• How to pick a good omega-3 supplement

    Omega-3s are extremely important for health: they are necessary for functions from muscle activity to cell growth. They also happen to be one of the two essential fatty acids that...

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  • What is DNA methylation, and what does it tell ...

    Everyone knows that DNA is the code that makes you, well, you. But did you know that that code can be used by your body in different ways?

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  • Research confirms the superior precision of tec...

    Like many other types of product, epigenetic clocks have varying degrees of accuracy. So how do you know which is the most precise predictor of your biological age?

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  • How to read a supplement label

    Why does the label say “Supplement Facts” rather than “Nutrition Facts”? And who decides your recommended daily value of vitamins and minerals, anyway? This primer explains.

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  • 5 NAD+ precursors you need to know

    These molecules become NAD+ over a series of chemical transformations. Here’s what you need to know about each one.

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  • What’s the difference between NAD+ and NADH?

    These two forms of nicotinamide adenine dinucleotide are not exactly the same thing, but they’re chemically similar. It’s complicated. We'll explain.

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