DNA researchers at Max Planck Institute for Evolutionary Anthropology in Germany have sequenced the oldest mitochondrial genome sequence of a 400,000-year-old representative. This representative is of the genus Homo from Sima de los Huesos which is a unique cave site in Northern Spain.
Researchers found that the progression of Alzheimer's could be due to poor cell function.
They may not be scientifically based, but the need for a solution outside of pharmaceuticals may encourage you to consider such options. When traditional medicine is not quite doing the trick, thinking outside the box and trying one of these options may bring surprising results.