Why not try some supplements which help neurodenerative diseases in general,
including Parkinson's and Alzheimer's, such as :
Acetyl l-carnitine
Phosphatidylserine
Benfotiamine
Methylcobalamin
Astaxanthin
Octacosanol
You can read Annetta Freeman's protocol for Parkinson's here.
http://ceri.com/annett4.htm
Protective effects of octacosanol on 6-hydroxydopamine-induced
Parkinsonism in rats via regulation of ProNGF and NGF signaling.
http://www.nature.com/aps/journal/v3...ps201069a.html
Even sea cucumbers may be of benefit.
A double blind study on the Reinhardt and sea cucumber
capsule in treating dementia of the aged.
http://en.cnki.com.cn/Article_en/CJF...J200001004.htm
Clinical study of Reinhartdt and sea cucumber capsule combined
with donepezil in treating Alzheimer's disease.
http://www.ncbi.nlm.nih.gov/m/pubmed/17342994/
Cucumaria frondosa is the species found in your oceans, off New England.
The protective effect of eicosapentaenoic acid-enriched phospholipids from sea
cucumber Cucumaria frondosa on oxidative stress in PC12 cells and SAMP8 mice.
http://www.ncbi.nlm.nih.gov/m/pubmed/24231470/
The SAMP8 mouse: a model of Alzheimer disease ?
http://www.ncbi.nlm.nih.gov/pubmed/12014843
Regeneration of the radial nerve cord in the sea cucumber Holothuria glaberrima.
http://link.springer.com/article/10....F1471-213X-9-3
Regeneration of the enteric nervous system in the
sea cucumber Holothuria glaberrima.
http://www.ncbi.nlm.nih.gov/pubmed/10205023
'' Sea Cucumbers Fast Track Organ Regrowth By Healing Their Wounds. ''
http://www.sciencedaily.com/releases...1017194617.htm