AllerVarx, a new dietary supplement, claims to relieve nasal allergy symptoms, but the only "evidence" is a single disreputable clinical trial with no control group. There is no reason to try this unproven remedy when there are so many effective remedies offered by mainstream medicine.
Some people are reluctant to take statins because they don't benefit the majority of patients who take them. Actually, most drugs don't benefit most of the patients who take them. Since we have no way of identifying those who will benefit, we are stuck treating the many to benefit the few.
The documentary "What the Health" espouses the fairy tale that all major diseases (heart disease, diabetes, cancer, and many others) can be prevented and cured by eliminating meat and dairy from the diet. It is a blatant polemic for veganism, biased and misleading, and is not a reliable source of scientific information.
A study of On Guard™, a mixture of essential oils, showed that it reduced the infectivity of influenza virus in dog kidney cells in the lab; but that's irrelevant to the question of whether the product has any clinical effect in humans.
Our ability to develop new drugs is fast outstripping our ability to pay for them; some are exorbitantly expensive and not very effective. Funds are limited, and as a society we need to have a serious discussion about how they are to be allocated.
Confessions of a Quack is fiction, but it provides real insights into the thinking processes and motivations of quacks, alternative medicine providers, and their patients.