.

Dustin Poirier served as a brand ambassador for Smith+Nephew in 2025, representing the company in marketing efforts and participating in the Smith+Nephew UFC Combat Sports Medicine Course. He had injuries treated using Smith+Nephew technology, which aided his recovery and return to active competition.

Dustin Poirier's branded hot sauce, Poirier's Louisiana Style, was announced as the Official Hot Sauce of UFC in November 2022 as part of a multi-year marketing partnership. This agreement includes branded content featuring Poirier's Louisiana Style across UFC's social media channels and digital platforms.