Sure the big companies are more coy in their pitches--the Hall's Zinc Defense box says zinc may relieve cold symptoms and, in small print, denies making any claim to treating a health condition--but that only makes the sham more effective.
Many big companies make contradicting claims between what is largely marketed to consumers and what is in the small print.
Jon had been gone for three months but decided to come back and Susan woke up upon his arrival.