Administration of sodium selenate (8 mg) daily in two doses, organic selenium (45 g/day) and Vitamin E (400 mg) in two daily doses, or placebo for 1 year
Administration of curcumin C3 complex, 2 or 4 g/day for 48 weeks. A control group were receiving placebo for 24 weeks followed by either 2 or 4 g curcumin per day for another 24 weeks.
115 participants of both genders, 18–86 years with no signs of dementia or clinical memory difficulties
One daily dose of two Memory XL tablets containing folic acid (400 g), Vitamin B12 (6 g), Vitamin E (30 IU), SAM (400 mg), NAC (600 mg), and acetyl-L-carnitine (500 mg) for 2 weeks or 3 months followed by an open-label phase for 2 weeks or 3 months.
120 women diagnosed with probable AD. All women had hysterectomies performed.
A single daily dose of 0.625 or 1.25 mg of Premarin (conjugated equine estrogens) or placebo were given for 1 year followed by a 3-month single blind placebo washout phase.
Treatment with 100 g Colostrinin or placebo for three weeks followed by a 2-week break. This was repeated for 15 weeks followed by a 15-week open-label phase.