Cancer accounts for more than a half-million deaths annually (via National Cancer Institute ). Fortunately, science keeps looking for innovative ways to help people reduce their risk of developing cancer as well as send active cancer into remission. A 2025 study in Cell Reports Medicine indicates that a supplement known for protecting eye health may turn out to be a valuable (and hitherto unrecognized) tool in the cancer fight.

The supplement is called zeaxanthin, a carotenoid that occurs naturally in many colorful foods, especially orange peppers and egg yolks. Because it's a carotenoid, it carries antioxidant properties, meaning it can generally help your body avoid (or recover from) damage caused by oxidative stress. (Here's everything you've ever wondered about antioxidants, exp

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