http://www.vitacost.com/NSIAcetylLCa...nitineArginate

Here is a link for the HCL + Arginate version, which is claimed to target the nervous system and promote nerve growth. However, I wasn't aware that there were different forms of this... Also the price isn't too bad if you just decide to go with the HCL version which can be found here for a reasonable price:

http://www.vitacost.com/NSI-Acetyl-L...g-300-Capsules

I think 3000 would be the optimal dosage. No big side effects were reported at that dose.