Key Takeaways:

• Argues that high‑dose vitamin C can significantly reduce the incidence, severity, and duration of colds and flu, going far beyond conventional nutritional guidelines.
• Uses biochemical arguments about ascorbic acid’s role in immune function, along with clinical reports, to justify “orthomolecular” dosing far above the RDA.
• Helps spark immense public interest—and scientific controversy—around megavitamin therapy, turning vitamin C into one of the most debated nutrients of the 20th century.