Resurfacing Compound serum from U BEAUTY featuring brightening, firming, hydrating, for all skin types, AHA, hyaluronic acid, retinol, gluten-free, 15ml, bottle, pump and fluid. Violet Code: The Violet Code sets the standard by which Violet Grey’s Committee of Industry Experts identifies hero products from the tens of thousands available on the market. The result is a curation of the best in beauty from those who know best.. Conscious: Cruelty-free certified . Learn more about what makes a product Conscious on our Conscious Criteria page.