Nigella sativa (LINN) seeds (Ranunculaceae)
This reference link to a new research report on Nigella sativa (LINN) seeds Ranunculaceae
commonly known as "black seeds", "black cumin", "Nutmeg Flower" "Roman coriander" "quatre épices" (among other common names) arrived in my email today. It seems to have effected a significant improvement in memory in test of Alzheimer's subjects after nine weeks' use. The effect of Nigella sativa Linn. seed on memory, attention and cognition in healthy human volunteers.
Sayeed MS, Asaduzzaman M, Morshed H, Hossain MM, Kadir MF, Rahman MR. J Ethnopharmacol
. 2013 May 21. doi:pii: S0378-8741(13)00339-5. 10.1016/j.jep.2013.05.004. [Epub ahead of print]
PMID: 23707331 [PubMed - as supplied by publisher] http://www.ncbi.nlm.nih.gov/pubmed/23707331
another related article can be found at:http://www.ncbi.nlm.nih.gov/pubmed/12722128
and this one:http://www.ncbi.nlm.nih.gov/pubmed/22810217
looks helpful for mild cognitive impairment.