A Skeptical View of the Perricone Prescription

Harriet Hall, M.D. Stephen Barrett, M.D. Nicholas Perricone, M.D., has written three similar books: The Wrinkle Cure [1], The Perricone Prescription [2]; and The Acne Prescription [3]. All contain many claims that are questionable, controversial, fanciful, unsupported by published evidence, or just plain wrong. Although he mentions standard skin-care treatments, sometimes favorably, his books provide

Analysis of Claims and of an Experiment to Prove That Oxygen is Present in “Vitamin O”

 ABSTRACT Background: “Vitamin O” is being sold as an oxygen supplement. Direct analysis has shown that it contains no oxygen. A scientific study published on the manufacturer’s website claims to have demonstrated the presence of oxygen in the product indirectly, by demonstrating increases in blood oxygen in anemic subjects taking the product. Objective and design: The study