This Anti-Aging Supplement Might Actually Work

If you've wandered down a supplement aisle recently, you may have come across a bottle for sale that has "anti-aging" ingredients to help your body make a molecule called NAD+, better known as nicotinamide adenine dinucleotide. Your body definitely does need NAD+ to keep ticking, but what does the research actually say about taking supplements to make more of it?

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