Neuro vitamin comparison Neuromultivit Urimil Plus Optisana

This is a video that shows the values of different vitamins contained in some of the products,from the market. What is easy to see ,is that some regular cheap vitamins complex, nearly have no contain of those specific mentioned groups of vitamins. The percent contained is really low. Take the example of Thiamine (Vitamin B1) ,one of the most important vitamin for brain function. It is simply a huge difference in the percentage contained.