NAD+ is everywhere right now. The buzzy anti-aging treatment has been bubbling up in Hollywood since 2022, when Hailey Bieber and Kendall Jenner were spotted hooked up to IV drips on The Kardashians . The trend gained more mainstream attention the following year when Jennifer Aniston shared her weekly peptide routine , sending wellness enthusiasts into a tailspin. Now, big names like Gwyneth Paltrow, Justin Bieber, and Kathy Hilton swear by it.

Hilton admits she went down the “NAD+ rabbit hole” over a year ago — and hasn’t looked back. “So many of my friends ask what I’m doing, and once they start, they love it too,” she tells me. With luxury wellness clinics and even Equinox Hotels incorporating NAD+ into facials and drips — plus brands like Thorne and Cymbiotika introducing

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