Abstract: The invention is directed to dietary supplements including a core of lysine and bromelain and, optionally, including lycopene. Supplements can further include at least one of Vitamin C, Vitamin E, Vitamin B12, CoEnzymeQ10, lycopene, folic acid, selenium, lecithin and quercetin. Supplements can also further include lutein or xanthin. A preferred supplement includes 5000 mg lysine, 125 mg bromelain, 250 mg Vitamin C,800 IU Vitamin E, 500 mcg Vitamin B 12, 200 mg CoEnzymeQ10, 10 mg lycopene, 800 mcg folic acid, 100 mcg selenium, 250 mg quercetin and 2400 mg lecithin. The supplements have dietary uses or can be used to alleviate dementia-related symptoms.