Vegan lip liners contain no animal-derived ingredients. Check product packaging or the brand's website for a 'vegan' label or ingredient list confirmation before purchasing. Some popular brands with vegan options include Pacifica, e.l.f. Cosmetics, and Kat Von D Beauty.

NYX Cosmetics is certified cruelty-free by PETA, meaning they do not test their products or ingredients on animals. However, NYX is owned by L'Oréal, which is not a cruelty-free company, so this is a point of contention for some consumers.

Many makeup brands have committed to being cruelty-free, meaning they don't test on animals. Some popular options include e.l.f. Cosmetics, Rare Beauty, Milk Makeup, and Pacifica. Look for the Leaping Bunny or PETA certification logos to verify.

Sacheu Beauty states they are cruelty-free on their website, meaning they do not test their products on animals. Always verify this information on their official website or packaging for the most up-to-date details.