A nutraceutical composition for inhibiting telomere shortening, for countering oxidative damage to DNA caused by free radicals, and for reducing UV -induced skin aging, the composition comprising a step of combining, in at least one of a capsule, tablet, softgel, powder, or liquid form, 20 mcg-20 mg astaxanthin/day with at least one of 100-5,000 IU vitamin D/day, 1-100 mg zinc/day, 1-500 mg niacinamide/day, 1-1,000 IU vitamin E/day, 1 mcg-100 mg lycopene/day, 1 mcg-100 mg beta-carotene/day, 1mcg-500 meg selenium/day, 1 mcg-100 mg lutein/day, and 1 mcg-100 mg zeaxanthin/day.
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