I think we have had many posts about this remedy:

Use our search engine to find them. There will be details of cost analysis between doing it yourself or buying Neurogen.

Be aware there is a Neuragen also.

This will be expensive. I cannot find the exact listing of how much of each item is in each capsule. But all of the ingredients are pricey.

The methylcobalamin in it will only work well if it is taken on an empty stomach.

Fixed combos like this don't always work for everyone equally.... some people need more of one or more ingredient to be different from others...or the whole list will be too weak to do much good. People vary quite a bit in needs in other words.