Samuel Shepherd

Former Department of Defense biochemical engineer and founder of Valasta who developed a glucosidic astaxanthin formulation after using astaxanthin to reverse his polycythemia vera and now advocates its use for oxidative stress and longevity.

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Jan 16, 2026 • 1h 5min

Reversing "Incurable" Cancer with Nature's Most Powerful Molecule | Samuel Shepherd

In this engaging discussion, Samuel Shepherd, a former Department of Defense biochemical engineer who ingeniously reversed his own cancer using astaxanthin, reveals groundbreaking insights into oxidative stress and longevity. He details his unconventional journey from diagnosis to self-cure, emphasizing astaxanthin's transformative effects on cancer cells. Samuel explains the unique glucosidic form of astaxanthin that enhances absorption and its potential in pediatric care. His experiences underscore the importance of root-cause prevention in health, challenging conventional medical views.

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