Sponsor Living Tennis Pro Academy

Every influencer marketing article tells you the same thing: micro-influencers are better value. Almost none of them show you the receipts. So we pulled ours.

Glutathione has become one of the most talked-about molecules in wellness — the “master antioxidant” that shows up in podcasts, longevity conversations, and the supplement aisle alike. But behind that mainstream moment is a brand that has spent decades making glutathione credible: Immunotec. This is the story of how OpenSponsorship helped Immunotec turn that scientific authority into everyday consumer demand — and a real-world example of what ingredient branding looks like when it’s done right.

High school NIL (Name, Image, and Likeness) opened a door that didn't exist three years ago: brands can now sponsor high school athletes directly, in most US states, with real money changing hands. For brands looking to reach a younger demographic, build long-term creator relationships, or get in early with future stars, this is the most overlooked opportunity in athlete marketing.