Sano 1992.

Methods	Randomization mentioned but not described. Double blind placebo controlled study
Participants	Country: USA Single centre Selection criteria: dementia according to NINCDS‐ADRDA Age Range: 60‐80 30 patients
Interventions	1. ALC 2.5g/day for 90 days followed by ALC 3g/day for 90 days 2. placebo for 180 days
Outcomes	mMMSE, CGI‐S, CGI‐C, verbal fluency, SIP, SMQ, Selective reminding test, Benton visual retention test, Wechsler memory scale, digit span
Notes	CGI results not reported