Hello, Steve N
Back on August 28, 2009 you wrote (You may also find it beneficial to use a low 
dose of methylene blue daily. Studies have shown it to be effective for memory 
improvrment and one  product, Rember, claims a study shows that it reverses 
Alzheimer's. I am currently using it. Methylene blue is very inexpensive and 
you can buy it at aquarium supply places and dilute it yourself. Some studies 
below. ) Could you please tell us how much your taking and what dilution you 
are using? Thank you in advance. John.