Could a common eye vitamin help fight cancer? early trial begins
Disease control
Recruiting now
This early-phase study is testing whether a dietary supplement called zeaxanthin, taken alone or with the immunotherapy drug pembrolizumab, is safe for people with advanced solid tumors that have not responded to standard treatments. The trial will enroll 72 participants to find …
Phase: PHASE1 • Sponsor: Valley Health System • Aim: Disease control
Last updated Jun 27, 2026 13:02 UTC