Poppi Cosmetics appears to be a legitimate brand. Customer reviews on platforms like Amazon highlight positive experiences with products such as the Silky Matte Blush and Dreamy Gleamy Tinted Lip Oil. The brand is noted for its cruelty-free and vegan products, which are appreciated by users for their quality and affordability. The official website also features customer reviews praising the blendability and pigmentation of their makeup products.