Wellness Center USA, Inc., through its subsidiaries, is engaged in the healthcare and medical sectors. It operates in two business segments: distribution of targeted ultraviolet (UV) phototherapy devices for dermatology and sanitation purposes, and authentication and encryption products and services. The segments are operated through Psoria-Shield Inc. (PSI) and StealthCo Inc. (SCI). PSI designs, develops, and markets a targeted UV phototherapy device called the Psoria-Light. The Psoria-Light is designated for use in targeted PUVA photochemistry and UVB phototherapy and is designed to treat certain skin conditions, including psoriasis, vitiligo, and others. SCI is a provider of Stealth Mark encryption and authentication solutions offering advanced technologies within the security and supply chain management vertical sectors (Intelligent Microparticles), and advanced data intelligence services offering technology for industries, companies, and agencies on a global scale (ActiveDuty).