The scientific community lacks a formal "police force" for laureates. A Nobel Prize grants immense social capital, often creating a halo effect that silences junior researchers or hesitant peers. This authority can shield fringe claims from immediate scrutiny.
Despite this, the basic mechanics of the scientific method remain indifferent to awards. Peer review serves as the primary filter. If a laureate proposes a theory—perhaps something involving non-local consciousness or fringe biology—it must survive empirical testing. Other labs attempt replication. When the data fails to appear, the prestige of the author cannot manufacture it.
Funding agencies also act as a check. Grant committees eventually stop awarding money to projects that yield no reproducible results. Over time, the "Nobelitis" victim finds their work ignored in high-impact journals. The community doesn't strip the prize or ban the person; it simply stops citing the errors. The prestige remains, but the influence vanishes as the gap between the prize-winning work and the current pseudoscience widens.