Steve Martocci, cofounder of GroupMe, Blade, and Splice, is back with a new consumer health app. His startup, SuppCo, helps people find trusted supplements and track their health progress. The startup, called SuppCo, just raised a $5.5 million seed round co-led by Union Square Ventures and True Ventures, and including BoxGroup and Compound. SuppCoBuilding consumer trustMartocci first started taking supplements after GroupMe sold to Skype, when he was struggling with his health and weight. He clarified that SuppCo will never sell its users' data, and won't rely on ad revenue or notch partnerships with supplement companies.

---

Persons: Steve Martocci, —, Martocci, he's, Martocci's, she'd, Nick Michlewicz, Bryan Johnson, Joe, Adam D'Augelli, GroupMe, SuppCo's, Michlewicz, SuppCo, Nick Michlewicz's, what's, Andy Weissman Organizations: Union Square Ventures, True Ventures, Service, East, TechCrunch, Skype, Square Ventures, Ventures, Food and Drug Administration Locations: New York