Kylie Jenner has become the youngest self-made billionaire ever at age 21, according to Forbes, after using her Instagram influence to build a lucrative makeup empire.
The make-up entrepreneur and reality television star has overtaken Mark Zuckerberg, who became the youngest self-made billionaire aged 23 in 2006.
Jenner, the half-sister of Kim Kardashian, has used her 128m followers on Instagram as a customer base, as many follow her for fashion and make-up tips.
The entrepreneur owns 100% of Kylie Cosmetics, the three-year-old beauty business that did an estimated US$360 million (NZ$529 million) in sales last year, and most of her sales are done online. Much of it is driven through social media.
She has attributed her rise up the rich list to her vast and dedicated following, telling Forbes: "It's the power of social media.