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Earlier this week, Goop unveiled its latest attempt to kickstart the business: a rich moisturizer infused with NAD+, the suddenly inescapable gray-market peptide that’s alleged to slow or reverse the signs of aging. Of course, NAD+ is hard to deliver through the skin, which is why everyone you know is injecting it. But Goop Beauty’s Youth Boost, its new $105 cream, attempts to get around the limits of biology by including a precursor molecule that’s more “bioavailable” in skincare. “We started talking about emerging science around longevity and topical NAD,” Goop founder Gwyneth Paltrow recently told WWD. “And it works topically as well.”