Key Takeaways:

• Examines how regulatory agencies, medical organizations, and pharmaceutical interests have shaped the availability and perception of vitamin supplements.
• Suggests that economic and professional incentives sometimes lead to downplaying or restricting nutrient-based therapies that are low-profit but potentially helpful.
• Reflects a broader 1970s mood of suspicion toward large institutions and a belief that promising, inexpensive health approaches may be sidelined.