The FDA promises the "most significant modernization of dietary supplement regulation" in 25 years while maintaining its industry-friendly regulatory scheme.
Caffeine is not addictive. Regular users of caffeine can develop tolerance and mild physical dependence, and sudden withdrawal can cause headaches and other symptoms (but only in half the population). This is does not qualify as addiction.
An ad for Apeaz in Discover Magazine is misleading. Its active ingredient may provide some temporary relief of pain, but the claims in the ad are overblown. It is not a new blockbuster drug or an anesthetic.
Vitamin D has been widely touted as beneficial for preventing cancer and cardiovascular disease. A large, well-conducted clinical trial now show that it has no effect.