If you're suffering from whiplash trying to keep up with the latest celebrity beauty launches, you're not alone. There's Scarlett Johansson's culty skincare brand, Tracee Ellis Ross's curly and coily hair essentials, Billie Eilish's top-selling fragrances, along with just about any routine staple Rihanna releases—and that's all within just the last few years. And these days, nearly every celeb considers themselves a beauty mogul, albeit with varying degrees of success.

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