Sunday Riley

Sunday Riley is a United States prestige skincare brand founded in 2009 by cosmetic chemist Sunday Riley, who also serves as its chief executive and lead product formulator [1]. Trading as Sunday Riley Modern Skincare, the company builds active-led formulas that pair clinical-strength ingredients with botanical extracts, and it markets itself around clean formulation, cruelty-free practice and sustainability. It remains active, selling through its own US and UK websites and a store-locator network, and describes itself as female-owned and founder-owned.

The brand rose to prominence quickly in the 2010s wave of indie prestige skincare, anchored by hero products such as the Good Genes lactic acid treatment. In 2019 it drew regulatory attention when the US Federal Trade Commission charged the company and Riley personally with posting fake product reviews; the matter was resolved by consent order in 2020 without a monetary penalty [3].

Sunday Riley, described in brand materials as a Texas-born entrepreneur and cosmetic chemist, created her eponymous line in 2009 [1]. According to the company's Sunday Edit editorial, she started the business as a single mother of two who had moved back in with her parents, packing products on their pool table with limited resources.

The line's commercial break came at the US department store Barneys. As recounted on the brand's own site and by the editorial outlet The Derm Review, Riley pitched a handful of prototypes — Good Genes among them — and was given three stores and six months to prove the concept [4]. The Derm Review, citing Allure, reports that the Barneys buyer suggested Riley name the collection after herself.

The company presents itself as independent, female-owned and founder-owned, with Sunday Riley continuing as founder, chief executive and lead formulator. No parent company or acquisition is disclosed in the available sources.

Sunday Riley positions itself as a "modern skincare" brand built on results-driven formulas that combine active ingredients with botanicals. Its stated tagline is "Powered by science, balanced by botanicals" [5]; The Derm Review records a closely related motto, "Powered by science, backed by botanicals" [4].

The company frames its approach to clean beauty as a positive commitment rather than a restrictive exclusion list, calling itself a "YES brand." On its clean-skincare page it states that "'clean' isn't a trend — it's a commitment to skin health, planetary care, and results," while also publishing a "no" list of more than thirty excluded ingredients, among them parabens, phthalates, synthetic fragrance, mineral oil and formaldehyde-releasing agents. The brand says it avoids synthetic fragrance in facial skincare on the grounds that it can irritate the skin barrier.

The brand's catalogue centres on serums, treatments and face oils. Its most frequently cited product is the Good Genes lactic acid treatment, described by The Derm Review as the brand's most popular item [4]. Other signature products include the Luna sleeping night oil, the C.E.O. Glow vitamin C and turmeric face oil, the C.E.O. vitamin C brightening serum, and the A+ high-dose retinoid serum.

Formulas draw on ingredients the company describes as premium-sourced, including hydroxypinacolone retinoate — a next-generation retinoid it says binds directly to retinoid receptors without conversion — alongside oil-soluble vitamin C, lactic acid, niacinamide and ceramides. The brand also reports sourcing specific botanicals such as horse chestnut flower extract, which it says is grown and harvested in France's Ardèche region, and upcycled blueberry seed oil. According to Sunday Riley, it was ranked the number-one face oil brand in the US prestige skincare market by the retail tracking service Circana [6].

Editorial coverage has framed several products as cult items. Refinery29 reported that the Luna sleeping night oil won "Most Innovative Skin-Care Launch" at its Beauty Innovator Awards and called it a cult-favourite of its deputy beauty editor [7]. In the same review the outlet wrote that the brand's products "have a cult following for a reason: they actually work." The brand later named the actor Phoebe Dynevor as its first brand ambassador.

Sustainability is a prominent part of the brand's public positioning. It states that it has been certified as a B Corporation and has been Plastic Neutral since 2022 through a partnership with rePurpose Global, recovering as much plastic as it produces and supporting Project Anant Pranay, a plastic-recovery initiative in India [6]. The company also says it offsets 100% of its product emissions using life cycle assessments, and runs a "Zero Waste Oil Process" in which it says 90% of the seed by-product from cold-pressing its face oils is turned into powders and plant-based proteins rather than discarded [6].

On animal testing, the company states it has never tested on animals since its 2009 launch and is certified cruelty-free by both PETA and Leaping Bunny; it says most of its products are vegan, excluding those containing honey or beeswax, and that all are vegetarian [6]. It reports sourcing ingredients primarily in the United States, Europe and Japan.

In October 2019 the US Federal Trade Commission charged Sunday Riley Modern Skincare and its chief executive with deceptive practices. According to the account restated by The Fashion Law, between November 2015 and August 2017 managers — including Riley — posted fake five-star reviews of the company's products on Sephora's website using fabricated accounts and a VPN to conceal their identities, and worked to have negative reviews removed [3]. The FTC finalised a consent order in November 2020 barring future misrepresentation of endorsers; the settlement carried no monetary penalty, a point on which commissioners Rohit Chopra and Rebecca Slaughter dissented [3].

Sunday Riley remains active. Its US website carried a 2026 copyright at the time of review, and the company maintains a separate UK domain, an active store-locator network and ongoing sustainability programs [1]. It continues to operate as an independent, founder-led prestige skincare brand.