The first problem is the blatant fearmongering they use to promote their product, with claims of “government conspiracies” and threats of deadly medications which might be in your medicine cabinet “right now.” There are many different problems that people should consider before paying for a subscription to this publication.
However, it is important to note that Spreen does say that no information provided by this publication should be seen as personal medical advice or instruction, and that all readers should consult the appropriate health professionals before choosing to take any of their advice or recommendations and putting it into effect. Miracles from the Vault says there are seven major illnesses and conditions, including cancer, diabetes, Alzheimer's, heart disease, arthritis, which can be treated with natural treatments rather than dangerous pharmaceuticals.
Spreen states that there is another medication called H-86 which has been shown in clinical studies to perform better than chemotherapy, and which may actually be under review for patent itself, even though the presentation had previously said these natural remedies could not be patented.